Summary

5b022bc3a058c0a8_wuauclt.exe

File 5b022bc3a058c0a8_wuauclt.exe

Summary
Download Resubmit sample

Size 135.3KB
Type PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows, UPX compressed
MD5 fe3f38b69d38dbf5ffc64238e6a1a3e7
SHA1 e9de7e567e09bb891b5d3d2f0c01d07ccc40cf8f
SHA256 5b022bc3a058c0a87cabe842039403aab374d57612ee557509d010e33b87f14f
SHA512
0a0df3187aead9195cadcbe7dc7752ac5d66ae76e85093bc315ca169fb17fed7b31cb4ef6d6ff0b12c44d1b5d1c7754ce4c652b5cd0b87ee88a8b36a924e211a
CRC32 7F3292D0
ssdeep None
Yara
  • suspicious_packer_section - The packer/protector section names/keywords
  • CrowdStrike_CSIT_18197_01 - Detects plaintext version of strings observed in SILENT CHOLLIMA Rifdoor malware
  • anti_dbg - Checks if being debugged
  • win_mutex - Create or check mutex
  • win_registry - Affect system registries
  • win_files_operation - Affect private profile

Score

This file is very suspicious, with a score of 10 out of 10!

Please notice: The scoring system is currently still in development and should be considered an alpha feature.

Autosubmit

Parent_Task_ID:6231551

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Information on Execution

Analysis
Category Started Completed Duration Routing Logs
FILE April 8, 2025, 5:06 a.m. April 8, 2025, 5:14 a.m. 473 seconds internet Show Analyzer Log
Show Cuckoo Log

Analyzer Log

2025-04-06 05:22:52,015 [analyzer] DEBUG: Starting analyzer from: C:\tmpl4240h
2025-04-06 05:22:52,030 [analyzer] DEBUG: Pipe server name: \??\PIPE\YqrpQiDShQojtQwHKLWQHzF
2025-04-06 05:22:52,030 [analyzer] DEBUG: Log pipe server name: \??\PIPE\DrrzSQuNhFEskfCTeFIDpRciEkZyz
2025-04-06 05:22:52,030 [analyzer] DEBUG: No analysis package specified, trying to detect it automagically.
2025-04-06 05:22:52,030 [analyzer] INFO: Automatically selected analysis package "exe"
2025-04-06 05:22:52,312 [analyzer] DEBUG: Started auxiliary module Curtain
2025-04-06 05:22:52,312 [analyzer] DEBUG: Started auxiliary module DbgView
2025-04-06 05:22:52,796 [analyzer] DEBUG: Started auxiliary module Disguise
2025-04-06 05:22:53,015 [analyzer] DEBUG: Loaded monitor into process with pid 508
2025-04-06 05:22:53,015 [analyzer] DEBUG: Started auxiliary module DumpTLSMasterSecrets
2025-04-06 05:22:53,015 [analyzer] DEBUG: Started auxiliary module Human
2025-04-06 05:22:53,015 [analyzer] DEBUG: Started auxiliary module InstallCertificate
2025-04-06 05:22:53,015 [analyzer] DEBUG: Started auxiliary module Reboot
2025-04-06 05:22:53,078 [analyzer] DEBUG: Started auxiliary module RecentFiles
2025-04-06 05:22:53,078 [analyzer] DEBUG: Started auxiliary module Screenshots
2025-04-06 05:22:53,078 [analyzer] DEBUG: Started auxiliary module Sysmon
2025-04-06 05:22:53,078 [analyzer] DEBUG: Started auxiliary module LoadZer0m0n
2025-04-06 05:22:53,203 [lib.api.process] INFO: Successfully executed process from path u'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\5b022bc3a058c0a8_wuauclt.exe' with arguments '' and pid 1972
2025-04-06 05:22:53,405 [analyzer] DEBUG: Loaded monitor into process with pid 1972
2025-04-06 05:22:53,405 [analyzer] INFO: Added new file to list with pid 1972 and path C:\ProgramData\Update\wuauclt.exe
2025-04-06 05:22:53,515 [analyzer] INFO: Injected into process with pid 1808 and name u'wuauclt.exe'
2025-04-06 05:22:53,687 [analyzer] DEBUG: Loaded monitor into process with pid 1808
2025-04-06 05:23:24,233 [analyzer] INFO: Injected into process with pid 396 and name u'cmd.exe'
2025-04-06 05:23:24,453 [analyzer] DEBUG: Loaded monitor into process with pid 396
2025-04-06 05:23:25,203 [analyzer] INFO: Process with pid 1972 has terminated
2025-04-06 05:23:25,203 [analyzer] INFO: Process with pid 396 has terminated
2025-04-06 05:26:12,203 [analyzer] INFO: Analysis timeout hit, terminating analysis.
2025-04-06 05:26:13,421 [analyzer] INFO: Terminating remaining processes before shutdown.
2025-04-06 05:26:13,421 [lib.api.process] INFO: Successfully terminated process with pid 1808.
2025-04-06 05:26:13,421 [analyzer] INFO: Analysis completed.

