Analysis
- max time kernel
150s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
20/05/2026, 03:50
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
tmpgof_pamh.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmpgof_pamh.exe
Resource
win11-20260513-en
6 signatures
150 seconds
General
- Target tmpgof_pamh.exe
- Size 420KB
- Sample260520-ed1c4agy8w
- SHA256 3b1ff12e997c8d1c689607526cf57b4486a2edea7f01c2428beee8cbcfb0b150
- MD5 88e6167278358736fa4d97bb6565a859
- SHA1 1c101c0566da79e001b98f54428bc62249c0d436
- SHA512 e6a177273948c082694209955c9508f8164a004a34f4483fba2dcb3c5ff61dba3708ac8887e1a57491507dfb63767c82433538fd802edfd4b24e5096f4b9296c
- SSDEEP 6144:CWmw0EuCN0pLWgTO3x5N22vWvLRKKAX5l++SybIvCoCzfDOSBg:CWkEuCaNT85I2vCMX5l+ZRvUWl
- TLSH T15294E07375908528E9A10DF9E669B961867DB9385F3847DBC1CC3A0D08B09CBEE78743
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: CryptoLocker
Ransomware family with multiple variants.
- Deletes itself 1 IoCs
pid Process 2748 {34184A33-0407-212E-3320-09040709E2C2}.exe - Executes dropped EXE 3 IoCs
pid Process 2748 {34184A33-0407-212E-3320-09040709E2C2}.exe 5000 {34184A33-0407-212E-3320-09040709E2C2}.exe 3996 {34184A33-0407-212E-3320-09040709E2C2}.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2824035265-2271499813-2042964211-1000\Software\Microsoft\Windows\CurrentVersion\Run\CryptoLocker = "C:\\Users\\Admin\\AppData\\Roaming\\{34184A33-0407-212E-3320-09040709E2C2}.exe" {34184A33-0407-212E-3320-09040709E2C2}.exe - System Location Discovery: System Language Discovery 1 TTPs 4 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 tmpgof_pamh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {34184A33-0407-212E-3320-09040709E2C2}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {34184A33-0407-212E-3320-09040709E2C2}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {34184A33-0407-212E-3320-09040709E2C2}.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3172 wrote to memory of 2748 3172 tmpgof_pamh.exe 81 PID 2748 wrote to memory of 5000 2748 {34184A33-0407-212E-3320-09040709E2C2}.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmpgof_pamh.exe"C:\Users\Admin\AppData\Local\Temp\tmpgof_pamh.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3172 -
C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe"C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" "/rC:\Users\Admin\AppData\Local\Temp\tmpgof_pamh.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe"C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" /w000002343⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5000
-
-
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C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exeC:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3996
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
- Size 420KB
- SHA256 3b1ff12e997c8d1c689607526cf57b4486a2edea7f01c2428beee8cbcfb0b150
- MD5 88e6167278358736fa4d97bb6565a859
- SHA1 1c101c0566da79e001b98f54428bc62249c0d436
- SHA512 e6a177273948c082694209955c9508f8164a004a34f4483fba2dcb3c5ff61dba3708ac8887e1a57491507dfb63767c82433538fd802edfd4b24e5096f4b9296c
- SSDEEP 6144:CWmw0EuCN0pLWgTO3x5N22vWvLRKKAX5l++SybIvCoCzfDOSBg:CWkEuCaNT85I2vCMX5l+ZRvUWl
- TLSH T15294E07375908528E9A10DF9E669B961867DB9385F3847DBC1CC3A0D08B09CBEE78743
- MD5 SHA1 SHA512 SSDEEP TLSH