Summary

mfcm140u.dll

File mfcm140u.dll

Summary
Download Resubmit sample

Size 73.4KB
Type PE32 executable (DLL) (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5 2573e505166eea3c706aedfd5afabbb0
SHA1 29b290ea7c5b0dff8f422e80d1b56ac2f15791bf
SHA256 fd19ce03d9474b57bd38c59ee6598d636156fa8c4f157e418ad82b867683f9b7
SHA512
a232ddae93c0579407d0be4ef35e5176207043ce14d5eba6108d3930d37f57c758377b1e9bdfc51b8cea38a0207f263b0a824e125bb4844fff36a7dc955b4407
CRC32 F5776B75
ssdeep None
PDB Path d:\a01\_work\2\s\\binaries\x86ret\bin\i386\\MFCM140U.i386.pdb
Yara
  • anti_dbg - Checks if being debugged

Score

This file appears fairly benign with a score of 0.3 out of 10.

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

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Information on Execution

Analysis
Category Started Completed Duration Routing Logs
FILE June 24, 2025, 1:04 p.m. June 24, 2025, 1:11 p.m. 395 seconds internet Show Analyzer Log
Show Cuckoo Log

Analyzer Log

2025-06-24 12:23:30,030 [analyzer] DEBUG: Starting analyzer from: C:\tmpj6atou
2025-06-24 12:23:30,030 [analyzer] DEBUG: Pipe server name: \??\PIPE\ieVgELdIHnMHLhGApgaV
2025-06-24 12:23:30,030 [analyzer] DEBUG: Log pipe server name: \??\PIPE\FdgiAJJtyLbhtDQZI
2025-06-24 12:23:30,358 [analyzer] DEBUG: Started auxiliary module Curtain
2025-06-24 12:23:30,375 [analyzer] DEBUG: Started auxiliary module DbgView
2025-06-24 12:23:30,983 [analyzer] DEBUG: Started auxiliary module Disguise
2025-06-24 12:23:31,203 [analyzer] DEBUG: Loaded monitor into process with pid 504
2025-06-24 12:23:31,203 [analyzer] DEBUG: Started auxiliary module DumpTLSMasterSecrets
2025-06-24 12:23:31,203 [analyzer] DEBUG: Started auxiliary module Human
2025-06-24 12:23:31,203 [analyzer] DEBUG: Started auxiliary module InstallCertificate
2025-06-24 12:23:31,203 [analyzer] DEBUG: Started auxiliary module Reboot
2025-06-24 12:23:31,265 [analyzer] DEBUG: Started auxiliary module RecentFiles
2025-06-24 12:23:31,265 [analyzer] DEBUG: Started auxiliary module Screenshots
2025-06-24 12:23:31,280 [analyzer] DEBUG: Started auxiliary module Sysmon
2025-06-24 12:23:31,280 [analyzer] DEBUG: Started auxiliary module LoadZer0m0n
2025-06-24 12:23:31,342 [lib.api.process] ERROR: Failed to execute process from path u'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\mfcm140u.dll' with arguments ['bin\\inject-x86.exe', '--app', u'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\mfcm140u.dll', '--only-start', '--curdir', 'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp'] (Error: Command '['bin\\inject-x86.exe', '--app', u'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\mfcm140u.dll', '--only-start', '--curdir', 'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp']' returned non-zero exit status 1)