Cuckoo Log

2025-04-08 05:06:09,433 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:10,460 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:11,484 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:12,514 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:13,537 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:14,557 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:15,581 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:16,650 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:17,669 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:18,685 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:19,708 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:20,726 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:21,746 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:22,796 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:23,823 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:24,846 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:25,872 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:26,891 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:27,910 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:28,931 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:29,951 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:30,969 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:31,997 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:33,027 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:34,048 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:35,077 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:36,118 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:37,167 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:38,233 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:39,287 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:40,337 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:41,401 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:42,447 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:43,493 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:44,544 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:45,602 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:46,648 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:47,694 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:48,743 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:49,799 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:50,847 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:51,889 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:53,072 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:54,145 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:55,198 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:56,254 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:57,319 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:58,372 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:06:59,432 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:00,486 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:01,579 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:02,666 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:03,734 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:04,792 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:05,840 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:06,893 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:07,952 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:09,013 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:10,062 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:11,117 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:12,157 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:13,205 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:14,285 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:15,326 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:16,371 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:17,416 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:18,470 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:19,533 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:20,757 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:21,783 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:22,811 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:23,834 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:24,860 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:25,893 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:26,920 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:28,073 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:29,099 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:30,137 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:31,163 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:32,191 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:33,230 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:34,254 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:35,280 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:36,309 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:37,332 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:38,367 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:39,397 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:40,417 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:41,740 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:42,782 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:43,895 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:44,938 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:46,004 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:47,043 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:48,071 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:49,097 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:50,134 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:51,166 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:52,213 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:53,275 