Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/08/2026, 10:46
Behavioral task
behavioral1
Sample
5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe
Resource
win11ltsc2024-20260709-en
General
- Target 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe
- Size 45KB
- Sample260805-mt72waaa42
- SHA256 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd
- MD5 ff0cb365bf6001b6e5e36c8c2095aa7b
- SHA1 29a2b9ab69e09d2533f3381f044dbfe5315845e2
- SHA512 de0f3736e82b5dab43e52b254bd09d41e744d036226b3034e6ea2dc2a06c6b42bbb37f78fb4aafcac72f971649efb62e75e738b38f47ec1d3a2a59bc650becfa
- SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q1a/qpG3jHuPIgzjbggXJisStUruu2IBDZcx:RuxkJTgip2nIM3g3bHX4sStYuXudcx
- TLSH T1B62319003BE9812BF2BE5FB898F26105467EF5637603D64D1CC451DB5B23BC68A426F9
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
heovl.im:80
-
heovl.im:22
-
heovl.im:8080
-
heovl.im:8880
-
heovl.im:2052
-
heovl.im:2082
-
heovl.im:2086
-
heovl.im:2095
-
heovl.im:443
-
heovl.im:2053
-
heovl.im:2083
-
heovl.im:2087
-
heovl.im:2096
-
heovl.im:8443
-
www.heovl.im:80
-
www.heovl.im:22
-
www.heovl.im:8080
-
www.heovl.im:8880
-
www.heovl.im:2052
-
www.heovl.im:2082
-
www.heovl.im:2086
-
www.heovl.im:2095
-
www.heovl.im:443
-
www.heovl.im:2053
-
www.heovl.im:2083
-
www.heovl.im:2087
-
www.heovl.im:2096
-
www.heovl.im:8443
-
ryuk.heovl.im:80
-
ryuk.heovl.im:22
-
ryuk.heovl.im:8080
-
ryuk.heovl.im:8880
-
ryuk.heovl.im:2052
-
ryuk.heovl.im:2082
-
ryuk.heovl.im:2086
-
ryuk.heovl.im:2095
-
ryuk.heovl.im:443
-
ryuk.heovl.im:2053
-
ryuk.heovl.im:2083
-
ryuk.heovl.im:2087
-
ryuk.heovl.im:2096
-
ryuk.heovl.im:8443
-
cryptolocker.heovl.im:80
-
cryptolocker.heovl.im:22
-
cryptolocker.heovl.im:8080
-
cryptolocker.heovl.im:8880
-
cryptolocker.heovl.im:2052
-
cryptolocker.heovl.im:2082
-
cryptolocker.heovl.im:2086
-
cryptolocker.heovl.im:2095
-
cryptolocker.heovl.im:443
-
cryptolocker.heovl.im:2053
-
cryptolocker.heovl.im:2083
-
cryptolocker.heovl.im:2087
-
cryptolocker.heovl.im:2096
-
cryptolocker.heovl.im:8443
-
malware.heovl.im:80
-
malware.heovl.im:22
-
malware.heovl.im:8080
-
malware.heovl.im:8880
-
malware.heovl.im:2052
-
malware.heovl.im:2082
-
malware.heovl.im:2086
-
malware.heovl.im:2095
-
malware.heovl.im:443
-
malware.heovl.im:2053
-
malware.heovl.im:2083
-
malware.heovl.im:2087
-
malware.heovl.im:2096
-
malware.heovl.im:8443
-
NfrfSx3RORJR
-
delay
0
-
install
true
-
install_file
ousucryp.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x0008000000024622-8.dat family_asyncrat behavioral1/memory/3560-10-0x0000000005450000-0x0000000005460000-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-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe - Executes dropped EXE 2 IoCs
pid Process 3560 ousucryp.exe 3272 ousucryp.exe - Outbound SSH connection to public host 2 TTPs 6 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 54 104.26.7.168:22 3560 ousucryp.exe SSH destination 69 172.67.71.133:22 3560 ousucryp.exe SSH destination 74 104.26.7.168:22 3560 ousucryp.exe SSH destination 82 104.26.6.168:22 3560 ousucryp.exe SSH destination 34 104.26.6.168:22 3560 ousucryp.exe SSH destination 42 172.67.71.133:22 3560 ousucryp.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 2812 cmd.exe 4236 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.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 ousucryp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ousucryp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 3812 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 3756 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe Token: SeDebugPrivilege 3560 ousucryp.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3528 wrote to memory of 2812 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 85 PID 3528 wrote to memory of 4236 3528 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe 87 PID 4236 wrote to memory of 3812 4236 cmd.exe 89 PID 2812 wrote to memory of 3756 2812 cmd.exe 90 PID 4236 wrote to memory of 3272 4236 cmd.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe"C:\Users\Admin\AppData\Local\Temp\5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3528 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ousucryp" /tr '"C:\Users\Admin\AppData\Roaming\ousucryp.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2812 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "ousucryp" /tr '"C:\Users\Admin\AppData\Roaming\ousucryp.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3756
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5704.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4236 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:3812
-
-
C:\Users\Admin\AppData\Roaming\ousucryp.exe"C:\Users\Admin\AppData\Roaming\ousucryp.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3272
-
-
-
C:\Users\Admin\AppData\Roaming\ousucryp.exe"C:\Users\Admin\AppData\Roaming\ousucryp.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3560
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\tmp5704.tmp.bat
- Size 152B
- SHA256 44d7bef7e87275d9680c451c3f8b89234a2687254f1acc847e2781d33446f511
- MD5 3ca157ec74ca5bccec89c48ab765590d
- SHA1 86c26fa9ebe5878d224f18337c8b672021f2a4ab
- SHA512 40a1687732c882ebd03bcb0c20609d130efd2aa6e0849eaab3dd09bbf6267c1f869abcc4934eea07c0898eca64341b98f61d771d0ed0ef3ffd0459553fd786af
- TLSH T112C02B8359C5EA8E390558730BFEDE8C91B2FC5A3F48BB00C744445F1280448F0E9346
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\ousucryp.exe
- Size 45KB
- SHA256 5d0877f09887d9038cc1acf96932f39b1b463d2bf165b94d6827e5f807b298bd
- MD5 ff0cb365bf6001b6e5e36c8c2095aa7b
- SHA1 29a2b9ab69e09d2533f3381f044dbfe5315845e2
- SHA512 de0f3736e82b5dab43e52b254bd09d41e744d036226b3034e6ea2dc2a06c6b42bbb37f78fb4aafcac72f971649efb62e75e738b38f47ec1d3a2a59bc650becfa
- SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q1a/qpG3jHuPIgzjbggXJisStUruu2IBDZcx:RuxkJTgip2nIM3g3bHX4sStYuXudcx
- TLSH T1B62319003BE9812BF2BE5FB898F26105467EF5637603D64D1CC451DB5B23BC68A426F9
- MD5 SHA1 SHA512 SSDEEP TLSH