Analysis
- max time kernel
148s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/08/2026, 23:17
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-24_d90341b28c76d13bb892124713ebf954_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-24_d90341b28c76d13bb892124713ebf954_elex_wannacry.exe
Resource
win11ltsc2024-20260710-en
5 signatures
150 seconds
General
- Target 2026-08-24_d90341b28c76d13bb892124713ebf954_elex_wannacry.exe
- Size 41KB
- Sample260824-29357afd46
- SHA256 73324d3fbc4ce4fd3f8adf83535e76984977209c9920f8a14550c9fbf25fe333
- MD5 d90341b28c76d13bb892124713ebf954
- SHA1 7840915ad6101d3c4d8f6b7925d0a0280f1c8e5e
- SHA512 6135048f97d7fb69aac1a42e9ccb77248e6773ceb11d32a97615d8d50d21dfc717cfad211a2030fd3e282148b93cfa993774e0f71edf42f854d4b3db7493e61c
- SSDEEP 384:I8/JYSrFQjGezfNHP1zZYpMYUzMk9hBcecy0xHtD3BOgTsSh3PK:F/3ed1zZN/zoy0BtD3BOe1pK
- TLSH T1041322B86BC419B6D673CEB9C5F265C3B862B01A7D16980D04D21B451E23B53FDA2A0F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables built or packed with MPress PE compressor 4 IoCs
resource yara_rule behavioral2/memory/4148-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000a000000019caa-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/4148-10-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/3480-25-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 3480 update_pdf.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 2026-08-24_d90341b28c76d13bb892124713ebf954_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language update_pdf.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4148 wrote to memory of 3480 4148 2026-08-24_d90341b28c76d13bb892124713ebf954_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-24_d90341b28c76d13bb892124713ebf954_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-24_d90341b28c76d13bb892124713ebf954_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4148 -
C:\Users\Admin\AppData\Local\Temp\update_pdf.exe"C:\Users\Admin\AppData\Local\Temp\update_pdf.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3480
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\update_pdf.exe
- Size 41KB
- SHA256 1f002a112637ea938eec1f88d9a938fbfebf6e6b9bdf5548a43581af161dacf6
- MD5 85ddd5303db5854d10208abe7b4db3c1
- SHA1 8bef9ca9b72034badda2a9255af667be839f0bba
- SHA512 36b2d4d04bb681397854d8d0e227a0efa9ba886530f14e1ab9ab98c3007cadca29248c5e5f5c4d40367e4e280ed1d572cb8f392b93d00a69a5cb1ccd9a8273d4
- SSDEEP 384:I8/JYSrFQjGezfNHP1zZYpMYUzMk9hBcecy0xHtD3BOgTsSh3Pd:F/3ed1zZN/zoy0BtD3BOe1pd
- TLSH T1CF1322B8ABC419B6D673CEB9C5F265C3B862B01A7D169C0D04D21B451D23B53FDA2A0F
- MD5 SHA1 SHA512 SSDEEP TLSH