Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
05/05/2024, 01:07
General
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Target
4df5664d100141701b1dc83bd04dbf55233f5a5e8ae9a243f892da225d310e43.exe
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Size
2.2MB
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MD5
221bf8e90cf25e7e31a866ab1bc928bb
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SHA1
4e8d627a94ed76d4b9d1ea285fbccc71d5c08af5
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SHA256
4df5664d100141701b1dc83bd04dbf55233f5a5e8ae9a243f892da225d310e43
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SHA512
725d532396eafeb349707f8a6dc4d0c47b752018ee82b3df6d4a51b4f46f7f1d1d018f5cfa2b78ea7d0b875d80b94f0ac74599f013cf1b8d11d2257d1e0cb795
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SSDEEP
49152:h3J5Uw2r7T6z+WH4EDm7bEbnitl9pdZU+SwQQYQmBP:H5Uwyiz+WHgPE78XdG+S5
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.sturmsgroup.com - Port:
587 - Username:
[email protected] - Password:
y[/wk46uE}y(|Xn[ - 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 ZGRat V1 34 IoCs
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ZGRat
ZGRat is remote access trojan written in C#.
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Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
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Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
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Detects executables packed with SmartAssembly 1 IoCs
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Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
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Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
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Detects executables referencing many file transfer clients. Observed in information stealers 1 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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Looks up external IP address via web service 1 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 3 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\4df5664d100141701b1dc83bd04dbf55233f5a5e8ae9a243f892da225d310e43.exe"C:\Users\Admin\AppData\Local\Temp\4df5664d100141701b1dc83bd04dbf55233f5a5e8ae9a243f892da225d310e43.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\4df5664d100141701b1dc83bd04dbf55233f5a5e8ae9a243f892da225d310e43.exe"C:\Users\Admin\AppData\Local\Temp\4df5664d100141701b1dc83bd04dbf55233f5a5e8ae9a243f892da225d310e43.exe"2⤵
- 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
264KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
2.2MB
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Filesize
6.9MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
4KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
304KB
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Filesize
432KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
336KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
6.9MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
6.9MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB