Analysis
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max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
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submitted
04-12-2023 17:20
General
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Target
HalkbankEkstre0230622073809405251pdf.exe
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Size
682KB
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MD5
28e84214d01c73f8ea58167ee4e15245
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SHA1
7e35fac510a67e18a382807ed3582488c1aa2a5c
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SHA256
f7d7dc0b75fcd11b825c2447278e540332c1a0a927a4559ae9494828fe0d1a88
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SHA512
51d151c52ccd481608023a467bf0226a5b290913307d76724025aa0edfaaae0b2f7a17350d8942a8180bfe90466e11f2ce5bcefd377e4aaa52b4cd3ab1dfde33
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SSDEEP
12288:TA45+po2KJTXRubQYBBMiB09ApT6M58iSoezgJcDlrLVPjnbwR7KouL8mRfJuO:Tj+pJKdRub9NiuOM58iq8cDlrJbERP+b
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.rolexlogisticsservice.com - Port:
587 - Username:
[email protected] - Password:
2u]jWuxLcbdA - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\HalkbankEkstre0230622073809405251pdf.exe"C:\Users\Admin\AppData\Local\Temp\HalkbankEkstre0230622073809405251pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\HalkbankEkstre0230622073809405251pdf.exe"C:\Users\Admin\AppData\Local\Temp\HalkbankEkstre0230622073809405251pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
6.9MB
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Filesize
704KB
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Filesize
256KB
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Filesize
96KB
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Filesize
32KB
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Filesize
40KB
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Filesize
256KB
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Filesize
488KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
264KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
264KB
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Filesize
264KB
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Filesize
264KB
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Filesize
4KB
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Filesize
264KB
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Filesize
264KB
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Filesize
264KB
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Filesize
6.9MB
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Filesize
256KB