General
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Target
98650107.pdf.exe
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Size
484KB
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Sample
201126-f2mmnqg6he
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MD5
f59da0e1d30df4e697a8fd4e2a9d4837
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SHA1
fdbdbf09813069562e861f324de8e3cdba80b9b0
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SHA256
9fd1365171b6855e5859a522a4642ae8c558e26ac2792a11b19a6a0ed8361c7b
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SHA512
2f08b0193cf1e865e0a71b8b4ab5657512f3df59652eaabaa9b748b77ac7a2005c5e834315fa8019137ac58b2bd58981c69b3c0707b69dd94b4f0854f6cd6a8f
Static task
static1
Behavioral task
behavioral1
Sample
98650107.pdf.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
98650107.pdf.exe
Resource
win10v20201028
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.orisinlog.com - Port:
587 - Username:
03@orisinlog.com - Password:
0hA9YwHu0x
Targets
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Target
98650107.pdf.exe
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Size
484KB
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MD5
f59da0e1d30df4e697a8fd4e2a9d4837
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SHA1
fdbdbf09813069562e861f324de8e3cdba80b9b0
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SHA256
9fd1365171b6855e5859a522a4642ae8c558e26ac2792a11b19a6a0ed8361c7b
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SHA512
2f08b0193cf1e865e0a71b8b4ab5657512f3df59652eaabaa9b748b77ac7a2005c5e834315fa8019137ac58b2bd58981c69b3c0707b69dd94b4f0854f6cd6a8f
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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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Drops file in Drivers directory
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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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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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