General
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Target
f894fa54f71bd0db52bdaf11c509a604e2247b36aec512d3456b96119e477d33.exe
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Size
1.2MB
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Sample
240522-c51f3ahg24
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MD5
0121ac85dac0e08a52e66625dd8f7b76
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SHA1
c584b4edae0914020a6b46690bfc2f2ca0e3f2e0
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SHA256
f894fa54f71bd0db52bdaf11c509a604e2247b36aec512d3456b96119e477d33
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SHA512
1ebe1cc2f221b0148197d770b50aebc19af17244f859540963c99bc3e2e3dfa1db0b042d0f9c36d4d6754eb597f60d2ed5757e30fb7c7eb88767895d407c8f11
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SSDEEP
24576:6XMUEIvSt6qJ3zH6s5K4Z3LNeBXr3v6QXBUdAiZO8IZO:y0mM3LclTdviUvZO
Static task
static1
Behavioral task
behavioral1
Sample
f894fa54f71bd0db52bdaf11c509a604e2247b36aec512d3456b96119e477d33.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
f894fa54f71bd0db52bdaf11c509a604e2247b36aec512d3456b96119e477d33.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
Protocol: smtp- Host:
mail.brusln.com - Port:
587 - Username:
[email protected] - Password:
Countrycode@2024
Extracted
agenttesla
Protocol: smtp- Host:
mail.brusln.com - Port:
587 - Username:
[email protected] - Password:
Countrycode@2024 - Email To:
[email protected]
Targets
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Target
f894fa54f71bd0db52bdaf11c509a604e2247b36aec512d3456b96119e477d33.exe
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Size
1.2MB
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MD5
0121ac85dac0e08a52e66625dd8f7b76
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SHA1
c584b4edae0914020a6b46690bfc2f2ca0e3f2e0
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SHA256
f894fa54f71bd0db52bdaf11c509a604e2247b36aec512d3456b96119e477d33
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SHA512
1ebe1cc2f221b0148197d770b50aebc19af17244f859540963c99bc3e2e3dfa1db0b042d0f9c36d4d6754eb597f60d2ed5757e30fb7c7eb88767895d407c8f11
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SSDEEP
24576:6XMUEIvSt6qJ3zH6s5K4Z3LNeBXr3v6QXBUdAiZO8IZO:y0mM3LclTdviUvZO
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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 or use KoiVM
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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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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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