General
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Target
31f96a500b826eb138c513b5aea86620N.exe
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Size
118KB
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Sample
240803-cb7chsyhnn
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MD5
31f96a500b826eb138c513b5aea86620
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SHA1
c5465ee201cb6a6d733f57beb59d2e9c5409fb62
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SHA256
5ac8b10d0607caf11a3c1222edf7b5ee3963ad5467eb29da879591808d04ba4e
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SHA512
564dcf2ead15559dd1674cc7cf96dea035c8797b13806430ab6a3ed979257ae89e1d1aa18eb9a60483579e7e5f7864cadad025d5bd1ca4880fe256fea034f47d
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLC:P5eznsjsguGDFqGZ2rDLC
Static task
static1
Behavioral task
behavioral1
Sample
31f96a500b826eb138c513b5aea86620N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
31f96a500b826eb138c513b5aea86620N.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
njrat
0.7d
neuf
doddyfire.linkpc.net:10000
e1a87040f2026369a233f9ae76301b7b
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reg_key
e1a87040f2026369a233f9ae76301b7b
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splitter
|'|'|
Targets
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Target
31f96a500b826eb138c513b5aea86620N.exe
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Size
118KB
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MD5
31f96a500b826eb138c513b5aea86620
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SHA1
c5465ee201cb6a6d733f57beb59d2e9c5409fb62
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SHA256
5ac8b10d0607caf11a3c1222edf7b5ee3963ad5467eb29da879591808d04ba4e
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SHA512
564dcf2ead15559dd1674cc7cf96dea035c8797b13806430ab6a3ed979257ae89e1d1aa18eb9a60483579e7e5f7864cadad025d5bd1ca4880fe256fea034f47d
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLC:P5eznsjsguGDFqGZ2rDLC
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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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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Suspicious use of SetThreadContext
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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