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General
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Target
pisun.exe
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Size
54KB
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Sample
250322-ll1r6a1tgs
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MD5
45140e967970cd63521eaa76dc4db7d7
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SHA1
aae8aa4c5fb8e1d5a830f1f095d7550a89b7634a
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SHA256
3990ab6d73f0a92606cb4c86d39e077f014da65413a264be94d03ca8478e64b8
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SHA512
d8c5274fc1c66700c3fb63527973cb20106070698eebdf90e6b3f9ace371e34a653e382f949683d9aab0cb33fdd00ab2b943e499a4d2d6f42a24822fa2142129
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SSDEEP
768:U8I0g652Esltuq55JR2ET3NwJSNbxWQG35bmaePD5PvXOC2XXJdxIEpmvg:U8ZVGtZ5DTCGlWQcGD0LX3xIEpmvg
Behavioral task
behavioral1
Sample
pisun.exe
Resource
win11-20250313-en
Malware Config
Extracted
njrat
<- NjRAT 0.7d Horror Edition ->
Victim
such-captain.gl.at.ply.gg:7723
f9f7ecca9c9e7996304b914cc137e66d
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reg_key
f9f7ecca9c9e7996304b914cc137e66d
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splitter
Y262SUCZ4UJJ
Targets
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Target
pisun.exe
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Size
54KB
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MD5
45140e967970cd63521eaa76dc4db7d7
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SHA1
aae8aa4c5fb8e1d5a830f1f095d7550a89b7634a
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SHA256
3990ab6d73f0a92606cb4c86d39e077f014da65413a264be94d03ca8478e64b8
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SHA512
d8c5274fc1c66700c3fb63527973cb20106070698eebdf90e6b3f9ace371e34a653e382f949683d9aab0cb33fdd00ab2b943e499a4d2d6f42a24822fa2142129
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SSDEEP
768:U8I0g652Esltuq55JR2ET3NwJSNbxWQG35bmaePD5PvXOC2XXJdxIEpmvg:U8ZVGtZ5DTCGlWQcGD0LX3xIEpmvg
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Njrat family
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Ramnit family
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Executes dropped EXE
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Modifies file permissions
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Power Settings
powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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MITRE ATT&CK Enterprise v15
Persistence
Event Triggered Execution
1Accessibility Features
1Power Settings
1Pre-OS Boot
1Bootkit
1Defense Evasion
File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Pre-OS Boot
1Bootkit
1