Analysis
- max time kernel
300s - max time network
308s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
30/06/2024, 19:33
General
- Target Uni.exe
- Size 348KB
- Sample240630-x9hr2atbpc
- SHA256 45213c63aaaf31c6b3a20b632e6b6f0efcc5ca693528bff63d02752f48f17590
Malware Config
Extracted
-
quasar
-
15.5.0
-
Crypted
-
147.185.221.20:49485
-
QSR_MUTEX_k8eftMEuU7a4TIUS2H
-
encryption_key
7VNoqFBD2kgjE7AIWeFj
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
subdirectory
SubDir
Signatures
- Quasar RAT
Quasar is an open source Remote Access Tool.
- Quasar payload 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.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Uni.exe"C:\Users\Admin\AppData\Local\Temp\Uni.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/3184-0-0x000000007490E000-0x000000007490F000-memory.dmp
memory/3184-1-0x00000000005C0000-0x000000000061E000-memory.dmp
memory/3184-2-0x00000000054F0000-0x0000000005A94000-memory.dmp
memory/3184-3-0x0000000005040000-0x00000000050D2000-memory.dmp
memory/3184-4-0x0000000074900000-0x00000000750B0000-memory.dmp
memory/3184-5-0x00000000050E0000-0x0000000005146000-memory.dmp
memory/3184-6-0x0000000005D40000-0x0000000005D52000-memory.dmp
memory/3184-7-0x0000000006280000-0x00000000062BC000-memory.dmp
memory/3184-9-0x0000000006600000-0x000000000660A000-memory.dmp
memory/3184-10-0x000000007490E000-0x000000007490F000-memory.dmp
memory/3184-11-0x0000000074900000-0x00000000750B0000-memory.dmp