Analysis
- max time kernel
140s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
- submitted
26/02/2024, 10:51
General
- Target IMG_FIZETES_FEB26_IMG.scr.exe
- Size 726KB
- Sample240226-mxtcwsca3x
- SHA256 ac795c5206bd197b459e07494a129b9e184fefd7e7a7dc1361fb8ca923f839cb
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.ssipae.com
-
Port
587
-
Username
-
Password
Kamikase333
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.ssipae.com
-
Port
587
-
Username
-
Password
Kamikase333
-
Email to
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.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\IMG_FIZETES_FEB26_IMG.scr.exe"C:\Users\Admin\AppData\Local\Temp\IMG_FIZETES_FEB26_IMG.scr.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\IMG_FIZETES_FEB26_IMG.scr.exe"C:\Users\Admin\AppData\Local\Temp\IMG_FIZETES_FEB26_IMG.scr.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
IMG_FIZETES_FEB26_IMG.scr.exe.log
memory/8-11-0x0000000000400000-0x0000000000444000-memory.dmp
memory/8-20-0x00000000050A0000-0x00000000050B0000-memory.dmp
memory/8-19-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/8-18-0x0000000006950000-0x00000000069A0000-memory.dmp
memory/8-17-0x00000000050A0000-0x00000000050B0000-memory.dmp
memory/8-16-0x0000000005250000-0x00000000052B6000-memory.dmp
memory/8-14-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/4796-5-0x0000000005890000-0x000000000589A000-memory.dmp
memory/4796-9-0x0000000005220000-0x00000000052A6000-memory.dmp
memory/4796-10-0x0000000010470000-0x000000001050C000-memory.dmp
memory/4796-8-0x000000000CA60000-0x000000000CA72000-memory.dmp
memory/4796-7-0x00000000096D0000-0x00000000096DC000-memory.dmp
memory/4796-6-0x0000000007120000-0x0000000007142000-memory.dmp
memory/4796-0-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/4796-4-0x0000000005A30000-0x0000000005A40000-memory.dmp
memory/4796-15-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/4796-3-0x00000000057C0000-0x0000000005852000-memory.dmp
memory/4796-2-0x0000000005E20000-0x00000000063C4000-memory.dmp
memory/4796-1-0x0000000000D30000-0x0000000000DEC000-memory.dmp