Analysis
- max time kernel
51s - max time network
53s - platform
windows11-21h2_x64 - resource
win11-20260911-en - resource tags
- submitted
17/10/2026, 13:45
Errors
General
- Target szczurekwaclenierat100%!!!!!!.exe
- Size 1.6MB
- Sample261017-q2d1jsvsbx
- SHA256 ce366808ffbdf1d69186cd45e20c4a0e3efa8d2e491193479204fd62142d4967
Malware Config
Extracted
-
quasar
-
1.6.4
-
Cracked by VXTR !
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twojstarysiadanawiniary-42074.portmap.host:42074
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1aa932d0-35bc-4d9e-9242-560d37a74253
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encryption_key
C75F347253EBF8A4C26053D2DB7CE5BF3E1417F5
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install_name
Crack.exe
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key_salt
5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382
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log_directory
Logs
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reconnect_delay
3000
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startup_key
svchost.exe
-
subdirectory
SubDir
Signatures
- Family: Quasar RAT
Quasar is an open source Remote Access Tool.
- PulsaRAT library module 1 IoCs
Core component of the PulsaRAT remote access trojan, implementing its command protocol for hidden remote desktop, UAC bypass, persistence, and credential theft.
- Quasar payload 2 IoCs
- Executes dropped EXE 2 IoCs
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of SetWindowsHookEx 1 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
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C:\Users\Admin\AppData\Local\Temp\szczurekwaclenierat100%!!!!!!.exe"C:\Users\Admin\AppData\Local\Temp\szczurekwaclenierat100%!!!!!!.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "svchost.exe" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Crack.exe" /rl HIGHEST /f2⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Roaming\SubDir\Crack.exe"C:\Users\Admin\AppData\Roaming\SubDir\Crack.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "svchost.exe" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Crack.exe" /rl HIGHEST /f3⤵
- Scheduled Task/Job: Scheduled Task
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-
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C:\Users\Admin\AppData\Roaming\SubDir\Crack.exeC:\Users\Admin\AppData\Roaming\SubDir\Crack.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Crack.exe
memory/2440-0-0x0000022B81190000-0x0000022B8132C000-memory.dmp
memory/2440-1-0x0000022B9B9E0000-0x0000022B9B9F0000-memory.dmp
memory/2440-2-0x0000022B817F0000-0x0000022B8180C000-memory.dmp
memory/3052-11-0x000001A87BA00000-0x000001A87BA3A000-memory.dmp
memory/3052-10-0x000001A87B9F0000-0x000001A87BA02000-memory.dmp
memory/3052-9-0x000001A87C3E0000-0x000001A87C3F0000-memory.dmp
memory/3052-12-0x000001A87C370000-0x000001A87C3C0000-memory.dmp
memory/3052-14-0x000001A87D430000-0x000001A87D4E2000-memory.dmp
memory/3052-15-0x000001A87C320000-0x000001A87C36E000-memory.dmp
memory/3052-18-0x000001A87D4F0000-0x000001A87D51A000-memory.dmp
memory/3052-17-0x000001A87D3C0000-0x000001A87D40A000-memory.dmp
memory/3052-16-0x000001A87D370000-0x000001A87D3BC000-memory.dmp
memory/3052-22-0x000001A87D540000-0x000001A87D552000-memory.dmp
memory/3052-23-0x000001A87DB30000-0x000001A87DB6C000-memory.dmp