Analysis
- max time kernel
118s - max time network
140s - platform
windows7_x64 - resource
win7-20230831-en - resource tags
- submitted
19/10/2023, 12:08
General
- Target IntelService.exe
- Size 1.1MB
- Sample231019-pbdfnahc22
- SHA256 0b5e3741e7e52e1374ad034456d313375132b895bca391f6dd8e2ebf78220c80
Malware Config
Signatures
- Detect ZGRat V1 5 IoCs
- Quasar RAT
Quasar is an open source Remote Access Tool.
- ZGRat
ZGRat is remote access trojan written in C#.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\IntelService.exe"C:\Users\Admin\AppData\Local\Temp\IntelService.exe"1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "Intel CPU Service" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\IntelService.exe" /rl HIGHEST /f2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Roaming\intelcpu\intelservice.exe"C:\Users\Admin\AppData\Roaming\intelcpu\intelservice.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "Intel CPU Service" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\intelcpu\intelservice.exe" /rl HIGHEST /f3⤵
- Creates scheduled task(s)
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
intelservice.exe
intelservice.exe
intelservice.exe
memory/2484-14-0x0000000074230000-0x000000007491E000-memory.dmp
memory/2484-1-0x0000000074230000-0x000000007491E000-memory.dmp
memory/2484-2-0x0000000004CD0000-0x0000000004D10000-memory.dmp
memory/2484-3-0x0000000000420000-0x0000000000421000-memory.dmp
memory/2484-0-0x0000000000880000-0x00000000009A6000-memory.dmp
memory/2664-11-0x0000000074230000-0x000000007491E000-memory.dmp
memory/2664-13-0x00000000023E0000-0x0000000002420000-memory.dmp
memory/2664-12-0x0000000000E30000-0x0000000000F56000-memory.dmp
memory/2664-15-0x00000000003A0000-0x00000000003A1000-memory.dmp
memory/2664-17-0x0000000074230000-0x000000007491E000-memory.dmp
memory/2664-18-0x00000000023E0000-0x0000000002420000-memory.dmp