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:54,308 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:55,346 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:56,410 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:57,458 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:58,494 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:07:59,550 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:00,596 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:01,670 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:02,756 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:04,062 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:05,118 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:06,206 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:07,255 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:08,307 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:09,358 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:10,422 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:11,510 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:12,596 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:13,704 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:14,743 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:15,794 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:16,837 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:17,866 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:18,895 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:20,092 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:21,124 [cuckoo.core.scheduler] DEBUG: Task #6244023: no machine available yet
2025-04-08 05:08:22,491 [cuckoo.core.scheduler] INFO: Task #6244023: acquired machine win7x649 (label=win7x649)
2025-04-08 05:08:22,501 [cuckoo.core.resultserver] DEBUG: Now tracking machine 192.168.168.209 for task #6244023
2025-04-08 05:08:22,699 [cuckoo.auxiliary.sniffer] INFO: Started sniffer with PID 1449257 (interface=vboxnet0, host=192.168.168.209)
2025-04-08 05:08:23,505 [cuckoo.machinery.virtualbox] DEBUG: Starting vm win7x649
2025-04-08 05:08:23,915 [cuckoo.machinery.virtualbox] DEBUG: Restoring virtual machine win7x649 to vmcloak
2025-04-08 05:08:49,699 [cuckoo.core.guest] INFO: Starting analysis #6244023 on guest (id=win7x649, ip=192.168.168.209)
2025-04-08 05:08:50,704 [cuckoo.core.guest] DEBUG: win7x649: not ready yet
2025-04-08 05:08:55,738 [cuckoo.core.guest] INFO: Guest is running Cuckoo Agent 0.10 (id=win7x649, ip=192.168.168.209)
2025-04-08 05:08:55,820 [cuckoo.core.guest] DEBUG: Uploading analyzer to guest (id=win7x649, ip=192.168.168.209, monitor=latest, size=6660546)
2025-04-08 05:08:57,105 [cuckoo.core.resultserver] DEBUG: Task #6244023: live log analysis.log initialized.
2025-04-08 05:08:58,063 [cuckoo.core.resultserver] DEBUG: Task #6244023 is sending a BSON stream
2025-04-08 05:08:58,437 [cuckoo.core.resultserver] DEBUG: Task #6244023 is sending a BSON stream
2025-04-08 05:08:58,719 [cuckoo.core.resultserver] DEBUG: Task #6244023 is sending a BSON stream
2025-04-08 05:08:59,295 [cuckoo.core.resultserver] DEBUG: Task #6244023: File upload for 'shots/0001.jpg'
2025-04-08 05:08:59,326 [cuckoo.core.resultserver] DEBUG: Task #6244023 uploaded file length: 133431
2025-04-08 05:09:11,804 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:09:26,960 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:09:29,500 [cuckoo.core.resultserver] DEBUG: Task #6244023 is sending a BSON stream
2025-04-08 05:09:29,581 [cuckoo.core.resultserver] DEBUG: Task #6244023: File upload for 'files/5b022bc3a058c0a8_5b022bc3a058c0a8_wuauclt.exe'
2025-04-08 05:09:29,584 [cuckoo.core.resultserver] DEBUG: Task #6244023 uploaded file length: 138596
2025-04-08 05:09:42,045 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:09:57,161 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:10:12,431 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:10:27,617 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:10:42,724 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:10:57,902 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:11:13,010 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:11:28,099 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:11:43,282 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:11:58,428 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:12:13,740 [cuckoo.core.guest] DEBUG: win7x649: analysis #6244023 still processing
2025-04-08 05:12:17,528 [cuckoo.core.resultserver] DEBUG: Task #6244023: File upload for 'curtain/1743909972.39.curtain.log'
2025-04-08 05:12:17,533 [cuckoo.core.resultserver] DEBUG: Task #6244023 uploaded file length: 36
2025-04-08 05:12:18,403 [cuckoo.core.resultserver] DEBUG: Task #6244023: File upload for 'sysmon/1743909973.28.sysmon.xml'
2025-04-08 05:12:18,529 [cuckoo.core.resultserver] DEBUG: Task #6244023 uploaded file length: 12284462
2025-04-08 05:12:18,558 [cuckoo.core.resultserver] DEBUG: Task #6244023: File upload for 'files/3f38fb1f1eac2c7f_wuauclt.exe'
2025-04-08 05:12:18,560 [cuckoo.core.resultserver] DEBUG: Task #6244023 had connection reset for <Context for LOG>
2025-04-08 05:12:18,562 [cuckoo.core.resultserver] DEBUG: Task #6244023 uploaded file length: 138600
2025-04-08 05:12:19,775 [cuckoo.core.guest] INFO: win7x649: analysis completed successfully
2025-04-08 05:12:19,796 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Redsocks
2025-04-08 05:12:19,822 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Sniffer
2025-04-08 05:12:20,515 [cuckoo.machinery.virtualbox] INFO: Successfully generated memory dump for virtual machine with label win7x649 to path /srv/cuckoo/cwd/storage/analyses/6244023/memory.dmp
2025-04-08 05:12:20,521 [cuckoo.machinery.virtualbox] DEBUG: Stopping vm win7x649
2025-04-08 05:14:02,112 [cuckoo.core.resultserver] DEBUG: Stopped tracking machine 192.168.168.209 for task #6244023
2025-04-08 05:14:02,771 [cuckoo.core.scheduler] DEBUG: Released database task #6244023
2025-04-08 05:14:02,796 [cuckoo.core.scheduler] INFO: Task #6244023: analysis procedure completed

