General
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Target
SecuriteInfo.com.Trojan.MSIL.Crypt.15320.542.exe
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Size
820KB
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Sample
231206-ss3cwsdh4z
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MD5
bc3766383208566e84c687962a5f1e46
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SHA1
5ecdcd2adbeafff9009d219ff39218d87f4bf59b
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SHA256
0f5adc0a7be5efcd4fc8192286bb373fea270170782cc83c71b616dde41e0157
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SHA512
237b60664f36e2f75e9f5c83cb1918e96f076e0646cec1acbb71e5ccb61c683092c6c5caa45abc75e1aa694f9f6b57368fa905ff1d480c2b2cd44444693f77c1
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SSDEEP
24576:/scFcWv/uG2qeWYZYmGe8eC5DrJwTEqHytjkQX7tM:7Fcc/uG2RYLQGWTaJXRM
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Trojan.MSIL.Crypt.15320.542.exe
Resource
win7-20231130-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Trojan.MSIL.Crypt.15320.542.exe
Resource
win10v2004-20231127-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.amtechcards.com - Port:
587 - Username:
[email protected] - Password:
]i[a(tUWlmp% - Email To:
[email protected]
Targets
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Target
SecuriteInfo.com.Trojan.MSIL.Crypt.15320.542.exe
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Size
820KB
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MD5
bc3766383208566e84c687962a5f1e46
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SHA1
5ecdcd2adbeafff9009d219ff39218d87f4bf59b
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SHA256
0f5adc0a7be5efcd4fc8192286bb373fea270170782cc83c71b616dde41e0157
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SHA512
237b60664f36e2f75e9f5c83cb1918e96f076e0646cec1acbb71e5ccb61c683092c6c5caa45abc75e1aa694f9f6b57368fa905ff1d480c2b2cd44444693f77c1
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SSDEEP
24576:/scFcWv/uG2qeWYZYmGe8eC5DrJwTEqHytjkQX7tM:7Fcc/uG2RYLQGWTaJXRM
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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