General
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Target
380901a4d796135abc8a33a11b267aa8647355fa1000d4afeb413f9ec519774d
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Size
427KB
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Sample
240508-1amtgsag98
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MD5
347dd7b659f7f4ce7833cdfd51738e87
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SHA1
c9c80fc1556d0e691da88f2da65cd6ba2856d6d4
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SHA256
380901a4d796135abc8a33a11b267aa8647355fa1000d4afeb413f9ec519774d
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SHA512
22a9d1bba58113b312f4fd1cb6248a2fd2b74a58ac6a78f824ae491811bdf977193c1646da94d0b14f05ad7f97211bf282953952f1886458b450065b6334b541
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SSDEEP
6144:HcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL3790WLJV2k+baoNRL4/:HcW7KEZlPzCy37SyJkk+WoNRL4/
Behavioral task
behavioral1
Sample
380901a4d796135abc8a33a11b267aa8647355fa1000d4afeb413f9ec519774d.exe
Resource
win7-20240221-en
Malware Config
Extracted
darkcomet
Guest16
0.tcp.eu.ngrok.io:10698
0.tcp.eu.ngrok.io:1604
DC_MUTEX-LCL00J7
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InstallPath
Java\javac.exe
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gencode
m9kwXLScPCs9
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install
true
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offline_keylogger
true
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persistence
true
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reg_key
java
Targets
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Target
380901a4d796135abc8a33a11b267aa8647355fa1000d4afeb413f9ec519774d
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Size
427KB
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MD5
347dd7b659f7f4ce7833cdfd51738e87
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SHA1
c9c80fc1556d0e691da88f2da65cd6ba2856d6d4
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SHA256
380901a4d796135abc8a33a11b267aa8647355fa1000d4afeb413f9ec519774d
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SHA512
22a9d1bba58113b312f4fd1cb6248a2fd2b74a58ac6a78f824ae491811bdf977193c1646da94d0b14f05ad7f97211bf282953952f1886458b450065b6334b541
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SSDEEP
6144:HcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL3790WLJV2k+baoNRL4/:HcW7KEZlPzCy37SyJkk+WoNRL4/
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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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UPX dump on OEP (original entry point)
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Suspicious use of SetThreadContext
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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
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2