General
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Target
b8a3b35b685e72c1be24942f0520a286d5e65873aafb0f959ba551dae50ff94a.exe
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Size
4.9MB
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Sample
241124-a3dheavpbv
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MD5
a450c06717644483e3437db615ea4114
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SHA1
93ece99062cee7344d7059986cc4727c92dbfca9
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SHA256
b8a3b35b685e72c1be24942f0520a286d5e65873aafb0f959ba551dae50ff94a
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SHA512
cb7d295f30fa69e98f52ac240e76ed9e776142a898a15c0a8911a693ccdcea441281a79c2b7f0e1e6567cc0bb73a9a6320c359a4a775b943fc84b78df6e42a24
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SSDEEP
49152:Dl5MTGChZpxtlBBgxchXb/zqP6DUtRgs5q289dAnSz44hnW1XgnYu6fYmPkMSx8+:e
Static task
static1
Behavioral task
behavioral1
Sample
b8a3b35b685e72c1be24942f0520a286d5e65873aafb0f959ba551dae50ff94a.exe
Resource
win7-20241010-en
Malware Config
Extracted
colibri
1.2.0
Build1
http://zpltcmgodhvvedxtfcygvbgjkvgvcguygytfigj.cc/gate.php
http://yugyuvyugguitgyuigtfyutdtoghghbbgyv.cx/gate.php
Targets
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Target
b8a3b35b685e72c1be24942f0520a286d5e65873aafb0f959ba551dae50ff94a.exe
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Size
4.9MB
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MD5
a450c06717644483e3437db615ea4114
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SHA1
93ece99062cee7344d7059986cc4727c92dbfca9
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SHA256
b8a3b35b685e72c1be24942f0520a286d5e65873aafb0f959ba551dae50ff94a
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SHA512
cb7d295f30fa69e98f52ac240e76ed9e776142a898a15c0a8911a693ccdcea441281a79c2b7f0e1e6567cc0bb73a9a6320c359a4a775b943fc84b78df6e42a24
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SSDEEP
49152:Dl5MTGChZpxtlBBgxchXb/zqP6DUtRgs5q289dAnSz44hnW1XgnYu6fYmPkMSx8+:e
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Colibri family
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Dcrat family
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2