Analysis
- max time kernel
142s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20231020-en - resource tags
- submitted
23/10/2023, 08:03
General
- Target tmp.exe
- Size 1.1MB
- Sample231023-jxp4paha47
- SHA256 1816a8a595ccb3d33dd3d0b4948aa60febbf28f93bbc25c776055a471eaaa318
Malware Config
Signatures
- Detect ZGRat V1 3 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
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Drops file in Program Files directory 4 IoCs
- 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 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Drops file in Program Files directory
- 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\tmp.exe" /rl HIGHEST /f2⤵
- Creates scheduled task(s)
-
-
C:\Program Files (x86)\intelcpu\intelservice.exe"C:\Program Files (x86)\intelcpu\intelservice.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- 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:\Program Files (x86)\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
memory/3480-22-0x0000000005A00000-0x0000000005A10000-memory.dmp
memory/3480-21-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/3480-20-0x0000000007290000-0x000000000729A000-memory.dmp
memory/3480-18-0x00000000034A0000-0x00000000034A1000-memory.dmp
memory/3480-17-0x0000000005A00000-0x0000000005A10000-memory.dmp
memory/3480-16-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/4268-8-0x0000000006C40000-0x0000000006C7C000-memory.dmp
memory/4268-0-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/4268-7-0x00000000067C0000-0x00000000067D2000-memory.dmp
memory/4268-6-0x0000000005560000-0x00000000055C6000-memory.dmp
memory/4268-15-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/4268-5-0x0000000005620000-0x00000000056B2000-memory.dmp
memory/4268-4-0x0000000005BD0000-0x0000000006174000-memory.dmp
memory/4268-3-0x0000000002DE0000-0x0000000002DE1000-memory.dmp
memory/4268-2-0x00000000055D0000-0x00000000055E0000-memory.dmp
memory/4268-1-0x00000000009E0000-0x0000000000B06000-memory.dmp