Analysis
- max time kernel
146s - max time network
27s - platform
windows7_x64 - resource
win7v200430 - submitted
10/07/2020, 13:35
General
- Target WT0045679.exe
- Size 428KB
- Sample200710-vn37cmncfn
- SHA256 de638d68163fe7f49b3371adbe9456b2c2ed2ef5182324e768dc42793591c7de
Score
10/10
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
o~02Bx@Odn{r
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\WT0045679.exe"C:\Users\Admin\AppData\Local\Temp\WT0045679.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\WT0045679.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1860-2-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1860-4-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1860-5-0x0000000000400000-0x000000000044C000-memory.dmp