Analysis
- max time kernel
149s - max time network
138s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
12/11/2026, 20:00
General
- Target be9aaafe5c4b4adfd10584fce87732e3348a6e568472f19f20012579e92096d1.exe
- Size 485KB
- Sample261112-yrbrfaby3m
- SHA256 be9aaafe5c4b4adfd10584fce87732e3348a6e568472f19f20012579e92096d1
Malware Config
Signatures
- Family: Quasar RAT
Quasar is an open source Remote Access Tool.
- Quasar payload 2 IoCs
- Executes dropped EXE 1 IoCs
- Looks up external IP address via web service 1 TTPs 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\be9aaafe5c4b4adfd10584fce87732e3348a6e568472f19f20012579e92096d1.exe"C:\Users\Admin\AppData\Local\Temp\be9aaafe5c4b4adfd10584fce87732e3348a6e568472f19f20012579e92096d1.exe"1⤵
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\WindowsServiceProfiles\LocalServices.exe"C:\Users\Admin\AppData\Roaming\WindowsServiceProfiles\LocalServices.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
LocalServices.exe
memory/1060-22-0x0000000074560000-0x0000000074D1C000-memory.dmp
memory/1060-21-0x0000000074560000-0x0000000074D1C000-memory.dmp
memory/1060-20-0x0000000006A30000-0x0000000006A3A000-memory.dmp
memory/1060-18-0x0000000074560000-0x0000000074D1C000-memory.dmp
memory/1060-17-0x0000000074560000-0x0000000074D1C000-memory.dmp
memory/1060-16-0x0000000074560000-0x0000000074D1C000-memory.dmp
memory/2964-4-0x0000000005500000-0x0000000005592000-memory.dmp
memory/2964-8-0x0000000006B40000-0x0000000006B7C000-memory.dmp
memory/2964-7-0x00000000065B0000-0x00000000065C2000-memory.dmp
memory/2964-14-0x0000000074560000-0x0000000074D1C000-memory.dmp
memory/2964-6-0x0000000005950000-0x00000000059B6000-memory.dmp
memory/2964-5-0x0000000074560000-0x0000000074D1C000-memory.dmp
memory/2964-0-0x0000000074572000-0x0000000074573000-memory.dmp
memory/2964-3-0x0000000005B70000-0x000000000612A000-memory.dmp
memory/2964-2-0x0000000074560000-0x0000000074D1C000-memory.dmp
memory/2964-1-0x0000000000A10000-0x0000000000A90000-memory.dmp