General
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Target
31cd1e172d0375c8cd5e58929b7d235d389bbfeb5387488083c5b86c943d0b65.exe
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Size
37KB
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Sample
240817-r7ckcatgrr
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MD5
5c8eb40a1344bd8b18c1ef0d95d433d4
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SHA1
b6c1f037637936ae018cc5e3e17ab9f3cc8cb3ff
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SHA256
31cd1e172d0375c8cd5e58929b7d235d389bbfeb5387488083c5b86c943d0b65
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SHA512
74aa4c3047e5fff0b0d903841ceb01cd0e9939244c9008a9ae6a77ee5484290e7a0df56bbfc422ff5cf80012e84b75af2cf8840fd6ce6c80ea361fa07e5da577
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SSDEEP
384:z0ACT0i9PdTe/kCOyU7fwv9YDn6a5rAF+rMRTyN/0L+EcoinblneHQM3epzXONrz:YlV1CFU7fwyj6GrM+rMRa8Nuk/rt
Behavioral task
behavioral1
Sample
31cd1e172d0375c8cd5e58929b7d235d389bbfeb5387488083c5b86c943d0b65.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
31cd1e172d0375c8cd5e58929b7d235d389bbfeb5387488083c5b86c943d0b65.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
njrat
im523
puked
147.185.221.20:47570
20006afb0ec33f2e48c8c1f17d4d3382
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reg_key
20006afb0ec33f2e48c8c1f17d4d3382
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splitter
|'|'|
Targets
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Target
31cd1e172d0375c8cd5e58929b7d235d389bbfeb5387488083c5b86c943d0b65.exe
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Size
37KB
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MD5
5c8eb40a1344bd8b18c1ef0d95d433d4
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SHA1
b6c1f037637936ae018cc5e3e17ab9f3cc8cb3ff
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SHA256
31cd1e172d0375c8cd5e58929b7d235d389bbfeb5387488083c5b86c943d0b65
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SHA512
74aa4c3047e5fff0b0d903841ceb01cd0e9939244c9008a9ae6a77ee5484290e7a0df56bbfc422ff5cf80012e84b75af2cf8840fd6ce6c80ea361fa07e5da577
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SSDEEP
384:z0ACT0i9PdTe/kCOyU7fwv9YDn6a5rAF+rMRTyN/0L+EcoinblneHQM3epzXONrz:YlV1CFU7fwyj6GrM+rMRa8Nuk/rt
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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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Loads dropped DLL
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Adds Run key to start application
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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
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1