Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
10/05/2026, 19:39
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-10_6203f38b74cc3f691d99be2e198c54f2_elex_upatre_wannacry.exe
Resource
win10v2004-20260130-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-10_6203f38b74cc3f691d99be2e198c54f2_elex_upatre_wannacry.exe
Resource
win11-20260130-en
4 signatures
150 seconds
General
- Target 2026-05-10_6203f38b74cc3f691d99be2e198c54f2_elex_upatre_wannacry.exe
- Size 90KB
- Sample260510-yc7wbsdw21
- SHA256 2664b234c5c6b7436487436bfca648e10679ed317e53d1b6089009b62c49fa94
- MD5 6203f38b74cc3f691d99be2e198c54f2
- SHA1 43e7b82c5599507cd782249ba62e82918913d40e
- SHA512 3f120c0aad7168f30bd1a5b2ad21329265dfe0a21448824b847c29f4705a640a1d1d1346f537f502505d5a31ab5d5f91991729f7cf429dfebd4e0eb1c6726b67
- SSDEEP 768:psJhM/P/4houzaLKJ5ZmATa7dTkc8jmiG/7H1SE3KGdA6jVS2bnKHtIGA8/nVNEC:pAA34WvLKb7TaR43e/7VOEjs2FRP2Edk
- TLSH T1EA939B3D6EE825B3D3B7CBB5DAF555C6B931B4227E01584E448603880C23F56EDA2B1E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4148 wujek.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 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 2026-05-10_6203f38b74cc3f691d99be2e198c54f2_elex_upatre_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wujek.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5068 wrote to memory of 4148 5068 2026-05-10_6203f38b74cc3f691d99be2e198c54f2_elex_upatre_wannacry.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-10_6203f38b74cc3f691d99be2e198c54f2_elex_upatre_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-10_6203f38b74cc3f691d99be2e198c54f2_elex_upatre_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5068 -
C:\Users\Admin\AppData\Local\Temp\wujek.exe"C:\Users\Admin\AppData\Local\Temp\wujek.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4148
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\wujek.exe
- Size 90KB
- SHA256 42f78a28167123b79b4bb4fc8cec742472344feabfafadb36aa279d3af9866e7
- MD5 98091bd45c4c3069d475460591c3fa34
- SHA1 34e264066188ada380a0dad3023dc8c0d4ae03a4
- SHA512 80757b9c37239bcdcedd33235d280230c0249fab7ef1b1a2df2c2b1bc23b971ad8ef369192f1dc19c3627c007c59729301a33ae262d2afffb740a3d8d34d0d58
- SSDEEP 768:psJhM/P/4houzaLKJ5ZmATa7dTkc8jmiG/7H1SE3KGdA6jVS2bnKHtIGA8/nVNEA:pAA34WvLKb7TaR43e/7VOEjs2FRP2EdO
- TLSH T1AC939B3D6EE825B3D3B7CBB5DAF555C6B931B4227E01584E448603880C23F56EDA2B1E
- MD5 SHA1 SHA512 SSDEEP TLSH