Analysis
- max time kernel
150s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
09/06/2026, 00:33
Behavioral task
behavioral1
Sample
tmp7q3thv9n.exe
Resource
win10ltsc2021-20260513-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmp7q3thv9n.exe
Resource
win10v2004-20260513-en
13 signatures
150 seconds
General
- Target tmp7q3thv9n.exe
- Size 104KB
- Sample260609-awnpsshx8s
- SHA256 2e84832fd9d1c23ffd39778bb91fb6f07751aa11367d47a3e278c6a813376cb6
- MD5 cf6bc6cb00d4876ab0595e3d1c0abe7a
- SHA1 62531cd3e741007de0bf25aa6788b230dbebb2d2
- SHA512 ca84769f72add111567ac52904a850ba4850597b4eb16988431a24ff602c5cc079c4a847dbd787d3c0f9bfb1a08146aa425b498fbfa8a1ad56dc808d4a6ecf5c
- SSDEEP 1536:ID/AwPx+riFFG1l/m3wEeQqjh+rmKVsWiVPsrhSBXUc/z:IDBYnFE2jwqWsWMfXnz
- TLSH T1A2A35CA1F204E49BD957D8F2991ECD3158623EBD98A0450D32EA7F9D68B37E20059F0F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4596 bin.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2370214745-1838013427-2987045292-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\33B689E5 = "C:\\Users\\Admin\\AppData\\Roaming\\33B689E5\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/4184-0-0x0000000000400000-0x000000000041ABB7-memory.dmp upx behavioral2/files/0x000c00000002444c-21.dat upx behavioral2/memory/4596-23-0x0000000000400000-0x000000000041ABB7-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 3788 4840 WerFault.exe 87 - 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 tmp7q3thv9n.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bin.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-2370214745-1838013427-2987045292-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Explorer.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4840 winver.exe 4840 winver.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3260 Explorer.EXE - Suspicious use of AdjustPrivilegeToken 44 IoCs
description pid Process Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE Token: SeShutdownPrivilege 3260 Explorer.EXE Token: SeCreatePagefilePrivilege 3260 Explorer.EXE - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 4840 winver.exe 3260 Explorer.EXE 3260 Explorer.EXE - Suspicious use of UnmapMainImage 1 IoCs
pid Process 3260 Explorer.EXE - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 4184 wrote to memory of 4840 4184 tmp7q3thv9n.exe 87 PID 4840 wrote to memory of 3260 4840 winver.exe 56 PID 3260 wrote to memory of 4760 3260 Explorer.EXE PID 3260 wrote to memory of 4760 3260 Explorer.EXE PID 4760 wrote to memory of 4596 4760 Process not Found 95 PID 4760 wrote to memory of 4596 4760 Process not Found 95 PID 4840 wrote to memory of 2144 4840 winver.exe 51
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵PID:2144
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3260 -
C:\Users\Admin\AppData\Local\Temp\tmp7q3thv9n.exe"C:\Users\Admin\AppData\Local\Temp\tmp7q3thv9n.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4184 -
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:4840 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 3524⤵
- Program crash
PID:3788
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-
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C:\Users\Admin\AppData\Roaming\33B689E5\bin.exeC:\Users\Admin\AppData\Roaming\33B689E5\bin.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4596
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4840 -ip 48401⤵PID:4516
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\33B689E5\bin.exe
- Size 104KB
- SHA256 fcb70e6936f60e8b3a0dbe27c72e87977c077333a0755d03cf69a25521a5260d
- MD5 2c6910df289375cd2ac79a29985569c8
- SHA1 4555141bfb02485f795b91533715ee8a2d0f9c8a
- SHA512 6101a440787324e588d92232ab118d33cf01baa72dd2a1e6c16d318addca349282c6bc817eccc3dab9dfd41ce51cbfba3a2e8d4a8ca6c42ca93442a2550ba4cb
- SSDEEP 1536:1D/AwPx+riFFG1l/m3wEeQqjh+rmKVsWiVPsrhSBXUc/z:1DBYnFE2jwqWsWMfXnz
- TLSH T177A35CA1F204E49BD957D8F2991ECD3158623EBD98A0450D32EA7F9D68B37E20059F0F
- MD5 SHA1 SHA512 SSDEEP TLSH