Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
21/05/2024, 02:05
General
- Target Maersk-BL-Ref0929339041333 47367282378722.scr
- Size 721KB
- Sample240521-ch5ghaef49
- SHA256 e369f5e2d53c77e48bcc4bfa80301fce6480ab8e59808ddba41b7bb97ddc0823
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.farm-valley.com
-
Port
587
-
Username
-
Password
Businessvalley@2020
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.farm-valley.com
-
Port
587
-
Username
-
Password
Businessvalley@2020
-
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 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Maersk-BL-Ref0929339041333 47367282378722.scr"C:\Users\Admin\AppData\Local\Temp\Maersk-BL-Ref0929339041333 47367282378722.scr" /S1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Maersk-BL-Ref0929339041333 47367282378722.scr"C:\Users\Admin\AppData\Local\Temp\Maersk-BL-Ref0929339041333 47367282378722.scr"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
Maersk-BL-Ref0929339041333 47367282378722.scr.log
memory/3260-4-0x0000000005750000-0x000000000575A000-memory.dmp
memory/3260-15-0x00000000749D0000-0x0000000075180000-memory.dmp
memory/3260-3-0x00000000057A0000-0x0000000005832000-memory.dmp
memory/3260-0-0x00000000749DE000-0x00000000749DF000-memory.dmp
memory/3260-5-0x00000000749D0000-0x0000000075180000-memory.dmp
memory/3260-6-0x00000000058D0000-0x00000000058F2000-memory.dmp
memory/3260-7-0x0000000005B40000-0x0000000005B4C000-memory.dmp
memory/3260-8-0x0000000003070000-0x0000000003080000-memory.dmp
memory/3260-2-0x0000000005CB0000-0x0000000006254000-memory.dmp
memory/3260-9-0x0000000006C20000-0x0000000006CA4000-memory.dmp
memory/3260-10-0x0000000008340000-0x00000000083DC000-memory.dmp
memory/3260-1-0x0000000000CC0000-0x0000000000D7A000-memory.dmp
memory/4732-14-0x00000000749D0000-0x0000000075180000-memory.dmp
memory/4732-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4732-16-0x00000000749D0000-0x0000000075180000-memory.dmp
memory/4732-17-0x0000000005820000-0x0000000005886000-memory.dmp
memory/4732-18-0x0000000007020000-0x0000000007070000-memory.dmp
memory/4732-19-0x00000000749D0000-0x0000000075180000-memory.dmp