Analysis
- user interaction
yes - max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
12/08/2026, 17:43
General
- Target Client-built.exe
- Size 3.1MB
- Sample260812-waze3ack81
- SHA256 091503ddcc89102fb1b9d5a8f607a1b74e304255aee05d03267d2e11f4a2f6ef
Malware Config
Extracted
-
quasar
-
1.4.1
-
Office04
-
192.168.100.16:4782
-
b417465f-a725-42ae-9d86-73b8f93c527a
-
encryption_key
5897F9C6C1B8191711EDA1AAA1290F4BB4446003
-
install_name
Client.exe
-
key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
subdirectory
SubDir
Signatures
- Family: Quasar RAT
Quasar is an open source Remote Access Tool.
- Quasar payload 2 IoCs
- Executes dropped EXE 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Client-built.exe"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
Client.exe
memory/1776-24-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-26-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-34-0x000000001D950000-0x000000001DE78000-memory.dmp
memory/1776-33-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-32-0x000000001D010000-0x000000001D0C2000-memory.dmp
memory/1776-31-0x000000001CF00000-0x000000001CF50000-memory.dmp
memory/1776-30-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-29-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-28-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-27-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-19-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-17-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-25-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-23-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-20-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-16-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-21-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/1776-18-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-10-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-12-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-1-0x0000000000350000-0x0000000000674000-memory.dmp
memory/4712-22-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-14-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-0-0x00007FFAFD4FF000-0x00007FFAFD500000-memory.dmp
memory/4712-2-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-13-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-9-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-11-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-8-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-7-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-6-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-5-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-4-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp
memory/4712-3-0x00007FFAFD370000-0x00007FFAFDD14000-memory.dmp