Analysis
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max time kernel
126s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
11/05/2024, 01:44
General
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Target
a4c3950a8b5fd9da3ad8daec90dec0e9a606cec100a58bfe4538cb28b0f4d872.exe
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Size
2.7MB
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MD5
efcccf8b63bd72b3209404be33f078b1
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SHA1
efcb5f894df34358f405c25d26f1b47310240036
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SHA256
a4c3950a8b5fd9da3ad8daec90dec0e9a606cec100a58bfe4538cb28b0f4d872
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SHA512
e7cef4e216a56ceb103834a9b434a2641a30052f08512c9372240d314bf772de792bdc910d8e82e1305c4da3733569203f45d09209a0bd53e804e3f838e78d0f
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SSDEEP
49152:92Iy94piBjSAsZqLv2PomrfMzd8goYD5P7Wdk6kL1PjKS6vNJF:+90iBjSBELv2AqfMugoYlidk6q1rKV
Malware Config
Extracted
Protocol: smtp- Host:
mail.sturmsgroup.com - Port:
587 - Username:
[email protected] - Password:
y[/wk46uE}y(|Xn[
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 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a4c3950a8b5fd9da3ad8daec90dec0e9a606cec100a58bfe4538cb28b0f4d872.exe"C:\Users\Admin\AppData\Local\Temp\a4c3950a8b5fd9da3ad8daec90dec0e9a606cec100a58bfe4538cb28b0f4d872.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\a4c3950a8b5fd9da3ad8daec90dec0e9a606cec100a58bfe4538cb28b0f4d872.exe"C:\Users\Admin\AppData\Local\Temp\a4c3950a8b5fd9da3ad8daec90dec0e9a606cec100a58bfe4538cb28b0f4d872.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
805B
MD54b74e933d78bd5e8fb1cc4653fb2133c
SHA1f6e931eec700fa325bd40c3adc6f1c0eba806066
SHA256fd99bed17853f5ad196ca6d4a62f5e2405fbdf5b98cbf45af8b7cef83e4bcec3
SHA512b56ff89eff1a757a87dcb875206ae92d39ffdb5adf638600c21bc7c76ff4cc25502ae1060716488c7ed1641f8cdfad2a320443b7b4d9f09808eb86eb87f351ec
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Filesize
4KB
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Filesize
2.7MB
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Filesize
7.7MB
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Filesize
4.4MB
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Filesize
2.2MB
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Filesize
5.6MB
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Filesize
584KB
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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
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
2.2MB
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Filesize
7.7MB
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Filesize
432KB
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Filesize
304KB
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Filesize
336KB
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Filesize
7.7MB
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Filesize
264KB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
320KB
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Filesize
624KB
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Filesize
40KB
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Filesize
7.7MB