Analysis
- max time kernel
149s - 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
04/08/2026, 08:42
Behavioral task
behavioral1
Sample
ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe
Resource
win11ltsc2024-20260709-en
General
- Target ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe
- Size 45KB
- Sample260804-kl4ndabl9x
- SHA256 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce
- MD5 f9c1474aad513a12606f5e982be5580b
- SHA1 c375ffc2fe9731b9e45bbd2ca30c190be649d5b7
- SHA512 8a6cb2993674a978b0beb89490592a9538abe9ba3fca8a9070de99bd418d9c0e296b734747e1cf696a106daef2d9e3250895c6f89ab347d94a3c1a62119cfc2d
- SSDEEP 768:4uBfJTMUyYUWUWBDimo2qV38kLyuObvtkjZPICzjbugXRiWECBZX4wODIBDZbx:4uBfJTMpv2+8LuyyjWC3bRXAlSX4wODi
- TLSH T15C232B003BE9C12BF2BE4F78ACF26145867AF2676603D5891CC451CB5613FC69A42AFD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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sextin.org:80
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sextin.org:22
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sextin.org:8080
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sextin.org:8880
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sextin.org:2052
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sextin.org:2082
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sextin.org:2086
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sextin.org:2095
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sextin.org:443
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sextin.org:2053
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sextin.org:2083
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sextin.org:2087
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sextin.org:2096
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sextin.org:8443
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www.sextin.org:80
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www.sextin.org:22
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www.sextin.org:8080
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www.sextin.org:8880
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www.sextin.org:2052
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www.sextin.org:2082
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www.sextin.org:2086
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www.sextin.org:2095
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www.sextin.org:443
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www.sextin.org:2053
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www.sextin.org:2083
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www.sextin.org:2087
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www.sextin.org:2096
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www.sextin.org:8443
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dridex.sextin.org:80
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dridex.sextin.org:22
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dridex.sextin.org:8080
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dridex.sextin.org:8880
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dridex.sextin.org:2052
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dridex.sextin.org:2082
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dridex.sextin.org:2086
-
dridex.sextin.org:2095
-
dridex.sextin.org:443
-
dridex.sextin.org:2053
-
dridex.sextin.org:2083
-
dridex.sextin.org:2087
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dridex.sextin.org:2096
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dridex.sextin.org:8443
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nanocore.sextin.org:80
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nanocore.sextin.org:22
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nanocore.sextin.org:8080
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nanocore.sextin.org:8880
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nanocore.sextin.org:2052
-
nanocore.sextin.org:2082
-
nanocore.sextin.org:2086
-
nanocore.sextin.org:2095
-
nanocore.sextin.org:443
-
nanocore.sextin.org:2053
-
nanocore.sextin.org:2083
-
nanocore.sextin.org:2087
-
nanocore.sextin.org:2096
-
nanocore.sextin.org:8443
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rw53wAIMUejd
-
delay
0
-
install
true
-
install_file
szxq.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x000900000002425e-8.dat family_asyncrat behavioral1/memory/2876-10-0x0000000004C60000-0x0000000004C70000-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-1-5-21-889581200-2041691093-2048517887-1000\Control Panel\International\Geo\Nation ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe - Executes dropped EXE 2 IoCs
pid Process 2876 szxq.exe 1800 szxq.exe - Outbound SSH connection to public host 2 TTPs 2 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 50 104.21.12.195:22 2876 szxq.exe SSH destination 57 172.67.195.161:22 2876 szxq.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 1764 cmd.exe 2420 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 szxq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language szxq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.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 4140 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 1916 schtasks.exe - Suspicious behavior: EnumeratesProcesses 21 IoCs
pid Process 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe Token: SeDebugPrivilege 2876 szxq.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4408 wrote to memory of 1764 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 86 PID 4408 wrote to memory of 2420 4408 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe 88 PID 2420 wrote to memory of 4140 2420 cmd.exe 90 PID 1764 wrote to memory of 1916 1764 cmd.exe 91 PID 2420 wrote to memory of 1800 2420 cmd.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe"C:\Users\Admin\AppData\Local\Temp\ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4408 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "szxq" /tr '"C:\Users\Admin\AppData\Roaming\szxq.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1764 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "szxq" /tr '"C:\Users\Admin\AppData\Roaming\szxq.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1916
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9110.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4140
-
-
C:\Users\Admin\AppData\Roaming\szxq.exe"C:\Users\Admin\AppData\Roaming\szxq.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1800
-
-
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C:\Users\Admin\AppData\Roaming\szxq.exe"C:\Users\Admin\AppData\Roaming\szxq.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2876
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\tmp9110.tmp.bat
- Size 148B
- SHA256 f804374cfe20fcc3ea8cb09f5bd310def917ad4e6ddb3b69720a1e54d67bb60b
- MD5 337f24c98bafd6c7099859582c251e19
- SHA1 f87da7545d1069354179cb53f17a6fb359329dbc
- SHA512 463310f8506b932af1ab8aa6fe2c08560dee9a4ca825a4b944befc423676d357fddf4ff4fecc72109748093161e215bdfd2d9b9339844dfbe9aec22d23e59bc0
- TLSH T132C02B9795C5EA1E2C09141323FED5DC9676AC593F40BB00C384401D12C045CF9E9341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\szxq.exe
- Size 45KB
- SHA256 ddfe5b2240ad8494c0a3da69c6f67719731fab99611acff3891cf077d118a6ce
- MD5 f9c1474aad513a12606f5e982be5580b
- SHA1 c375ffc2fe9731b9e45bbd2ca30c190be649d5b7
- SHA512 8a6cb2993674a978b0beb89490592a9538abe9ba3fca8a9070de99bd418d9c0e296b734747e1cf696a106daef2d9e3250895c6f89ab347d94a3c1a62119cfc2d
- SSDEEP 768:4uBfJTMUyYUWUWBDimo2qV38kLyuObvtkjZPICzjbugXRiWECBZX4wODIBDZbx:4uBfJTMpv2+8LuyyjWC3bRXAlSX4wODi
- TLSH T15C232B003BE9C12BF2BE4F78ACF26145867AF2676603D5891CC451CB5613FC69A42AFD
- MD5 SHA1 SHA512 SSDEEP TLSH