General
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Target
f8bb3c7c28ad6279b257469ae7e4c3e1952f50588894305ae473652add17a136.exe
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Size
672KB
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Sample
240424-cg52mseb56
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MD5
c3cf30f78c7564162412228388adb129
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SHA1
e7e3ea2f0f077d7e581c91f983b44d578355620d
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SHA256
f8bb3c7c28ad6279b257469ae7e4c3e1952f50588894305ae473652add17a136
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SHA512
9ed98d8f904247992a53b8aa929ecde95b8a4ff6fe938cf8181884de0eea8d719da69eacb74892a9dc79b4c8b2e2ed0b9d95706e967af4dc4547f00d52e364bb
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SSDEEP
12288:PZy9zrtb7BBj6EceQ9A0Q9iuFMiE8I2QrhhZQzigN+OdYVsZlN/:BeXt3B16XeQ9A/nE8IlWGgN+C5
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.klptruck.hu - Port:
21 - Username:
[email protected] - Password:
kCu}[Z7z+)S[
Extracted
Protocol: ftp- Host:
ftp.klptruck.hu - Port:
21 - Username:
[email protected] - Password:
kCu}[Z7z+)S[
Targets
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Target
f8bb3c7c28ad6279b257469ae7e4c3e1952f50588894305ae473652add17a136.exe
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Size
672KB
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MD5
c3cf30f78c7564162412228388adb129
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SHA1
e7e3ea2f0f077d7e581c91f983b44d578355620d
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SHA256
f8bb3c7c28ad6279b257469ae7e4c3e1952f50588894305ae473652add17a136
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SHA512
9ed98d8f904247992a53b8aa929ecde95b8a4ff6fe938cf8181884de0eea8d719da69eacb74892a9dc79b4c8b2e2ed0b9d95706e967af4dc4547f00d52e364bb
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SSDEEP
12288:PZy9zrtb7BBj6EceQ9A0Q9iuFMiE8I2QrhhZQzigN+OdYVsZlN/:BeXt3B16XeQ9A/nE8IlWGgN+C5
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 binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
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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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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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