General
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Target
dropper.bat
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Size
5KB
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Sample
240619-z227taweqm
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MD5
35c7a7e7167b7ec08ad907e8762277d3
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SHA1
ed0cafe817899dbbf596d5ed03ec2d147d9f8b95
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SHA256
20a5c129290bc4e38576c59fe74f943a22ff587083968aecbbf734d136fffad6
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SHA512
5c50939961546f2c176459ede3653d4b2ce146667d5a781f0db8686fdab34c01e9d9ea9721397d6ba3e08aec94be505ca526b75a6c3dc32e2c554ad0e2597f23
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SSDEEP
96:CYBs0AstNGmqxoMbNa5aYbxaHOr9VP0wn7CiQP2fiv:1BsIaajn7CiQ3
Static task
static1
Behavioral task
behavioral1
Sample
dropper.bat
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
dropper.bat
Resource
win10v2004-20240611-en
Malware Config
Targets
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Target
dropper.bat
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Size
5KB
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MD5
35c7a7e7167b7ec08ad907e8762277d3
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SHA1
ed0cafe817899dbbf596d5ed03ec2d147d9f8b95
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SHA256
20a5c129290bc4e38576c59fe74f943a22ff587083968aecbbf734d136fffad6
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SHA512
5c50939961546f2c176459ede3653d4b2ce146667d5a781f0db8686fdab34c01e9d9ea9721397d6ba3e08aec94be505ca526b75a6c3dc32e2c554ad0e2597f23
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SSDEEP
96:CYBs0AstNGmqxoMbNa5aYbxaHOr9VP0wn7CiQP2fiv:1BsIaajn7CiQ3
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Async RAT payload
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Downloads MZ/PE file
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Access Token Manipulation
1Create Process with Token
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Modify Registry
2Access Token Manipulation
1Create Process with Token
1