General
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Target
Shipping Document.exe
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Size
1.5MB
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Sample
210111-6lptlg2a2e
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MD5
7396509c9078efb0aa3ef8d8fba36f16
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SHA1
7c831d6d9ac65444304b9e05b13724af04e3b92d
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SHA256
b4b22431ba2c9d18bb12d1a6318cbfdd03e439b42a7f136f01d9bc845942ccd1
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SHA512
c3bd52c3100e004bfeda0b45ad2ad46214aba39665e0681be6483fffdbbc7baab079a476eb9ee2ea9c35a4dfe4651533e24ff88b4b9bff74a2c84c6041cfafa6
Static task
static1
Behavioral task
behavioral1
Sample
Shipping Document.exe
Resource
win7v20201028
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.mivante.com - Port:
587 - Username:
[email protected] - Password:
OlbIZyE0
Targets
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Target
Shipping Document.exe
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Size
1.5MB
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MD5
7396509c9078efb0aa3ef8d8fba36f16
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SHA1
7c831d6d9ac65444304b9e05b13724af04e3b92d
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SHA256
b4b22431ba2c9d18bb12d1a6318cbfdd03e439b42a7f136f01d9bc845942ccd1
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SHA512
c3bd52c3100e004bfeda0b45ad2ad46214aba39665e0681be6483fffdbbc7baab079a476eb9ee2ea9c35a4dfe4651533e24ff88b4b9bff74a2c84c6041cfafa6
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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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