Analysis
- max time kernel
117s - max time network
119s - platform
windows7_x64 - resource
win7-20231129-en - resource tags
- submitted
07/12/2023, 15:18
General
- Target SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.exe
- Size 777KB
- Sample231207-splwqsce67
- SHA256 583d249d488a67e338a0bbd3c03d3967fc179e226031bebde9b0913c889c70ac
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.mrgrouppk.com
-
Port
587
-
Username
-
Password
~_ShAzIa.MRG2023_~
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2984-0-0x0000000000D90000-0x0000000000E58000-memory.dmp
memory/2984-1-0x0000000074E70000-0x000000007555E000-memory.dmp
memory/2984-2-0x0000000004CA0000-0x0000000004CE0000-memory.dmp
memory/2984-3-0x00000000004B0000-0x00000000004CA000-memory.dmp
memory/2984-4-0x0000000000660000-0x0000000000668000-memory.dmp
memory/2984-5-0x00000000006B0000-0x00000000006BA000-memory.dmp
memory/2984-6-0x0000000005B70000-0x0000000005BEC000-memory.dmp
memory/2984-15-0x0000000074E70000-0x000000007555E000-memory.dmp
memory/3052-8-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3052-9-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3052-10-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3052-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3052-13-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3052-16-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3052-7-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3052-18-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3052-19-0x0000000074E70000-0x000000007555E000-memory.dmp
memory/3052-20-0x00000000049D0000-0x0000000004A10000-memory.dmp
memory/3052-21-0x0000000074E70000-0x000000007555E000-memory.dmp