Analysis
- max time kernel
147s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
- submitted
16/04/2024, 20:52
General
- Target z158xIuvhauCQiddTe.exe
- Size 663KB
- Sample240416-znppkadh5x
- SHA256 e347a46c3060085556d9ec4577d577ab08ee49910495ed084e8059883c75e7da
Malware Config
Extracted
-
agenttesla
-
https://discord.com/api/webhooks/1227209886782328933/lf2FJykqNaO8-7mFVKnvSLY61VW8wLCP8wff1tbXhDTXQtiSfiF1rnTRNJ0B15pF_Nje
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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.
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 13 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\z158xIuvhauCQiddTe.exe"C:\Users\Admin\AppData\Local\Temp\z158xIuvhauCQiddTe.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\z158xIuvhauCQiddTe.exe"C:\Users\Admin\AppData\Local\Temp\z158xIuvhauCQiddTe.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\z158xIuvhauCQiddTe.exe"C:\Users\Admin\AppData\Local\Temp\z158xIuvhauCQiddTe.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
z158xIuvhauCQiddTe.exe.log
memory/1112-13-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1112-22-0x0000000004FD0000-0x0000000004FE0000-memory.dmp
memory/1112-21-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/1112-20-0x0000000006770000-0x00000000067C0000-memory.dmp
memory/1112-19-0x0000000004FE0000-0x0000000005046000-memory.dmp
memory/1112-18-0x0000000004FD0000-0x0000000004FE0000-memory.dmp
memory/1112-16-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/4868-5-0x0000000005960000-0x000000000596A000-memory.dmp
memory/4868-6-0x0000000005950000-0x0000000005964000-memory.dmp
memory/4868-10-0x00000000087E0000-0x000000000887C000-memory.dmp
memory/4868-11-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/4868-12-0x0000000005670000-0x0000000005680000-memory.dmp
memory/4868-8-0x0000000005BB0000-0x0000000005BBC000-memory.dmp
memory/4868-7-0x0000000005BA0000-0x0000000005BA8000-memory.dmp
memory/4868-9-0x0000000006220000-0x00000000062A4000-memory.dmp
memory/4868-17-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/4868-0-0x0000000000C30000-0x0000000000CDC000-memory.dmp
memory/4868-4-0x0000000005670000-0x0000000005680000-memory.dmp
memory/4868-3-0x00000000056B0000-0x0000000005742000-memory.dmp
memory/4868-2-0x0000000005BC0000-0x0000000006164000-memory.dmp
memory/4868-1-0x0000000074D90000-0x0000000075540000-memory.dmp