Analysis
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max time kernel
119s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
12/03/2024, 02:59
General
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Target
9ebf0c42738e242d984b970c143c9a8188e816eb3b194544123c700febb9b6fb.exe
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Size
400KB
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MD5
5872f8780773d91456ff7ffb1af63ee5
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SHA1
83f958bf2cad43e38cd168f8cd67f7b780f06d76
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SHA256
9ebf0c42738e242d984b970c143c9a8188e816eb3b194544123c700febb9b6fb
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SHA512
9dd0c7e03dbbdf53d5f472b7e5e08f1e3c68f4c7a6a8a8c66bf6c071b42e4ac0bd0b6e524823091830863452582b14873e6baed82a6c3c908abd7a9d5d653ce3
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SSDEEP
6144:X6vB62ikwcgq4Ux2xdzrsTPfFJPwKxBWplFnzzkRJvTm49/Thx+apAJkRnA:XuB62oHK2x0nFTAFny1Tx9Dm2m
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
jCXzqcP1 daniel 3116 - 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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Detect packed .NET executables. Mostly AgentTeslaV4. 6 IoCs
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs
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Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 6 IoCs
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Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs
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Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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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 1 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\9ebf0c42738e242d984b970c143c9a8188e816eb3b194544123c700febb9b6fb.exe"C:\Users\Admin\AppData\Local\Temp\9ebf0c42738e242d984b970c143c9a8188e816eb3b194544123c700febb9b6fb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\9ebf0c42738e242d984b970c143c9a8188e816eb3b194544123c700febb9b6fb.exe"C:\Users\Admin\AppData\Local\Temp\9ebf0c42738e242d984b970c143c9a8188e816eb3b194544123c700febb9b6fb.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
424KB
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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
4KB
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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
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
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Filesize
6.9MB
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Filesize
256KB