Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 12:11
Behavioral task
behavioral1
Sample
27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe
Resource
win11ltsc2024-20260709-en
General
- Target 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe
- Size 45KB
- Sample260803-pcw96aam91
- SHA256 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea
- MD5 c9f70ede8eeeb5bfe0c5ebd91a3deed4
- SHA1 72ab2eda7e153c87e34efa30cd96272f0af832ac
- SHA512 153c8dae3b8e18a9a5c21fc8d3eb3a8c9f4f6fdb66aa251df7b66d40a354ccf670a9fbbb8b78a6915d4e1a83dbf59cc3be7fb24f3ee88b7f9d88dc6b2fc93886
- SSDEEP 768:4uLZZTUAoOSWUYZL8mo2qFLSAFcKoabbb4ZhM/RPIAEzjbMgX3iBliUL6sW8DCNi:4uLZZTUTn2gSAvQZh6OAE3bDXSmSYuui
- TLSH T1FD232A003BE8822BF2BE4F78A9F26145867AF2637603D54E1CC451DB5713BC68652AFD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
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podvid.top:80
-
podvid.top:22
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podvid.top:8080
-
podvid.top:8880
-
podvid.top:2052
-
podvid.top:2082
-
podvid.top:2086
-
podvid.top:2095
-
podvid.top:443
-
podvid.top:2053
-
podvid.top:2083
-
podvid.top:2087
-
podvid.top:2096
-
podvid.top:8443
-
www.podvid.top:80
-
www.podvid.top:22
-
www.podvid.top:8080
-
www.podvid.top:8880
-
www.podvid.top:2052
-
www.podvid.top:2082
-
www.podvid.top:2086
-
www.podvid.top:2095
-
www.podvid.top:443
-
www.podvid.top:2053
-
www.podvid.top:2083
-
www.podvid.top:2087
-
www.podvid.top:2096
-
www.podvid.top:8443
-
clop.podvid.top:80
-
clop.podvid.top:22
-
clop.podvid.top:8080
-
clop.podvid.top:8880
-
clop.podvid.top:2052
-
clop.podvid.top:2082
-
clop.podvid.top:2086
-
clop.podvid.top:2095
-
clop.podvid.top:443
-
clop.podvid.top:2053
-
clop.podvid.top:2083
-
clop.podvid.top:2087
-
clop.podvid.top:2096
-
clop.podvid.top:8443
-
dridex.podvid.top:80
-
dridex.podvid.top:22
-
dridex.podvid.top:8080
-
dridex.podvid.top:8880
-
dridex.podvid.top:2052
-
dridex.podvid.top:2082
-
dridex.podvid.top:2086
-
dridex.podvid.top:2095
-
dridex.podvid.top:443
-
dridex.podvid.top:2053
-
dridex.podvid.top:2083
-
dridex.podvid.top:2087
-
dridex.podvid.top:2096
-
dridex.podvid.top:8443
-
w52S5NkD0yTD
-
delay
0
-
install
true
-
install_file
nku4z.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x000d00000001c556-10.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 4128 nku4z.exe 5712 nku4z.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 SSH destination 15 104.26.8.133:22 SSH destination 16 104.26.9.133:22 SSH destination 14 172.67.72.225:22 - 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 2128 cmd.exe 4752 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 nku4z.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nku4z.exe - Delays execution with timeout.exe 1 IoCs
pid Process 5344 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 1176 schtasks.exe - Suspicious behavior: EnumeratesProcesses 31 IoCs
pid Process 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe Token: SeDebugPrivilege 4128 nku4z.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4884 wrote to memory of 2128 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 89 PID 4884 wrote to memory of 4752 4884 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe 91 PID 2128 wrote to memory of 1176 2128 cmd.exe 93 PID 4752 wrote to memory of 5344 4752 cmd.exe 94 PID 4752 wrote to memory of 5712 4752 cmd.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe"C:\Users\Admin\AppData\Local\Temp\27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4884 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "nku4z" /tr '"C:\Users\Admin\AppData\Roaming\nku4z.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "nku4z" /tr '"C:\Users\Admin\AppData\Roaming\nku4z.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1176
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6056.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4752 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:5344
-
-
C:\Users\Admin\AppData\Roaming\nku4z.exe"C:\Users\Admin\AppData\Roaming\nku4z.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5712
-
-
-
C:\Users\Admin\AppData\Roaming\nku4z.exe"C:\Users\Admin\AppData\Roaming\nku4z.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4128
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp6056.tmp.bat
- Size 149B
- SHA256 45f3bea7c394e3ed1fc1c9b263a03077c0f4e42cc1f9b56a3e4bb4a4e1ea23e7
- MD5 ba0408c8d6df4542e55d857b184ec542
- SHA1 31a0818240ef7c1bf6b4fbe4af0eb418ef438fae
- SHA512 b9dbd24d082d886c73e85c3021cd1e000621cd281585b3cd9916bcff7b60a3505972bf2657ec8e7b64230f93142057584f80ff5fceaf3c6fb96f52d844b47dce
- TLSH T134C02B5256C5FA4E3809541302FBD59C9172EC393F40FB00C704404D368044CF0EA341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\nku4z.exe
- Size 45KB
- SHA256 27f829a127df5c41496cc47e2151c1169b6c2b90b1889d1a3776b684f3e6e4ea
- MD5 c9f70ede8eeeb5bfe0c5ebd91a3deed4
- SHA1 72ab2eda7e153c87e34efa30cd96272f0af832ac
- SHA512 153c8dae3b8e18a9a5c21fc8d3eb3a8c9f4f6fdb66aa251df7b66d40a354ccf670a9fbbb8b78a6915d4e1a83dbf59cc3be7fb24f3ee88b7f9d88dc6b2fc93886
- SSDEEP 768:4uLZZTUAoOSWUYZL8mo2qFLSAFcKoabbb4ZhM/RPIAEzjbMgX3iBliUL6sW8DCNi:4uLZZTUTn2gSAvQZh6OAE3bDXSmSYuui
- TLSH T1FD232A003BE8822BF2BE4F78A9F26145867AF2637603D54E1CC451DB5713BC68652AFD
- MD5 SHA1 SHA512 SSDEEP TLSH