Analysis
- max time kernel
150s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
11/05/2026, 23:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
tmpeo6r5z1_.exe
Resource
win10v2004-20260130-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmpeo6r5z1_.exe
Resource
win11-20260130-en
6 signatures
150 seconds
General
- Target tmpeo6r5z1_.exe
- Size 732KB
- Sample260511-2zbcesbv5w
- SHA256 b3530b7519660996d28eb31a8d5b585ec60601843c77dd9f2b712812c99843e4
- MD5 a8e0d4771c1f71709ddb63d9a75dc895
- SHA1 347b21e94912e99fb312153948d1f2758454e136
- SHA512 00eb0353b5568995dd359df63c166025f788a70d4616312c609bbad410faaca490fc84ea4379c3a3f2eaf50cabd97987e87d266f6a9c63786113ed44ed0dabf3
- SSDEEP 12288:YOpgKjXa7yw83/HhJ0I1Rn7r0EQvqFg9iBUVC3noXA:YOpgKjqL83/IgYEQiFkMmEoX
- TLSH T182F4BFAA3646D072E63252384C6ECCECA8743D54CF33A9BB77C47B3F56327859121662
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: CryptoLocker
Ransomware family with multiple variants.
- Deletes itself 1 IoCs
pid Process 5088 Wawbmdknpbal.exe - Executes dropped EXE 3 IoCs
pid Process 5088 Wawbmdknpbal.exe 4336 Wawbmdknpbal.exe 4876 Wawbmdknpbal.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2397528088-2630719772-1129911217-1000\Software\Microsoft\Windows\CurrentVersion\Run\CryptoLocker = "C:\\Users\\Admin\\AppData\\Roaming\\Wawbmdknpbal.exe" Wawbmdknpbal.exe Set value (str) \REGISTRY\USER\S-1-5-21-2397528088-2630719772-1129911217-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*CryptoLocker = "C:\\Users\\Admin\\AppData\\Roaming\\Wawbmdknpbal.exe" Wawbmdknpbal.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 tmpeo6r5z1_.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Wawbmdknpbal.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Wawbmdknpbal.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Wawbmdknpbal.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4944 wrote to memory of 5088 4944 tmpeo6r5z1_.exe 79 PID 5088 wrote to memory of 4336 5088 Wawbmdknpbal.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmpeo6r5z1_.exe"C:\Users\Admin\AppData\Local\Temp\tmpeo6r5z1_.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4944 -
C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe"C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe" "/rC:\Users\Admin\AppData\Local\Temp\tmpeo6r5z1_.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5088 -
C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe"C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe" /w000002643⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4336
-
-
-
C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exeC:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4876
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe
- Size 732KB
- SHA256 b3530b7519660996d28eb31a8d5b585ec60601843c77dd9f2b712812c99843e4
- MD5 a8e0d4771c1f71709ddb63d9a75dc895
- SHA1 347b21e94912e99fb312153948d1f2758454e136
- SHA512 00eb0353b5568995dd359df63c166025f788a70d4616312c609bbad410faaca490fc84ea4379c3a3f2eaf50cabd97987e87d266f6a9c63786113ed44ed0dabf3
- SSDEEP 12288:YOpgKjXa7yw83/HhJ0I1Rn7r0EQvqFg9iBUVC3noXA:YOpgKjqL83/IgYEQiFkMmEoX
- TLSH T182F4BFAA3646D072E63252384C6ECCECA8743D54CF33A9BB77C47B3F56327859121662
- MD5 SHA1 SHA512 SSDEEP TLSH