Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
10/09/2026, 08:16
Behavioral task
behavioral1
Sample
AsyncRAT.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
AsyncRAT.exe
Resource
win11ltsc2024-20260710-en
11 signatures
150 seconds
General
- Target AsyncRAT.exe
- Size 56KB
- Sample260910-j56fmszgpc
- SHA256 fcb683e62d33d916e260d464f5c6563d66f5365a7980c5439aaa2917a9a5ec3c
- MD5 9b41a04c1b2bde6d7bb93815807e16ad
- SHA1 9d232643ceeb7e43b4ffbda97b75295cab9600fb
- SHA512 329e28b70bcece801afe8efd78608b064054a3adc6f366de024e5aab7e9364046d559429df77adb0c10500703a7bf4c49ef93bb6dea3bcc5bbee3e28e70d2954
- SSDEEP 1536:2uf09TH2w240YikbeXSGS5/JFdNkejNUHLTq:2ufoTH2w2pYikbeWNJFDkINmq
- TLSH T1B9435D0037E8923AF2BE5BB8ACF26144867AE1636603D55D2CC451CB5713FC6D6426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
asyncrat
Version
-
0.5.8
Botnet
-
Default
C2
-
spinbet138.live:443
-
spinbet138.live:8848
-
spinbet138.live:8080
Mutex
-
kBVPjakHQ19X
Attributes
-
delay
3
-
install
true
-
install_file
AsyncRat.exe
-
install_folder
%AppData%
aes.plain
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x0005000000023299-8.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-1-5-21-2370214745-1838013427-2987045292-1000\Control Panel\International\Geo\Nation AsyncRAT.exe - Executes dropped EXE 2 IoCs
pid Process 4348 AsyncRat.exe 3496 AsyncRat.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 3292 cmd.exe 3356 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AsyncRat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AsyncRat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AsyncRAT.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1500 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 1856 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe 3744 AsyncRAT.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3744 AsyncRAT.exe Token: SeDebugPrivilege 4348 AsyncRat.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3744 wrote to memory of 3292 3744 AsyncRAT.exe 84 PID 3744 wrote to memory of 3356 3744 AsyncRAT.exe 86 PID 3356 wrote to memory of 1500 3356 cmd.exe 88 PID 3292 wrote to memory of 1856 3292 cmd.exe 89 PID 3356 wrote to memory of 3496 3356 cmd.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\AsyncRAT.exe"C:\Users\Admin\AppData\Local\Temp\AsyncRAT.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3744 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "AsyncRat" /tr '"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3292 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "AsyncRat" /tr '"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1856
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp2F58.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3356 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1500
-
-
C:\Users\Admin\AppData\Roaming\AsyncRat.exe"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3496
-
-
-
C:\Users\Admin\AppData\Roaming\AsyncRat.exe"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4348
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\AsyncRat.exe.log
- Size 522B
- SHA256 2412679218bb0a7d05ceee32869bbb223619bde9966c4c460a68304a3367724b
- MD5 acc9090417037dfa2a55b46ed86e32b8
- SHA1 53fa6fb25fb3e88c24d2027aca6ae492b2800a4d
- SHA512 d51f7085ec147c708f446b9fb6923cd2fb64596d354ed929e125b30ace57c8cb3217589447a36960e5d3aea87a4e48aaa82c7509eced6d6c2cecd71fcfe3697b
- TLSH T11EF097303722E1E489423F521C1C3A9943EF079AA360EE2C3958036ED825227AB212E3
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp2F58.tmp.bat
- Size 152B
- SHA256 5220237958b0c7b21db9559d2716dc9242326483b1e4d1152346fe68668d42f9
- MD5 ef8fc3ad16e4a4a30ab506c6bc546a75
- SHA1 01a95f702d1623ec6c916b6afa01912354318234
- SHA512 0170eacf836656c653553d9e52bb4a455afc42ebb820c74ec5f9004f3a34bf0cb47cad6b8cc415755542ebb5dc87e4b22b8cf289666c2dd4f0884c71d442cedf
- TLSH T142C02B42A6C5EB2F2C05781313FADC8DA1766C593F44BB50C30844AD128054CF4E9342
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\AsyncRat.exe
- Size 56KB
- SHA256 fcb683e62d33d916e260d464f5c6563d66f5365a7980c5439aaa2917a9a5ec3c
- MD5 9b41a04c1b2bde6d7bb93815807e16ad
- SHA1 9d232643ceeb7e43b4ffbda97b75295cab9600fb
- SHA512 329e28b70bcece801afe8efd78608b064054a3adc6f366de024e5aab7e9364046d559429df77adb0c10500703a7bf4c49ef93bb6dea3bcc5bbee3e28e70d2954
- SSDEEP 1536:2uf09TH2w240YikbeXSGS5/JFdNkejNUHLTq:2ufoTH2w2pYikbeWNJFDkINmq
- TLSH T1B9435D0037E8923AF2BE5BB8ACF26144867AE1636603D55D2CC451CB5713FC6D6426FE
- MD5 SHA1 SHA512 SSDEEP TLSH