General
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Target
PO_55004.bin
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Size
948KB
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Sample
210129-cgx7y91a3x
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MD5
f46b66f9fe318ddf5ddd817680751e1b
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SHA1
89de80f3abd7057b00e771431c48dd115748e0c6
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SHA256
9bc27c28bbcda4a82940f28f070239600ede7afc78286e79f83fe3e1b4f80e1f
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SHA512
fdde483155c64db35a16f78f6adefd9413bb8cb9cdbdbdaed76125a0c2ad941e8028b32302174015763796b3813db6f3867622d319adef74a7b8b71d5be21472
Static task
static1
Behavioral task
behavioral1
Sample
PO_55004.bin.exe
Resource
win7v20201028
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
server116.web-hosting.com - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$
Targets
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Target
PO_55004.bin
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Size
948KB
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MD5
f46b66f9fe318ddf5ddd817680751e1b
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SHA1
89de80f3abd7057b00e771431c48dd115748e0c6
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SHA256
9bc27c28bbcda4a82940f28f070239600ede7afc78286e79f83fe3e1b4f80e1f
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SHA512
fdde483155c64db35a16f78f6adefd9413bb8cb9cdbdbdaed76125a0c2ad941e8028b32302174015763796b3813db6f3867622d319adef74a7b8b71d5be21472
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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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