General
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Target
42f4687a755b165e8cb71c8b07179700.bin
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Size
585KB
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Sample
240509-czrxqsdf5z
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MD5
42f4687a755b165e8cb71c8b07179700
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SHA1
3a0e4bdba15af65a67e408ea9e2667adf33576d2
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SHA256
7859a5996c7be955954ddb4577dc436de3a5b9ac3c72f449ec36cd9c6d8cab07
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SHA512
af6482ed9c826286d1d264bf8f456cdf086efc2f4ae753f474ad7bf04c8e465e88547d7b15fc602cf932a93d8d5dd03883d0ed5cd91ebee1c559896b110843b2
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SSDEEP
6144:LeHwXUU5EYCTvaBjRjWrLJKuKnGML5Njcxmu3ijWrLJKuKnGML5Njcxgu3hjWrLI:LyMUusvalgg5Njam8g5Njagxg5NjagZ
Static task
static1
Behavioral task
behavioral1
Sample
42f4687a755b165e8cb71c8b07179700.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
42f4687a755b165e8cb71c8b07179700.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
42f4687a755b165e8cb71c8b07179700.bin
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Size
585KB
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MD5
42f4687a755b165e8cb71c8b07179700
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SHA1
3a0e4bdba15af65a67e408ea9e2667adf33576d2
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SHA256
7859a5996c7be955954ddb4577dc436de3a5b9ac3c72f449ec36cd9c6d8cab07
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SHA512
af6482ed9c826286d1d264bf8f456cdf086efc2f4ae753f474ad7bf04c8e465e88547d7b15fc602cf932a93d8d5dd03883d0ed5cd91ebee1c559896b110843b2
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SSDEEP
6144:LeHwXUU5EYCTvaBjRjWrLJKuKnGML5Njcxmu3ijWrLJKuKnGML5Njcxgu3hjWrLI:LyMUusvalgg5Njam8g5Njagxg5NjagZ
Score10/10-
Modifies WinLogon for persistence
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Modifies visibility of file extensions in Explorer
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Modifies visiblity of hidden/system files in Explorer
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Disables use of System Restore points
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Sets file execution options in registry
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Modifies system executable filetype association
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Adds Run key to start application
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
6