General
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Target
71540af9f3dd877a91cd506fb2efb0ebb4211c4370c8edb74185a5b9554bb66d.exe
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Size
196KB
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Sample
240530-bnrxxsab28
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MD5
06f89bea6cec0ee3459c26732c6f4d40
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SHA1
077c773301223d98b07630487facd24710353335
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SHA256
71540af9f3dd877a91cd506fb2efb0ebb4211c4370c8edb74185a5b9554bb66d
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SHA512
a172753e363467928c9bf700f36865eb53ab5ea85dcbf7bb3fa8bc756f130eacf3ba194f8b25707203b55e8b84a256f756e27a17cce4f81991e9cc2c31353d6b
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SSDEEP
3072:gpFMiA1m+CfRqBpLd0aTUWs+zZl1/eSFZQ0xw5W1LvTFH:gpfqRCfsppZlBvvw5WNRH
Static task
static1
Behavioral task
behavioral1
Sample
71540af9f3dd877a91cd506fb2efb0ebb4211c4370c8edb74185a5b9554bb66d.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
71540af9f3dd877a91cd506fb2efb0ebb4211c4370c8edb74185a5b9554bb66d.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
jahnindustry.shop - Port:
587 - Username:
[email protected] - Password:
WmfkJ55yPdtj - Email To:
[email protected]
Extracted
xworm
5.0
178.215.236.251:717
0AVeWj1eTvHM3Un2
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Install_directory
%AppData%
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install_file
XClient.exe
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telegram
https://api.telegram.org/bot5987023205:AAFlvwKv3zD3wQ2CQAewIB6uU95uBQ25ip0/sendMessage?chat_id=5202962680
Targets
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Target
71540af9f3dd877a91cd506fb2efb0ebb4211c4370c8edb74185a5b9554bb66d.exe
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Size
196KB
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MD5
06f89bea6cec0ee3459c26732c6f4d40
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SHA1
077c773301223d98b07630487facd24710353335
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SHA256
71540af9f3dd877a91cd506fb2efb0ebb4211c4370c8edb74185a5b9554bb66d
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SHA512
a172753e363467928c9bf700f36865eb53ab5ea85dcbf7bb3fa8bc756f130eacf3ba194f8b25707203b55e8b84a256f756e27a17cce4f81991e9cc2c31353d6b
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SSDEEP
3072:gpFMiA1m+CfRqBpLd0aTUWs+zZl1/eSFZQ0xw5W1LvTFH:gpfqRCfsppZlBvvw5WNRH
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect Xworm Payload
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Detect packed .NET executables. Mostly AgentTeslaV4.
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Detects Windows executables referencing non-Windows User-Agents
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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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Detects executables using Telegram Chat Bot
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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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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