Cuckoo Log

2025-06-24 13:04:34,574 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:35,612 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:36,640 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:37,669 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:38,699 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:39,726 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:40,797 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:41,872 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:43,081 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:44,299 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:45,342 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:46,390 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:47,414 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:48,914 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:50,062 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:51,210 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:52,274 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:53,343 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:54,401 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:55,467 [cuckoo.core.scheduler] DEBUG: Task #6629401: no machine available yet
2025-06-24 13:04:56,748 [cuckoo.core.scheduler] INFO: Task #6629401: acquired machine win7x6416 (label=win7x6416)
2025-06-24 13:04:56,752 [cuckoo.core.resultserver] DEBUG: Now tracking machine 192.168.168.216 for task #6629401
2025-06-24 13:04:57,600 [cuckoo.auxiliary.sniffer] INFO: Started sniffer with PID 1989596 (interface=vboxnet0, host=192.168.168.216)
2025-06-24 13:04:58,124 [cuckoo.machinery.virtualbox] DEBUG: Starting vm win7x6416
2025-06-24 13:04:58,749 [cuckoo.machinery.virtualbox] DEBUG: Restoring virtual machine win7x6416 to vmcloak
2025-06-24 13:07:58,533 [cuckoo.core.guest] INFO: Starting analysis #6629401 on guest (id=win7x6416, ip=192.168.168.216)
2025-06-24 13:07:59,541 [cuckoo.core.guest] DEBUG: win7x6416: not ready yet
2025-06-24 13:08:04,608 [cuckoo.core.guest] INFO: Guest is running Cuckoo Agent 0.10 (id=win7x6416, ip=192.168.168.216)
2025-06-24 13:08:04,730 [cuckoo.core.guest] DEBUG: Uploading analyzer to guest (id=win7x6416, ip=192.168.168.216, monitor=latest, size=6660546)
2025-06-24 13:08:06,382 [cuckoo.core.resultserver] DEBUG: Task #6629401: live log analysis.log initialized.
2025-06-24 13:08:07,529 [cuckoo.core.resultserver] DEBUG: Task #6629401 is sending a BSON stream
2025-06-24 13:08:08,781 [cuckoo.core.resultserver] DEBUG: Task #6629401: File upload for 'shots/0001.jpg'
2025-06-24 13:08:08,793 [cuckoo.core.resultserver] DEBUG: Task #6629401 uploaded file length: 133592
2025-06-24 13:08:08,930 [cuckoo.core.guest] WARNING: win7x6416: analysis #6629401 caught an exception
Traceback (most recent call last):
  File "C:/tmpj6atou/analyzer.py", line 824, in <module>
    success = analyzer.run()
  File "C:/tmpj6atou/analyzer.py", line 673, in run
    pids = self.package.start(self.target)
  File "C:\tmpj6atou\modules\packages\exe.py", line 34, in start
    return self.execute(path, args=shlex.split(args))
  File "C:\tmpj6atou\lib\common\abstracts.py", line 205, in execute
    "Unable to execute the initial process, analysis aborted."
CuckooPackageError: Unable to execute the initial process, analysis aborted.

2025-06-24 13:08:08,942 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Redsocks
2025-06-24 13:08:08,968 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Sniffer
2025-06-24 13:08:10,142 [cuckoo.machinery.virtualbox] INFO: Successfully generated memory dump for virtual machine with label win7x6416 to path /srv/cuckoo/cwd/storage/analyses/6629401/memory.dmp
2025-06-24 13:08:10,144 [cuckoo.machinery.virtualbox] DEBUG: Stopping vm win7x6416
2025-06-24 13:11:09,939 [cuckoo.core.resultserver] DEBUG: Stopped tracking machine 192.168.168.216 for task #6629401
2025-06-24 13:11:09,941 [cuckoo.core.resultserver] DEBUG: Cancel <Context for LOG> for task 6629401
2025-06-24 13:11:10,364 [cuckoo.core.scheduler] DEBUG: Released database task #6629401
2025-06-24 13:11:10,390 [cuckoo.core.scheduler] INFO: Task #6629401: analysis procedure completed

Signatures

Yara rule detected for file (1 event)
description Checks if being debugged rule anti_dbg
This executable has a PDB path (1 event)
pdb_path d:\a01\_work\2\s\\binaries\x86ret\bin\i386\\MFCM140U.i386.pdb
Screenshots
Name Response Post-Analysis Lookup
No hosts contacted.
IP Address Status Action VT Location
No hosts contacted.
Cuckoo

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