Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 17:05
Behavioral task
behavioral1
Sample
35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe
Resource
win11ltsc2024-20260709-en
General
- Target 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe
- Size 45KB
- Sample260804-vmarssea39
- SHA256 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b
- MD5 194f51cb6a334faeee5b0935d5f1a7be
- SHA1 89182654b5f2d320346decfe34036b239c0d7f00
- SHA512 29c5971be7a25022945dcfc07b4c9f71f50bc4f71679e476cadfaf67167ea266b8cc4e3be5984e58e863cb6e8c8d1e10c46e270c90feb6d3ec7dc8290d4d44fc
- SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9moRQKIJOPIhzjbXgS3ig9vlVTOJ6bBDZ8x:0u1YJTHcw2ZYxg3h3bwSSgpTOed8x
- TLSH T149232B0037E8822BF2BE4F78ADF26145867AF6672603D58E1CC451DB5613FC69A026FD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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asyncrat
-
0.5.8
-
Default
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hentaivietsub.com:80
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hentaivietsub.com:22
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hentaivietsub.com:8080
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hentaivietsub.com:8880
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hentaivietsub.com:2052
-
hentaivietsub.com:2082
-
hentaivietsub.com:2086
-
hentaivietsub.com:2095
-
hentaivietsub.com:443
-
hentaivietsub.com:2053
-
hentaivietsub.com:2083
-
hentaivietsub.com:2087
-
hentaivietsub.com:2096
-
hentaivietsub.com:8443
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www.hentaivietsub.com:80
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www.hentaivietsub.com:22
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www.hentaivietsub.com:8080
-
www.hentaivietsub.com:8880
-
www.hentaivietsub.com:2052
-
www.hentaivietsub.com:2082
-
www.hentaivietsub.com:2086
-
www.hentaivietsub.com:2095
-
www.hentaivietsub.com:443
-
www.hentaivietsub.com:2053
-
www.hentaivietsub.com:2083
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www.hentaivietsub.com:2087
-
www.hentaivietsub.com:2096
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www.hentaivietsub.com:8443
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cryptolocker.hentaivietsub.com:80
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cryptolocker.hentaivietsub.com:22
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cryptolocker.hentaivietsub.com:8080
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cryptolocker.hentaivietsub.com:8880
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cryptolocker.hentaivietsub.com:2052
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cryptolocker.hentaivietsub.com:2082
-
cryptolocker.hentaivietsub.com:2086
-
cryptolocker.hentaivietsub.com:2095
-
cryptolocker.hentaivietsub.com:443
-
cryptolocker.hentaivietsub.com:2053
-
cryptolocker.hentaivietsub.com:2083
-
cryptolocker.hentaivietsub.com:2087
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cryptolocker.hentaivietsub.com:2096
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cryptolocker.hentaivietsub.com:8443
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nimda.hentaivietsub.com:80
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nimda.hentaivietsub.com:22
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nimda.hentaivietsub.com:8080
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nimda.hentaivietsub.com:8880
-
nimda.hentaivietsub.com:2052
-
nimda.hentaivietsub.com:2082
-
nimda.hentaivietsub.com:2086
-
nimda.hentaivietsub.com:2095
-
nimda.hentaivietsub.com:443
-
nimda.hentaivietsub.com:2053
-
nimda.hentaivietsub.com:2083
-
nimda.hentaivietsub.com:2087
-
nimda.hentaivietsub.com:2096
-
nimda.hentaivietsub.com:8443
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p6JFFTwPbFKo
-
delay
0
-
install
true
-
install_file
1pa16h.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x00080000000244f6-8.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-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe - Executes dropped EXE 2 IoCs
pid Process 4424 1pa16h.exe 868 1pa16h.exe - Outbound SSH connection to public host 2 TTPs 3 IoCs
SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.
description flow ioc pid Process SSH destination 40 104.26.5.224:22 4424 1pa16h.exe SSH destination 16 172.67.71.165:22 4424 1pa16h.exe SSH destination 19 104.26.4.224:22 4424 1pa16h.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 3844 cmd.exe 3768 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 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe 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 1pa16h.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1pa16h.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1168 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 2252 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe Token: SeDebugPrivilege 4424 1pa16h.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2732 wrote to memory of 3768 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 88 PID 2732 wrote to memory of 3844 2732 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe 90 PID 3768 wrote to memory of 2252 3768 cmd.exe 92 PID 3844 wrote to memory of 1168 3844 cmd.exe 93 PID 3844 wrote to memory of 868 3844 cmd.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe"C:\Users\Admin\AppData\Local\Temp\35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "1pa16h" /tr '"C:\Users\Admin\AppData\Roaming\1pa16h.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3768 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "1pa16h" /tr '"C:\Users\Admin\AppData\Roaming\1pa16h.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2252
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp848.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3844 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1168
-
-
C:\Users\Admin\AppData\Roaming\1pa16h.exe"C:\Users\Admin\AppData\Roaming\1pa16h.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:868
-
-
-
C:\Users\Admin\AppData\Roaming\1pa16h.exe"C:\Users\Admin\AppData\Roaming\1pa16h.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4424
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp848.tmp.bat
- Size 149B
- SHA256 55fc5be1c0b1b706ec41e040ef38a21586da0a4c9b82538e5a002f3237664192
- MD5 6888b32a5bf090713a21233fe8e60082
- SHA1 198235a64a2e44ba78649a0a8b609dbee2dbf99f
- SHA512 a39f000af37f6292e6d53402434a4c1a895ea44a64b4b7af29cd8c24942720305cb53011844aa6f0638f5649354715edcf8ad706d9db3f817558186655c89fb2
- TLSH T194C02B43A5C5EA4E2C05583303FAD4CD917A6C1A3FC0FB10D704800D3780448F0DE381
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\1pa16h.exe
- Size 45KB
- SHA256 35df59677e89a08fae8cb24db99b341d8f68fcbc2ce538126eb23ea9685b7c2b
- MD5 194f51cb6a334faeee5b0935d5f1a7be
- SHA1 89182654b5f2d320346decfe34036b239c0d7f00
- SHA512 29c5971be7a25022945dcfc07b4c9f71f50bc4f71679e476cadfaf67167ea266b8cc4e3be5984e58e863cb6e8c8d1e10c46e270c90feb6d3ec7dc8290d4d44fc
- SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9moRQKIJOPIhzjbXgS3ig9vlVTOJ6bBDZ8x:0u1YJTHcw2ZYxg3h3bwSSgpTOed8x
- TLSH T149232B0037E8822BF2BE4F78ADF26145867AF6672603D58E1CC451DB5613FC69A026FD
- MD5 SHA1 SHA512 SSDEEP TLSH