General
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Target
Exploit++ Downloader.exe
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Size
27KB
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Sample
241201-zgs4ea1nbv
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MD5
d363863c21f0d453eaaa438f00027554
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SHA1
7ba078266d3151068b500b9ce8cc4e579ad84a4a
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SHA256
12eafe77459f406a8187cb7675249dfed1b214f47eff60d1291b42ed00c576e4
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SHA512
1ff53e7a3f6eee3b99111a79bded3106fb809bd494b23839a5790a78f8b6baedbfaa707a16ceda481f93edde4d9b8bae06f12c444e16f7def5ce06f297f2bc37
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SSDEEP
384:SsuozKPc0cDxRHXLRq418p/d6tVqQ4m9lHM1UopuJE5UjovhObRZUbjMUWDBVhIB:TLLIXTEs1Urjov4RScUWD7hq7W2e0W0
Static task
static1
Malware Config
Extracted
darkcomet
Guest16
147.185.221.24:14161
RO_MUTEX-QFYD2RJ
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InstallPath
MSDCSC\msdcsc.exe
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gencode
scW2Kk9yHEWs
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
GoogleDebugJ
Targets
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Target
Exploit++ Downloader.exe
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Size
27KB
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MD5
d363863c21f0d453eaaa438f00027554
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SHA1
7ba078266d3151068b500b9ce8cc4e579ad84a4a
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SHA256
12eafe77459f406a8187cb7675249dfed1b214f47eff60d1291b42ed00c576e4
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SHA512
1ff53e7a3f6eee3b99111a79bded3106fb809bd494b23839a5790a78f8b6baedbfaa707a16ceda481f93edde4d9b8bae06f12c444e16f7def5ce06f297f2bc37
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SSDEEP
384:SsuozKPc0cDxRHXLRq418p/d6tVqQ4m9lHM1UopuJE5UjovhObRZUbjMUWDBVhIB:TLLIXTEs1Urjov4RScUWD7hq7W2e0W0
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Darkcomet family
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Modifies WinLogon for persistence
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Modifies firewall policy service
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Modifies security service
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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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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Adds Run key to start application
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
3Windows Service
3Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
3Windows Service
3Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
7