General
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Target
922ed44d8e5c7526f172f18f7f2bcb352ae3c89295aa0b18448e6e18892ec4ef.exe
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Size
728KB
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Sample
240328-cx45aadb5y
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MD5
339649aa12a77cfcc09c7b07fc9d7f52
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SHA1
038ef4d52e2553340063d713660a1c4aa1fb7619
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SHA256
922ed44d8e5c7526f172f18f7f2bcb352ae3c89295aa0b18448e6e18892ec4ef
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SHA512
c329d09e06adf39e27ea380ada1913ecf3ef4211c3edcd1f3c1515f55fc0e9360e256efe7f1adc57852e56905e0376b61c87151e543bf8461e2e12c5d52196c2
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SSDEEP
12288:3JglQx+3ZRl5RY4btD+K5t7UQC4u88ildNMPbUrpOwD4muneIjRxmL87vWX1pfSf:ZpxQRhtV88dgbUdOwTunGL8j15ya0M
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.itresinc.com - Port:
587 - Username:
investorwithkarlee@itresinc.com - Password:
MT]ANFjWzKTA - Email To:
obtxxxtf@gmail.com
Extracted
Protocol: smtp- Host:
mail.itresinc.com - Port:
587 - Username:
investorwithkarlee@itresinc.com - Password:
MT]ANFjWzKTA
Targets
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Target
922ed44d8e5c7526f172f18f7f2bcb352ae3c89295aa0b18448e6e18892ec4ef.exe
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Size
728KB
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MD5
339649aa12a77cfcc09c7b07fc9d7f52
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SHA1
038ef4d52e2553340063d713660a1c4aa1fb7619
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SHA256
922ed44d8e5c7526f172f18f7f2bcb352ae3c89295aa0b18448e6e18892ec4ef
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SHA512
c329d09e06adf39e27ea380ada1913ecf3ef4211c3edcd1f3c1515f55fc0e9360e256efe7f1adc57852e56905e0376b61c87151e543bf8461e2e12c5d52196c2
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SSDEEP
12288:3JglQx+3ZRl5RY4btD+K5t7UQC4u88ildNMPbUrpOwD4muneIjRxmL87vWX1pfSf:ZpxQRhtV88dgbUdOwTunGL8j15ya0M
Score10/10-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4.
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
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Detects executables packed with SmartAssembly
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Detects executables referencing Windows vault credential objects. Observed in infostealers
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
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Detects executables referencing many email and collaboration clients. Observed in information stealers
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Detects executables referencing many file transfer clients. Observed in information stealers
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Reads WinSCP keys stored on the system
Tries to access WinSCP stored sessions.
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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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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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