Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
16/08/2026, 12:17
Behavioral task
behavioral1
Sample
ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe
Resource
win11ltsc2024-20260710-en
General
- Target ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe
- Size 45KB
- Sample260816-pgdnlsxwcx
- SHA256 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367
- MD5 c1b4d9abbec0953e9167edbebd1e950d
- SHA1 e24e1a3cbdc9547e3d71f9b015b48f819773b3e4
- SHA512 f21dd500d33de562da734e65810c9f0c790ff65745c0dccc3a8efd6b9d670384c26281d3d8f72901cfc29fe50c45a95cad8b90f92f561c896a97791181930f85
- SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1LT2Qpm7PIKMjbjgX3icM3piXLGDjJBDZUx:cu6YepTPso2JeK8b8XSPoL4zdUx
- TLSH T1B72309003BE8822BF2BE4B789CF26145867AF5636603D5492CC451DB5723FC6DA426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
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streamforester.name:80
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streamforester.name:22
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streamforester.name:8080
-
streamforester.name:8880
-
streamforester.name:2052
-
streamforester.name:2082
-
streamforester.name:2086
-
streamforester.name:2095
-
streamforester.name:443
-
streamforester.name:2053
-
streamforester.name:2083
-
streamforester.name:2087
-
streamforester.name:2096
-
streamforester.name:8443
-
www.streamforester.name:80
-
www.streamforester.name:22
-
www.streamforester.name:8080
-
www.streamforester.name:8880
-
www.streamforester.name:2052
-
www.streamforester.name:2082
-
www.streamforester.name:2086
-
www.streamforester.name:2095
-
www.streamforester.name:443
-
www.streamforester.name:2053
-
www.streamforester.name:2083
-
www.streamforester.name:2087
-
www.streamforester.name:2096
-
www.streamforester.name:8443
-
cryptolocker.streamforester.name:80
-
cryptolocker.streamforester.name:22
-
cryptolocker.streamforester.name:8080
-
cryptolocker.streamforester.name:8880
-
cryptolocker.streamforester.name:2052
-
cryptolocker.streamforester.name:2082
-
cryptolocker.streamforester.name:2086
-
cryptolocker.streamforester.name:2095
-
cryptolocker.streamforester.name:443
-
cryptolocker.streamforester.name:2053
-
cryptolocker.streamforester.name:2083
-
cryptolocker.streamforester.name:2087
-
cryptolocker.streamforester.name:2096
-
cryptolocker.streamforester.name:8443
-
ryuk.streamforester.name:80
-
ryuk.streamforester.name:22
-
ryuk.streamforester.name:8080
-
ryuk.streamforester.name:8880
-
ryuk.streamforester.name:2052
-
ryuk.streamforester.name:2082
-
ryuk.streamforester.name:2086
-
ryuk.streamforester.name:2095
-
ryuk.streamforester.name:443
-
ryuk.streamforester.name:2053
-
ryuk.streamforester.name:2083
-
ryuk.streamforester.name:2087
-
ryuk.streamforester.name:2096
-
ryuk.streamforester.name:8443
-
sIccHJaXr6Ba
-
delay
0
-
install
true
-
install_file
p2w2nt57.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x000a00000002434f-8.dat family_asyncrat - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\International\Geo\Nation ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe - Executes dropped EXE 2 IoCs
pid Process 724 p2w2nt57.exe 2308 p2w2nt57.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2744 cmd.exe 1208 cmd.exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language p2w2nt57.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language p2w2nt57.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1124 timeout.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 5068 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe Token: SeDebugPrivilege 724 p2w2nt57.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1140 wrote to memory of 2744 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 85 PID 1140 wrote to memory of 1208 1140 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe 87 PID 1208 wrote to memory of 1124 1208 cmd.exe 89 PID 2744 wrote to memory of 5068 2744 cmd.exe 90 PID 1208 wrote to memory of 2308 1208 cmd.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe"C:\Users\Admin\AppData\Local\Temp\ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1140 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "p2w2nt57" /tr '"C:\Users\Admin\AppData\Roaming\p2w2nt57.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "p2w2nt57" /tr '"C:\Users\Admin\AppData\Roaming\p2w2nt57.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:5068
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp123B.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1124
-
-
C:\Users\Admin\AppData\Roaming\p2w2nt57.exe"C:\Users\Admin\AppData\Roaming\p2w2nt57.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2308
-
-
-
C:\Users\Admin\AppData\Roaming\p2w2nt57.exe"C:\Users\Admin\AppData\Roaming\p2w2nt57.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:724
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp123B.tmp.bat
- Size 152B
- SHA256 5d137ef9c289753bbd5c82b03623c5a69ef8ab82e5743e6d6c62fff8e68f2c5b
- MD5 8efb8ffcf66f2f430ea1d3d3d94bb010
- SHA1 e8e51316c90d9e31e924f08332f8f18ff84feded
- SHA512 3bb0207e1bfd3c3f93c149b8203b8bdd7d8031103364cf6e4fd544b94e840cc4a74e968026c1cfd6db55a69ca40e01c627307f19ebf00a98c7e551c7f532f70c
- TLSH T144C02B4393C5EA5E2E09281302FAD58DE1F3AD9B3F80FB10D78C404D228045DF0D9341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\p2w2nt57.exe
- Size 45KB
- SHA256 ef31400d30b53864b477065f8cee6f7cbce92430ca1dcc19d3f0f7a20e37a367
- MD5 c1b4d9abbec0953e9167edbebd1e950d
- SHA1 e24e1a3cbdc9547e3d71f9b015b48f819773b3e4
- SHA512 f21dd500d33de562da734e65810c9f0c790ff65745c0dccc3a8efd6b9d670384c26281d3d8f72901cfc29fe50c45a95cad8b90f92f561c896a97791181930f85
- SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1LT2Qpm7PIKMjbjgX3icM3piXLGDjJBDZUx:cu6YepTPso2JeK8b8XSPoL4zdUx
- TLSH T1B72309003BE8822BF2BE4B789CF26145867AF5636603D5492CC451DB5723FC6DA426FE
- MD5 SHA1 SHA512 SSDEEP TLSH