Analysis
- max time kernel
140s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20231020-en - resource tags
- submitted
23/10/2023, 07:59
General
- Target tmp.exe
- Size 1.1MB
- Sample231023-jvx2hsha36
- 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\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.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\tmp.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/884-8-0x0000000006310000-0x000000000634C000-memory.dmp
memory/884-2-0x0000000004E30000-0x0000000004E40000-memory.dmp
memory/884-4-0x00000000054B0000-0x0000000005A54000-memory.dmp
memory/884-5-0x0000000004F00000-0x0000000004F66000-memory.dmp
memory/884-6-0x0000000005010000-0x00000000050A2000-memory.dmp
memory/884-7-0x0000000005E70000-0x0000000005E82000-memory.dmp
memory/884-0-0x00000000002D0000-0x00000000003F6000-memory.dmp
memory/884-3-0x0000000002880000-0x0000000002881000-memory.dmp
memory/884-1-0x0000000074E80000-0x0000000075630000-memory.dmp
memory/884-16-0x0000000074E80000-0x0000000075630000-memory.dmp
memory/2508-15-0x0000000074E80000-0x0000000075630000-memory.dmp
memory/2508-17-0x0000000005280000-0x0000000005290000-memory.dmp
memory/2508-18-0x00000000051A0000-0x00000000051A1000-memory.dmp
memory/2508-20-0x0000000006D40000-0x0000000006D4A000-memory.dmp
memory/2508-21-0x0000000074E80000-0x0000000075630000-memory.dmp
memory/2508-22-0x0000000005280000-0x0000000005290000-memory.dmp