General
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Target
ca2f91b5d5d54a3fb916249210e53552b78ec7f4ffdce9be81884be15bef2847
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Size
4.9MB
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Sample
241120-eatfdavmfp
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MD5
4e3ae6b4f8ea1c5d2fb3a8bc008e2fff
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SHA1
22329e6ce220cce52f7dde6e03c082d31f27bbae
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SHA256
ca2f91b5d5d54a3fb916249210e53552b78ec7f4ffdce9be81884be15bef2847
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SHA512
6394d0a6883e478bf7f196ef1c829ff7d579ebfde1ddbdd5c59a57eb40ba82c5c15f41f71bfa4f31227198c8d722c5872c0aa01d5e750dd19523a8237db5b655
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SSDEEP
49152:Ll5MTGChZpxtlBBgxchXb/zqP6DUtRgs5q289dAnSz44hnW1XgnYu6fYmPkMSx8E:
Static task
static1
Behavioral task
behavioral1
Sample
ca2f91b5d5d54a3fb916249210e53552b78ec7f4ffdce9be81884be15bef2847.exe
Resource
win7-20240903-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
ca2f91b5d5d54a3fb916249210e53552b78ec7f4ffdce9be81884be15bef2847
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Size
4.9MB
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MD5
4e3ae6b4f8ea1c5d2fb3a8bc008e2fff
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SHA1
22329e6ce220cce52f7dde6e03c082d31f27bbae
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SHA256
ca2f91b5d5d54a3fb916249210e53552b78ec7f4ffdce9be81884be15bef2847
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SHA512
6394d0a6883e478bf7f196ef1c829ff7d579ebfde1ddbdd5c59a57eb40ba82c5c15f41f71bfa4f31227198c8d722c5872c0aa01d5e750dd19523a8237db5b655
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SSDEEP
49152:Ll5MTGChZpxtlBBgxchXb/zqP6DUtRgs5q289dAnSz44hnW1XgnYu6fYmPkMSx8E:
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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