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
02/06/2026, 00:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
tmpaye9rb86.exe
Resource
win10ltsc2021-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmpaye9rb86.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
Behavioral task
behavioral3
Sample
tmpaye9rb86.exe
Resource
win11-20260513-en
11 signatures
150 seconds
General
- Target tmpaye9rb86.exe
- Size 59KB
- Sample260602-a6ppvabv8m
- SHA256 ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0
- MD5 b70d007e8f2274d1bac97ce19ba956f3
- SHA1 9d0ceeed5bf6003075e05fb86b794c7d304ac6ff
- SHA512 83374d9eba4b3d51a6ccfbf4ade3fe265ff8338c7234ecdd8d84e6408335234abe93b9e78bb08921fccb5613e4475367985f52d57c2cd357425c7853823b2e9c
- SSDEEP 768:s+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9JV:s+mFM2HXKZgiFP7xIksu+XM5O9JV
- TLSH T16C432822A3A6905FF0B3ADF92E3480650D2779755C30D69A76CC9E5E4A33DC39D20B27
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2348 bin.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\882FA0A3 = "C:\\Users\\Admin\\AppData\\Roaming\\882FA0A3\\bin.exe" winver.exe - Program crash 1 IoCs
pid pid_target Process procid_target 1964 1476 WerFault.exe 85 - System Location Discovery: System Language Discovery 1 TTPs 3 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 bin.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tmpaye9rb86.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1476 winver.exe 1476 winver.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3204 Explorer.EXE - Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 3204 Explorer.EXE Token: SeCreatePagefilePrivilege 3204 Explorer.EXE Token: SeShutdownPrivilege 3204 Explorer.EXE Token: SeCreatePagefilePrivilege 3204 Explorer.EXE Token: SeShutdownPrivilege 3204 Explorer.EXE Token: SeCreatePagefilePrivilege 3204 Explorer.EXE Token: SeShutdownPrivilege 3204 Explorer.EXE Token: SeCreatePagefilePrivilege 3204 Explorer.EXE Token: SeShutdownPrivilege 3204 Explorer.EXE Token: SeCreatePagefilePrivilege 3204 Explorer.EXE Token: SeShutdownPrivilege 3204 Explorer.EXE Token: SeCreatePagefilePrivilege 3204 Explorer.EXE - Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 1476 winver.exe 3204 Explorer.EXE 3204 Explorer.EXE 3204 Explorer.EXE - Suspicious use of SendNotifyMessage 3 IoCs
pid Process 3204 Explorer.EXE 3204 Explorer.EXE 3204 Explorer.EXE - Suspicious use of UnmapMainImage 1 IoCs
pid Process 3204 Explorer.EXE - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 4908 wrote to memory of 1476 4908 tmpaye9rb86.exe 85 PID 1476 wrote to memory of 3204 1476 winver.exe 56 PID 3204 wrote to memory of 4788 3204 Explorer.EXE PID 3204 wrote to memory of 4788 3204 Explorer.EXE PID 4788 wrote to memory of 2348 4788 Process not Found 92 PID 4788 wrote to memory of 2348 4788 Process not Found 92 PID 1476 wrote to memory of 3016 1476 winver.exe 51
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵PID:3016
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3204 -
C:\Users\Admin\AppData\Local\Temp\tmpaye9rb86.exe"C:\Users\Admin\AppData\Local\Temp\tmpaye9rb86.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4908 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1476 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1476 -s 3524⤵
- Program crash
PID:1964
-
-
-
-
C:\Users\Admin\AppData\Roaming\882FA0A3\bin.exeC:\Users\Admin\AppData\Roaming\882FA0A3\bin.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2348
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1476 -ip 14761⤵PID:1560
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\882FA0A3\bin.exe
- Size 59KB
- SHA256 d57431c6d133b840396db3dc876f3314214d41684bdd75b44075fe393bdf0e6a
- MD5 96ee90c0e2872eaf6b5ae4f8483c7b9f
- SHA1 4a1bb0a20a29691e5694bb25124f1f1fe43c8320
- SHA512 24f06ee74b250fef9613b01412fa0b3388047d8a84336d08573e12f2667f5b613f5008b6f596cfcb300e7fbf5d88f04f896c19624d690adc443ae65249bbe94c
- SSDEEP 768:L+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9JV:L+mFM2HXKZgiFP7xIksu+XM5O9JV
- TLSH T1FB432822A3A6905FF0B3ADF92E3480650D2779755C30D69A76CC9E5E4A33DC39D20B27
- MD5 SHA1 SHA512 SSDEEP TLSH