General
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Target
b111d82d31f2e0e08475361cc0d0ff6b063e2c5126f4a9e605990da4cd4cb52a.r00
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Size
627KB
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Sample
240328-c1j9aadb9t
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MD5
c1a58c3358768e2077e17f216faccc16
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SHA1
e829ab0b3fbe23d43040c7914f62973e3b424e4d
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SHA256
b111d82d31f2e0e08475361cc0d0ff6b063e2c5126f4a9e605990da4cd4cb52a
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SHA512
289162b3261cc4dd10bca7c09eb8b828d252dd4f8c15493b23008d0268c29215682a912b4df8260c5938232f10b4f7a8aaf9653125934c9578c66140b4a5cb89
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SSDEEP
12288:EHPGHMP7d/Nz832YPSxlNmLWJYERwEY0GrfHHBF9+5Yiy+oi+9/XSI4FksJl7:EKMzdVQ3bSfNkWJK0GrfHH05dYi+9/Sb
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.commtechtrading.com - Port:
587 - Username:
fiajul.haq@commtechtrading.com - Password:
;elP@ho2Np 7[ - Email To:
fiajul.haq@commtechtrading.com
Extracted
Protocol: smtp- Host:
mail.commtechtrading.com - Port:
587 - Username:
fiajul.haq@commtechtrading.com - Password:
;elP@ho2Np 7[
Targets
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Target
MONTHLY OUTSTANDING DUES FEB-MAR.exe
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Size
658KB
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MD5
3c6b6f555c81e6369b4d9911fd85d726
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SHA1
775d160d72ab33faddeed53dce153f4e2e2ef822
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SHA256
76bd7d4ab00c260d021b928207d2617b19784eedfe615c1352419512e62fb8cf
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SHA512
53e5b52ea42cef4c5eea12f4d1c600bca2c7ead63004a1ce5c663662ebd39ba1d8c7b7a22ca26e786edd84168ddf81d6b801603caf12d89665664973e88c05a6
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SSDEEP
12288:kyzH2iNlw0j4dum9gzwYdJevLRcz83QnHPJ1o9Uxa05hez6JYmK3m6EdT/6qWXVU:31Xk4drSLRctHkUg05hezC6UTyqEVc
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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Suspicious use of SetThreadContext
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