General
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Target
Purchase-Order.exe
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Size
1.1MB
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Sample
200716-n3yddjpzen
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MD5
4f23660dde9df05e7429c970ce9027cc
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SHA1
d57c4ca2e01422400df57f2e4610dc9ebdcde4f0
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SHA256
be905b9aac897739d22c1078e60be1111efc7a9ec25e205d664e03a59730dbea
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SHA512
69cf95ac1c0a7a78caa26eefec4f5da1e6117284a1c0585341381a56076e7b235e73b5718f9e119767e71f2e10713a7637866b0ddf6ac3b89d5642b4d1ed12da
Static task
static1
Behavioral task
behavioral1
Sample
Purchase-Order.exe
Resource
win7
Behavioral task
behavioral2
Sample
Purchase-Order.exe
Resource
win10v200430
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.pka.co.in - Port:
587 - Username:
[email protected] - Password:
a$yQ&h1Yd6&
Targets
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Target
Purchase-Order.exe
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Size
1.1MB
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MD5
4f23660dde9df05e7429c970ce9027cc
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SHA1
d57c4ca2e01422400df57f2e4610dc9ebdcde4f0
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SHA256
be905b9aac897739d22c1078e60be1111efc7a9ec25e205d664e03a59730dbea
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SHA512
69cf95ac1c0a7a78caa26eefec4f5da1e6117284a1c0585341381a56076e7b235e73b5718f9e119767e71f2e10713a7637866b0ddf6ac3b89d5642b4d1ed12da
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload
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Looks for VirtualBox Guest Additions in registry
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Reads data files stored by FTP clients
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext
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