Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
14/07/2026, 04:32
Behavioral task
behavioral1
Sample
de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe
Resource
win11ltsc2024-20260710-en
General
- Target de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe
- Size 45KB
- Sample260714-e5ynkset4l
- SHA256 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f
- MD5 a7c512df48251480d348a5585dc77163
- SHA1 d0d6c08aef4eb8841150b0a9e1a86557df1b4085
- SHA512 18644e257c2871ab593a30017aa62eb49b2022772f9105d2ba7d1ac761bd3e19d26cf3e3706a8c0e8bbc51516352667bbbfcd76904e99144d1f713dfb5066020
- SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1fLiE0yFjrdj3kk8PIhSjbHgX3iSuJG6i7e7VBaz2gh:cuR0JTPjY2SLBXDBh+bAXSpotQV7g2dW
- TLSH T180231A0037E9812BF5BE4F78A9F26145867AF5733603D6491CC441DA5B23FC68A43AEE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
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sexvietfree.com:80
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sexvietfree.com:22
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sexvietfree.com:8080
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sexvietfree.com:8880
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sexvietfree.com:2052
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sexvietfree.com:2082
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sexvietfree.com:2086
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sexvietfree.com:2095
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sexvietfree.com:443
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sexvietfree.com:2053
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sexvietfree.com:2083
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sexvietfree.com:2087
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sexvietfree.com:2096
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sexvietfree.com:8443
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www.sexvietfree.com:80
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www.sexvietfree.com:22
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www.sexvietfree.com:8080
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www.sexvietfree.com:8880
-
www.sexvietfree.com:2052
-
www.sexvietfree.com:2082
-
www.sexvietfree.com:2086
-
www.sexvietfree.com:2095
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www.sexvietfree.com:443
-
www.sexvietfree.com:2053
-
www.sexvietfree.com:2083
-
www.sexvietfree.com:2087
-
www.sexvietfree.com:2096
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www.sexvietfree.com:8443
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ryuk.sexvietfree.com:80
-
ryuk.sexvietfree.com:22
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ryuk.sexvietfree.com:8080
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ryuk.sexvietfree.com:8880
-
ryuk.sexvietfree.com:2052
-
ryuk.sexvietfree.com:2082
-
ryuk.sexvietfree.com:2086
-
ryuk.sexvietfree.com:2095
-
ryuk.sexvietfree.com:443
-
ryuk.sexvietfree.com:2053
-
ryuk.sexvietfree.com:2083
-
ryuk.sexvietfree.com:2087
-
ryuk.sexvietfree.com:2096
-
ryuk.sexvietfree.com:8443
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darkside.sexvietfree.com:80
-
darkside.sexvietfree.com:22
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darkside.sexvietfree.com:8080
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darkside.sexvietfree.com:8880
-
darkside.sexvietfree.com:2052
-
darkside.sexvietfree.com:2082
-
darkside.sexvietfree.com:2086
-
darkside.sexvietfree.com:2095
-
darkside.sexvietfree.com:443
-
darkside.sexvietfree.com:2053
-
darkside.sexvietfree.com:2083
-
darkside.sexvietfree.com:2087
-
darkside.sexvietfree.com:2096
-
darkside.sexvietfree.com:8443
-
t6X9WpDrIlaz
-
delay
0
-
install
true
-
install_file
xbd9.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x000300000001e698-8.dat family_asyncrat behavioral1/memory/4816-10-0x00000000059D0000-0x00000000059E0000-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-1-5-21-876885714-46325919-1482798410-1000\Control Panel\International\Geo\Nation de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe - Executes dropped EXE 2 IoCs
pid Process 4816 xbd9.exe 4756 xbd9.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xbd9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xbd9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.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 - Delays execution with timeout.exe 1 IoCs
pid Process 5052 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 3612 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe Token: SeDebugPrivilege 4816 xbd9.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3204 wrote to memory of 1016 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 88 PID 3204 wrote to memory of 5024 3204 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe 90 PID 5024 wrote to memory of 5052 5024 cmd.exe 92 PID 1016 wrote to memory of 3612 1016 cmd.exe 93 PID 5024 wrote to memory of 4756 5024 cmd.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe"C:\Users\Admin\AppData\Local\Temp\de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3204 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "xbd9" /tr '"C:\Users\Admin\AppData\Roaming\xbd9.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1016 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "xbd9" /tr '"C:\Users\Admin\AppData\Roaming\xbd9.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3612
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5995.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5024 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:5052
-
-
C:\Users\Admin\AppData\Roaming\xbd9.exe"C:\Users\Admin\AppData\Roaming\xbd9.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4756
-
-
-
C:\Users\Admin\AppData\Roaming\xbd9.exe"C:\Users\Admin\AppData\Roaming\xbd9.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4816
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp5995.tmp.bat
- Size 148B
- SHA256 330ae2d5cb1db505fe9a244c0e852dd4b32982292ecd2338d9e81def7955f3f5
- MD5 9ab47efd890884a08a7151dc4dd73c6e
- SHA1 d66cfebf19d881ba7ce30ccd94ee0820f839a7ca
- SHA512 52f22a9cd6b337549e42c6fb127b7602dd43fe5d50cefba5b31064015668d5c1484d635ffa94d8659c6049edb4f9bfdac1bbc2e116a988d309516e3b95de11ca
- TLSH T14CC02B4266C5FA0F280A141306FAE99D9572BC2E3FC0FF10C704410E1380888F0DA341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\xbd9.exe
- Size 45KB
- SHA256 de33b16972889e8acf62e8ce62123b3cfe7fe3345ca56b4ca07af62d02c5df0f
- MD5 a7c512df48251480d348a5585dc77163
- SHA1 d0d6c08aef4eb8841150b0a9e1a86557df1b4085
- SHA512 18644e257c2871ab593a30017aa62eb49b2022772f9105d2ba7d1ac761bd3e19d26cf3e3706a8c0e8bbc51516352667bbbfcd76904e99144d1f713dfb5066020
- SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1fLiE0yFjrdj3kk8PIhSjbHgX3iSuJG6i7e7VBaz2gh:cuR0JTPjY2SLBXDBh+bAXSpotQV7g2dW
- TLSH T180231A0037E9812BF5BE4F78A9F26145867AF5733603D6491CC441DA5B23FC68A43AEE
- MD5 SHA1 SHA512 SSDEEP TLSH