General
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Target
bc8722827989573fe2f403b2d3c213a0N.exe
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Size
4.9MB
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Sample
240904-b4hdestfrd
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MD5
bc8722827989573fe2f403b2d3c213a0
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SHA1
3a8f8eb369769cefe5c0a96f4248a624e06aeb12
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SHA256
ac8f7888a8eb0e6a330da5b997dcadc51f3ac2e1eeba41da02e9bcbf2c76de0b
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SHA512
0282e290aa8a9be24044362f753ac3ca761452a5fec9071b9ea70e5db2048a225a2a37329c57e3c5397fd37d0642d1ec235fc9910bb2b0d2c3eea8ed94b78cd0
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SSDEEP
49152:rl5MTGChZpxtlBBgxchXb/zqP6DUtRgs5q289dAnSz44hnW1XgnYu6fYmPkMSx8E:
Static task
static1
Behavioral task
behavioral1
Sample
bc8722827989573fe2f403b2d3c213a0N.exe
Resource
win7-20240708-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
bc8722827989573fe2f403b2d3c213a0N.exe
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Size
4.9MB
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MD5
bc8722827989573fe2f403b2d3c213a0
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SHA1
3a8f8eb369769cefe5c0a96f4248a624e06aeb12
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SHA256
ac8f7888a8eb0e6a330da5b997dcadc51f3ac2e1eeba41da02e9bcbf2c76de0b
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SHA512
0282e290aa8a9be24044362f753ac3ca761452a5fec9071b9ea70e5db2048a225a2a37329c57e3c5397fd37d0642d1ec235fc9910bb2b0d2c3eea8ed94b78cd0
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SSDEEP
49152:rl5MTGChZpxtlBBgxchXb/zqP6DUtRgs5q289dAnSz44hnW1XgnYu6fYmPkMSx8E:
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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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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