Analysis
- max time kernel
149s - max time network
149s - platform
windows10-ltsc_2021_x64 - resource
win10ltsc2021-20260130-en - resource tags
- submitted
12/05/2026, 19:37
General
- Target Client-built.exe
- Size 2.6MB
- Sample260512-yb6xmsgv8x
- SHA256 b4e0521e9bbe569e54eba26cfd6ef4ddfdcd6ca1aa5a9f670fe8496537e97f6c
Malware Config
Extracted
-
quasar
-
1.6.6
-
Office04
-
192.109.200.250:8907
-
b37c4cbf-68f4-4e7c-92ba-ac265729eb51
-
encryption_key
7799F230382DEC15CFC54F1D560B5A8B875621D2
-
install_name
.exe
-
key_salt
5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382
-
reconnect_delay
3000
Signatures
- Family: Quasar RAT
Quasar is an open source Remote Access Tool.
- Quasar payload 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Client-built.exe"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1424-0-0x0000028A6DC60000-0x0000028A6DEFE000-memory.dmp
memory/1424-1-0x0000028A705A0000-0x0000028A705B0000-memory.dmp
memory/1424-2-0x0000028A6E4C0000-0x0000028A6E4DE000-memory.dmp
memory/1424-3-0x0000028A6FBD0000-0x0000028A6FC0A000-memory.dmp
memory/1424-4-0x0000028A6FC60000-0x0000028A6FCB0000-memory.dmp
memory/1424-5-0x0000028A72360000-0x0000028A72412000-memory.dmp
memory/1424-6-0x0000028A6FC10000-0x0000028A6FC5A000-memory.dmp
memory/1424-8-0x0000028A6FB90000-0x0000028A6FBB6000-memory.dmp
memory/1424-7-0x0000028A704B0000-0x0000028A704FE000-memory.dmp
memory/1424-9-0x0000028A70500000-0x0000028A70534000-memory.dmp
memory/1424-10-0x0000028A70540000-0x0000028A7058C000-memory.dmp
memory/1424-12-0x0000028A72470000-0x0000028A7249A000-memory.dmp
memory/1424-11-0x0000028A72420000-0x0000028A7246A000-memory.dmp
memory/1424-13-0x0000028A705A0000-0x0000028A705B0000-memory.dmp
memory/1424-14-0x0000028A72640000-0x0000028A72652000-memory.dmp
memory/1424-15-0x0000028A726A0000-0x0000028A726DC000-memory.dmp
memory/1424-16-0x0000028A72660000-0x0000028A7266A000-memory.dmp
memory/1424-17-0x0000028A72690000-0x0000028A72698000-memory.dmp
memory/1424-18-0x0000028A705A0000-0x0000028A705B0000-memory.dmp
memory/1424-19-0x0000028A705A0000-0x0000028A705B0000-memory.dmp