Analysis
- max time kernel
149s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
29/10/2026, 06:02
General
- Target cbd.radio.fm.exe
- Size 3.1MB
- Sample261029-grflysaw9r
- SHA256 598f58a605c56386522e143df808fcd12e27626ac035e7b310982dee7a6257e8
Malware Config
Extracted
-
quasar
-
1.4.1
-
Office04
-
cbd.radio.fm:443
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www.cbd.radio.fm:443
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cbd.radio.fm:80
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www.cbd.radio.fm:80
-
9f6801e3-8339-41e9-875d-f9977c84c956
-
encryption_key
ED3227F773701D05083B11A65776F95F93EEEF5E
-
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 2 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\cbd.radio.fm.exe"C:\Users\Admin\AppData\Local\Temp\cbd.radio.fm.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Quasar Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Quasar Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f3⤵
- Scheduled Task/Job: Scheduled Task
-
-
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C:\Users\Admin\AppData\Roaming\SubDir\Client.exeC:\Users\Admin\AppData\Roaming\SubDir\Client.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
Client.exe
memory/3696-8-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-10-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-3-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-4-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-5-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-6-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-2-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-7-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-9-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-26-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-11-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-12-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-13-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-14-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/3696-1-0x0000000000B50000-0x0000000000E74000-memory.dmp
memory/3696-0-0x00007FFBB0ABF000-0x00007FFBB0AC0000-memory.dmp
memory/4604-16-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-27-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-19-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-20-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-21-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-22-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-23-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-24-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-25-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-18-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-28-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-17-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-29-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-30-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-32-0x000000001CFD0000-0x000000001D020000-memory.dmp
memory/4604-33-0x000000001D0E0000-0x000000001D192000-memory.dmp
memory/4604-34-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp
memory/4604-35-0x00007FFBB0930000-0x00007FFBB12D4000-memory.dmp