Signatures

Yara rules detected for file (6 events)
description The packer/protector section names/keywords rule suspicious_packer_section
description Detects plaintext version of strings observed in SILENT CHOLLIMA Rifdoor malware rule CrowdStrike_CSIT_18197_01
description Checks if being debugged rule anti_dbg
description Create or check mutex rule win_mutex
description Affect system registries rule win_registry
description Affect private profile rule win_files_operation
The executable contains unknown PE section names indicative of a packer (could be a false positive) (1 event)
section .imports
Creates executable files on the filesystem (1 event)
file C:\ProgramData\Update\wuauclt.exe
Creates a suspicious process (2 events)
cmdline c:\Windows\System32\cmd.exe /c del /q "C:\Users\Administrator\AppData\Local\Temp\5b022bc3a058c0a8_wuauclt.exe" >> NUL
cmdline "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Administrator\AppData\Local\Temp\5b022bc3a058c0a8_wuauclt.exe" >> NUL
Drops an executable to the user AppData folder (1 event)
file C:\Users\Administrator\AppData\Local\Temp\5b022bc3a058c0a8_wuauclt.exe
A process created a hidden window (1 event)
Time & API Arguments Status Return Repeated

ShellExecuteExW

 show_type: 0
filepath_r: c:\windows\system32\cmd.exe
parameters: /c del /q "C:\Users\Administrator\AppData\Local\Temp\5b022bc3a058c0a8_wuauclt.exe" >> NUL
filepath: c:\Windows\System32\cmd.exe
1 1 0
The executable is compressed using UPX (2 events)
section UPX0 description Section name indicates UPX
section UPX1 description Section name indicates UPX
Uses Windows utilities for basic Windows functionality (2 events)
cmdline c:\Windows\System32\cmd.exe /c del /q "C:\Users\Administrator\AppData\Local\Temp\5b022bc3a058c0a8_wuauclt.exe" >> NUL
cmdline "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Administrator\AppData\Local\Temp\5b022bc3a058c0a8_wuauclt.exe" >> NUL
Installs itself for autorun at Windows startup (1 event)
reg_key HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update reg_value "C:\ProgramData\Update\wuauclt.exe" /run
Deletes executed files from disk (1 event)
file C:\Users\Administrator\AppData\Local\Temp\5b022bc3a058c0a8_wuauclt.exe
File has been identified by 13 AntiVirus engine on IRMA as malicious (13 events)
G Data Antivirus (Windows) Virus: Dropped:Generic.Dacic.06B5CF0E.A.3A6AA980 (Engine A), Win32.Trojan.PSE.1R5N4UM (Engine B)
Avast Core Security (Linux) Win32:Evo-gen [Trj]
C4S ClamAV (Linux) Win.Malware.Agentb-9639796-0
Trend Micro SProtect (Linux) Backdoor.Win32.RIFDOOR.SMTPTVLNT
Trellix (Linux) GenericRXMV-ST
WithSecure (Linux) Heuristic.HEUR/AGEN.1371816
eScan Antivirus (Linux) Dropped:Generic.Dacic.06B5CF0E.A.3A6AA980(DB)
ESET Security (Windows) a variant of Win32/Andariel.I trojan
DrWeb Antivirus (Linux) Trojan.DownLoader25.54608
ClamAV (Linux) Win.Malware.Agentb-9639796-0
Bitdefender Antivirus (Linux) Dropped:Generic.Dacic.06B5CF0E.A.3A6AA980
Kaspersky Standard (Windows) Trojan.Win32.Agentb.bviq
Emsisoft Commandline Scanner (Windows) Dropped:Generic.Dacic.06B5CF0E.A.3A6AA980 (B)
Screenshots
Name Response Post-Analysis Lookup
No hosts contacted.
IP Address Status Action VT Location
No hosts contacted.
Cuckoo

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