Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231201-en -
resource tags
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submitted
09-12-2023 01:11
General
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Target
Dokument Zamówienie 03062022_ZTO_2023_pdf .exe
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Size
372KB
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MD5
83979988b7eee53f987fd8ed71d3147f
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SHA1
c6a47777fe3078408471497087c3df23b3c39997
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SHA256
ff35e95ff9ded617358d381b1a6ff7ad41b91a72ed823c827c756884a1c0c802
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SHA512
9632623e414d1d6d0de0bd09c33f9d90036555a9c33d5cbbae6e83999200a00c804726be35f7043bd886b42b07ee3bddc1b686fb18d0356bad0028aab6d3bfa2
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SSDEEP
6144:ax0VDXxQyrWwyJkeY+Js0OdOM2nY8U/MI6Cv1QBRc++dYB6ZZY32fX/pnneU5jk:y0VLxQyrWscT+8U/+
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mailbuilderbuilder.com - Port:
587 - Username:
[email protected] - Password:
Alluminio.1 - 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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Adds Run key to start application 2 TTPs 1 IoCs
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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 2 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe"C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe"C:\Users\Admin\AppData\Local\Temp\Dokument Zamówienie 03062022_ZTO_2023_pdf .exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
392KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
352KB
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Filesize
256KB
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Filesize
256KB
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Filesize
304KB
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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
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
264KB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
256KB