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, 00:26
Behavioral task
behavioral1
Sample
d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe
Resource
win11ltsc2024-20260709-en
General
- Target d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe
- Size 45KB
- Sample260908-ardn2aycrd
- SHA256 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0
- MD5 d3b1a4855f41073cca7e8c767b2fb4d3
- SHA1 71c9e5382a7dd9f190a13dc0f267eb8dbc43a3f7
- SHA512 c0739e1786c95c93f69a8f8e3bdba40f33346865df2018bc51e6e817bae90c81764df9019ec75da8e7a1c934dde498b47224b07fb4b5770ffe29568b26b55672
- SSDEEP 768:MuBGJTP0BQ0UWUWHaimo2qVJpt0CCM+d4CvS8PIMhjb6gX3i3KbHsr/sBDZEx:MuBGJTPho2Q/CFWBMxbtXS3KbKidEx
- TLSH T136231A0037E8812BF2BE4F74ADF26145867AF6636603D54E1C8451DB1A13FC68A43AFE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
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gainung-tv.net:80
-
gainung-tv.net:22
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gainung-tv.net:8080
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gainung-tv.net:8880
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gainung-tv.net:2052
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gainung-tv.net:2082
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gainung-tv.net:2086
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gainung-tv.net:2095
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gainung-tv.net:443
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gainung-tv.net:2053
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gainung-tv.net:2083
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gainung-tv.net:2087
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gainung-tv.net:2096
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gainung-tv.net:8443
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www.gainung-tv.net:80
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www.gainung-tv.net:22
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www.gainung-tv.net:8080
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www.gainung-tv.net:8880
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www.gainung-tv.net:2052
-
www.gainung-tv.net:2082
-
www.gainung-tv.net:2086
-
www.gainung-tv.net:2095
-
www.gainung-tv.net:443
-
www.gainung-tv.net:2053
-
www.gainung-tv.net:2083
-
www.gainung-tv.net:2087
-
www.gainung-tv.net:2096
-
www.gainung-tv.net:8443
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invasive.gainung-tv.net:80
-
invasive.gainung-tv.net:22
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invasive.gainung-tv.net:8080
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invasive.gainung-tv.net:8880
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invasive.gainung-tv.net:2052
-
invasive.gainung-tv.net:2082
-
invasive.gainung-tv.net:2086
-
invasive.gainung-tv.net:2095
-
invasive.gainung-tv.net:443
-
invasive.gainung-tv.net:2053
-
invasive.gainung-tv.net:2083
-
invasive.gainung-tv.net:2087
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invasive.gainung-tv.net:2096
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invasive.gainung-tv.net:8443
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gootloader.gainung-tv.net:80
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gootloader.gainung-tv.net:22
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gootloader.gainung-tv.net:8080
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gootloader.gainung-tv.net:8880
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gootloader.gainung-tv.net:2052
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gootloader.gainung-tv.net:2082
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gootloader.gainung-tv.net:2086
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gootloader.gainung-tv.net:2095
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gootloader.gainung-tv.net:443
-
gootloader.gainung-tv.net:2053
-
gootloader.gainung-tv.net:2083
-
gootloader.gainung-tv.net:2087
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gootloader.gainung-tv.net:2096
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gootloader.gainung-tv.net:8443
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fakeupdates.gainung-tv.net:80
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fakeupdates.gainung-tv.net:22
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fakeupdates.gainung-tv.net:8080
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fakeupdates.gainung-tv.net:8880
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fakeupdates.gainung-tv.net:2052
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fakeupdates.gainung-tv.net:2082
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fakeupdates.gainung-tv.net:2086
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fakeupdates.gainung-tv.net:2095
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fakeupdates.gainung-tv.net:443
-
fakeupdates.gainung-tv.net:2053
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fakeupdates.gainung-tv.net:2083
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fakeupdates.gainung-tv.net:2087
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fakeupdates.gainung-tv.net:2096
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fakeupdates.gainung-tv.net:8443
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eoNo4SgJhWRg
-
delay
0
-
install
true
-
install_file
i4xa.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x000800000002460b-8.dat family_asyncrat behavioral1/memory/1796-10-0x0000000004EC0000-0x0000000004ED0000-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-1-5-21-3053180483-1881419501-3594244048-1000\Control Panel\International\Geo\Nation d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe - Executes dropped EXE 2 IoCs
pid Process 1796 i4xa.exe 5428 i4xa.exe - Outbound SSH connection to public host 2 TTPs 4 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 26 104.21.50.139:22 1796 i4xa.exe SSH destination 34 172.67.206.200:22 1796 i4xa.exe SSH destination 46 104.21.50.139:22 1796 i4xa.exe SSH destination 49 172.67.206.200:22 1796 i4xa.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 2796 cmd.exe 2964 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 i4xa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.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 i4xa.exe - Delays execution with timeout.exe 1 IoCs
pid Process 4012 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 5592 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe Token: SeDebugPrivilege 1796 i4xa.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5808 wrote to memory of 2796 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 87 PID 5808 wrote to memory of 2964 5808 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe 89 PID 2964 wrote to memory of 4012 2964 cmd.exe 91 PID 2796 wrote to memory of 5592 2796 cmd.exe 92 PID 2964 wrote to memory of 5428 2964 cmd.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe"C:\Users\Admin\AppData\Local\Temp\d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5808 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "i4xa" /tr '"C:\Users\Admin\AppData\Roaming\i4xa.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2796 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "i4xa" /tr '"C:\Users\Admin\AppData\Roaming\i4xa.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:5592
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8B63.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4012
-
-
C:\Users\Admin\AppData\Roaming\i4xa.exe"C:\Users\Admin\AppData\Roaming\i4xa.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5428
-
-
-
C:\Users\Admin\AppData\Roaming\i4xa.exe"C:\Users\Admin\AppData\Roaming\i4xa.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1796
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\tmp8B63.tmp.bat
- Size 148B
- SHA256 d9ee8ae24b5121fcfedee64a65729c440c16b8d58f7378e3031420cd91b13aba
- MD5 1291e6f277f6406e54fa0bbc0a7a8b59
- SHA1 5894bcf6dfa80fb61265d7b1d78170d8514c49c7
- SHA512 583a4c9fd4738f41c67ac22d2eddd4f3b68c4ab78793910239cdff843a6d1bc31020a9d6bb692b5d877d7811e09cd52cb68c61bba43beede590b274919d1083a
- TLSH T14CC02B4395C5EA0E3C05643307FBD48DA2726CD93F40BF00C744400D5380498F4DD341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\i4xa.exe
- Size 45KB
- SHA256 d7bec97d927d089056adfb4cd1eb39b44508a639b63e04f4a8a6c41d375ce9b0
- MD5 d3b1a4855f41073cca7e8c767b2fb4d3
- SHA1 71c9e5382a7dd9f190a13dc0f267eb8dbc43a3f7
- SHA512 c0739e1786c95c93f69a8f8e3bdba40f33346865df2018bc51e6e817bae90c81764df9019ec75da8e7a1c934dde498b47224b07fb4b5770ffe29568b26b55672
- SSDEEP 768:MuBGJTP0BQ0UWUWHaimo2qVJpt0CCM+d4CvS8PIMhjb6gX3i3KbHsr/sBDZEx:MuBGJTPho2Q/CFWBMxbtXS3KbKidEx
- TLSH T136231A0037E8812BF2BE4F74ADF26145867AF6636603D54E1C8451DB1A13FC68A43AFE
- MD5 SHA1 SHA512 SSDEEP TLSH