Analysis
- max time kernel
58s - max time network
60s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
30/05/2026, 20:04
General
- Target ff3ba237369c43e20023318f1a37ea1c5fbd81756e24652fa157d093a204102c.exe
- Size 45KB
- Sample260530-yth9ase12j
- SHA256 ff3ba237369c43e20023318f1a37ea1c5fbd81756e24652fa157d093a204102c
Malware Config
Extracted
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asyncrat
-
0.5.8
-
Default
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xnxx2.com:443
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xnxx2.com:80
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xnxx2.com:7797
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xnxx2.com:8707
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xnxx2.com:6620
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www.xnxx2.com:443
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www.xnxx2.com:80
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www.xnxx2.com:7797
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www.xnxx2.com:8707
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www.xnxx2.com:6620
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gozi.xnxx2.com:443
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gozi.xnxx2.com:80
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gozi.xnxx2.com:7797
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gozi.xnxx2.com:8707
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gozi.xnxx2.com:6620
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revil.xnxx2.com:443
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revil.xnxx2.com:80
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revil.xnxx2.com:7797
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revil.xnxx2.com:8707
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revil.xnxx2.com:6620
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CmHgBQyzZpBt
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delay
0
-
install
true
-
install_file
pprpzk9.exe
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install_folder
%AppData%
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Delays execution with timeout.exe 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 21 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ff3ba237369c43e20023318f1a37ea1c5fbd81756e24652fa157d093a204102c.exe"C:\Users\Admin\AppData\Local\Temp\ff3ba237369c43e20023318f1a37ea1c5fbd81756e24652fa157d093a204102c.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pprpzk9" /tr '"C:\Users\Admin\AppData\Roaming\pprpzk9.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "pprpzk9" /tr '"C:\Users\Admin\AppData\Roaming\pprpzk9.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp897E.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
-
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C:\Users\Admin\AppData\Roaming\pprpzk9.exe"C:\Users\Admin\AppData\Roaming\pprpzk9.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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-
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C:\Users\Admin\AppData\Roaming\pprpzk9.exe"C:\Users\Admin\AppData\Roaming\pprpzk9.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp897E.tmp.bat
pprpzk9.exe
memory/4508-10-0x0000000005820000-0x0000000005830000-memory.dmp
memory/4508-13-0x0000000005820000-0x0000000005830000-memory.dmp
memory/4712-0-0x0000000000040000-0x0000000000052000-memory.dmp
memory/4712-1-0x00000000049E0000-0x00000000049F0000-memory.dmp
memory/4712-2-0x0000000004A90000-0x0000000004B2C000-memory.dmp