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
08/09/2026, 01:09
Behavioral task
behavioral1
Sample
606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe
Resource
win11ltsc2024-20260709-en
General
- Target 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe
- Size 45KB
- Sample260908-bjbedaxwct
- SHA256 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d
- MD5 af7e5c8ae7f05c6588f830d9a59458d8
- SHA1 991acb46185df5d7b93e0f0d0e535548f829ed1b
- SHA512 054b5aec01012ebf146f6572036ed13aad4b48294c865b1de6c342e035fde68d920f68edbf7eac21b3f6e4122482f2b897a76dc3c593b78ee1c88929d3fece13
- SSDEEP 768:QuflpT8AkKuWUch7wmo2q96iD8yfzuOPIlzjbzgXwiTI+6FteBr8G1tVdBDZTx:QuflpT8Hv2XiAJ3l3bsXNTI+g68qtVzH
- TLSH T1A3233A003BE8812BF2BE5F789DF36145467AF6633603D64A1CC4519B5623FC68A42AFD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
xem18.info:80
-
xem18.info:22
-
xem18.info:8080
-
xem18.info:8880
-
xem18.info:2052
-
xem18.info:2082
-
xem18.info:2086
-
xem18.info:2095
-
xem18.info:443
-
xem18.info:2053
-
xem18.info:2083
-
xem18.info:2087
-
xem18.info:2096
-
xem18.info:8443
-
www.xem18.info:80
-
www.xem18.info:22
-
www.xem18.info:8080
-
www.xem18.info:8880
-
www.xem18.info:2052
-
www.xem18.info:2082
-
www.xem18.info:2086
-
www.xem18.info:2095
-
www.xem18.info:443
-
www.xem18.info:2053
-
www.xem18.info:2083
-
www.xem18.info:2087
-
www.xem18.info:2096
-
www.xem18.info:8443
-
rat.xem18.info:80
-
rat.xem18.info:22
-
rat.xem18.info:8080
-
rat.xem18.info:8880
-
rat.xem18.info:2052
-
rat.xem18.info:2082
-
rat.xem18.info:2086
-
rat.xem18.info:2095
-
rat.xem18.info:443
-
rat.xem18.info:2053
-
rat.xem18.info:2083
-
rat.xem18.info:2087
-
rat.xem18.info:2096
-
rat.xem18.info:8443
-
stuxnet.xem18.info:80
-
stuxnet.xem18.info:22
-
stuxnet.xem18.info:8080
-
stuxnet.xem18.info:8880
-
stuxnet.xem18.info:2052
-
stuxnet.xem18.info:2082
-
stuxnet.xem18.info:2086
-
stuxnet.xem18.info:2095
-
stuxnet.xem18.info:443
-
stuxnet.xem18.info:2053
-
stuxnet.xem18.info:2083
-
stuxnet.xem18.info:2087
-
stuxnet.xem18.info:2096
-
stuxnet.xem18.info:8443
-
lBPpSdYSZ8cj
-
delay
0
-
install
true
-
install_file
wuf3hgq.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x0008000000024361-8.dat family_asyncrat behavioral1/memory/5056-10-0x00000000051F0000-0x0000000005200000-memory.dmp 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-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe - Executes dropped EXE 2 IoCs
pid Process 5056 wuf3hgq.exe 2888 wuf3hgq.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 36 104.21.26.71:22 5056 wuf3hgq.exe SSH destination 46 172.67.135.154:22 5056 wuf3hgq.exe SSH destination 69 104.21.26.71:22 5056 wuf3hgq.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 4444 cmd.exe 3516 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 timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wuf3hgq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wuf3hgq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 3892 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 5100 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe Token: SeDebugPrivilege 5056 wuf3hgq.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2776 wrote to memory of 3516 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 84 PID 2776 wrote to memory of 4444 2776 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe 86 PID 4444 wrote to memory of 3892 4444 cmd.exe 88 PID 3516 wrote to memory of 5100 3516 cmd.exe 89 PID 4444 wrote to memory of 2888 4444 cmd.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe"C:\Users\Admin\AppData\Local\Temp\606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "wuf3hgq" /tr '"C:\Users\Admin\AppData\Roaming\wuf3hgq.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "wuf3hgq" /tr '"C:\Users\Admin\AppData\Roaming\wuf3hgq.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:5100
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp1122.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4444 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:3892
-
-
C:\Users\Admin\AppData\Roaming\wuf3hgq.exe"C:\Users\Admin\AppData\Roaming\wuf3hgq.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2888
-
-
-
C:\Users\Admin\AppData\Roaming\wuf3hgq.exe"C:\Users\Admin\AppData\Roaming\wuf3hgq.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5056
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\tmp1122.tmp.bat
- Size 151B
- SHA256 2ef4cb7da0cfa457929b2611764a47dd3d6676684bdcd0a91c5acccb68e34a20
- MD5 711c266f5f3bea25d3fc22ba88c69760
- SHA1 fc88b2b8267cc1f1c61d52f92a941250fc4c6f5d
- SHA512 c90a303ec9bb4a15ed8aba6cbf29a83c967a0494771f0d92eb94a336bc61d9e603e2d8657dacc96862655312044c2f10f9e5c5eeb725539b506183a37f5252e1
- TLSH T1C3C02BE256C5EA1F2809146307FED5DCD1BA6C5A3F44BF40C304442D22C0498F0DD341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\wuf3hgq.exe
- Size 45KB
- SHA256 606bd964ca212648ad94f1596c387fce4943c58105daf628cd1e1fff5ffbcd9d
- MD5 af7e5c8ae7f05c6588f830d9a59458d8
- SHA1 991acb46185df5d7b93e0f0d0e535548f829ed1b
- SHA512 054b5aec01012ebf146f6572036ed13aad4b48294c865b1de6c342e035fde68d920f68edbf7eac21b3f6e4122482f2b897a76dc3c593b78ee1c88929d3fece13
- SSDEEP 768:QuflpT8AkKuWUch7wmo2q96iD8yfzuOPIlzjbzgXwiTI+6FteBr8G1tVdBDZTx:QuflpT8Hv2XiAJ3l3bsXNTI+g68qtVzH
- TLSH T1A3233A003BE8812BF2BE5F789DF36145467AF6633603D64A1CC4519B5623FC68A42AFD
- MD5 SHA1 SHA512 SSDEEP TLSH