Analysis
- max time kernel
140s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20230915-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 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.
- 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\IntelService.exe"C:\Users\Admin\AppData\Local\Temp\IntelService.exe"1⤵
- 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
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Downloads
intelservice.exe
intelservice.exe
memory/4220-8-0x0000000006350000-0x000000000638C000-memory.dmp
memory/4220-3-0x0000000004C50000-0x0000000004C51000-memory.dmp
memory/4220-4-0x00000000054C0000-0x0000000005A64000-memory.dmp
memory/4220-5-0x0000000004E80000-0x0000000004EE6000-memory.dmp
memory/4220-6-0x00000000050B0000-0x0000000005142000-memory.dmp
memory/4220-7-0x0000000005ED0000-0x0000000005EE2000-memory.dmp
memory/4220-1-0x0000000075430000-0x0000000075BE0000-memory.dmp
memory/4220-2-0x0000000004F00000-0x0000000004F10000-memory.dmp
memory/4220-0-0x0000000000260000-0x0000000000386000-memory.dmp
memory/4220-16-0x0000000075430000-0x0000000075BE0000-memory.dmp
memory/4992-15-0x0000000075430000-0x0000000075BE0000-memory.dmp
memory/4992-18-0x00000000054F0000-0x00000000054F1000-memory.dmp
memory/4992-17-0x00000000055B0000-0x00000000055C0000-memory.dmp
memory/4992-20-0x0000000007180000-0x000000000718A000-memory.dmp
memory/4992-21-0x0000000075430000-0x0000000075BE0000-memory.dmp
memory/4992-22-0x00000000055B0000-0x00000000055C0000-memory.dmp