General
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Target
Umbrella.flv.exe
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Size
93KB
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Sample
250111-vsnkvatrez
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MD5
e0c869b42c00f9a6f37200c870e410af
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SHA1
e8533ba02dff440c2ed561d012a5f7db931dbe63
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SHA256
5c854b85f62ea27660d8a371bd085771d17812e21ac1066a80f176dd5ee6e791
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SHA512
6f14952004d9df8d5b6c79b2afd669b4b75851ff72ddff49f5b8ebba5fc04a64716dcd77761a863bc3dfb1bcef00591b7431056774efd72c296fe29fcd3fce43
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SSDEEP
1536:GyIQIBlfGQFk2ZonmzlMxjEwzGi1dDhDIgS:GyOtFk2ZonmZMOi1dFx
Behavioral task
behavioral1
Sample
Umbrella.flv.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
njrat
0.7d
HacKed
hakim32.ddns.net:2000
127.0.0.1:5552
e007e9b2e208cd7d8d369a9919370c04
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reg_key
e007e9b2e208cd7d8d369a9919370c04
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splitter
|'|'|
Targets
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Target
Umbrella.flv.exe
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Size
93KB
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MD5
e0c869b42c00f9a6f37200c870e410af
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SHA1
e8533ba02dff440c2ed561d012a5f7db931dbe63
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SHA256
5c854b85f62ea27660d8a371bd085771d17812e21ac1066a80f176dd5ee6e791
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SHA512
6f14952004d9df8d5b6c79b2afd669b4b75851ff72ddff49f5b8ebba5fc04a64716dcd77761a863bc3dfb1bcef00591b7431056774efd72c296fe29fcd3fce43
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SSDEEP
1536:GyIQIBlfGQFk2ZonmzlMxjEwzGi1dDhDIgS:GyOtFk2ZonmZMOi1dFx
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1