Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 07:48
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-02_e8f32dc4e8baf9024520b4d54b0395a5_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-02_e8f32dc4e8baf9024520b4d54b0395a5_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-02_e8f32dc4e8baf9024520b4d54b0395a5_elex_wannacry.exe
- Size 45KB
- Sample260802-jne75afc42
- SHA256 4d7c0dc1563a6fd3f453b5658669fe9aa171e2f8e7ecf6261a28e6a239f49186
- MD5 e8f32dc4e8baf9024520b4d54b0395a5
- SHA1 174c88b755b5d3ccfcba5f157ba14b92f792bc14
- SHA512 56783a513d0fdf5b16feec6ea244cd1c93d97989eae16301a16b797e1144455f88247f820cc13193f30d1d28c32e9c0f2c07dac1d80f5d032e99830618004335
- SSDEEP 384:Iv/JYSrFQjGYzfNHP1zZYpMYUzMk9hBcecy/xotcsHP4BiM5tQi0Ciu32H4:I/3Yd1zZN/zoy/WtvABVtx0CiuGH4
- TLSH T1682341B4AFD519B1D377DE79C9F2A5C3B972B02A3C06680D00C25B450D23B56EDA2A4F
- 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/5980-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000a000000011390-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/5980-9-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/3688-11-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 3688 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 2026-08-02_e8f32dc4e8baf9024520b4d54b0395a5_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 5980 wrote to memory of 3688 5980 2026-08-02_e8f32dc4e8baf9024520b4d54b0395a5_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_e8f32dc4e8baf9024520b4d54b0395a5_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_e8f32dc4e8baf9024520b4d54b0395a5_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5980 -
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:3688
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\update_pdf.exe
- Size 45KB
- SHA256 f58f7f53d4cbb100ae5153664571923c3ec5950562d25489845990f3ca7f8597
- MD5 ca393af6e0d60a64d4a953f55068c6f6
- SHA1 243ef26c3796711c7edcb3431bc395f71f516390
- SHA512 9bc63e998d20dcf2765d8ac0af9b9556dd911dea2560ab076f1b60f4a38dd85f7ac4ea493bcbc681985ea456c263386f32ae28430b7f8c46cfe8f518a77596e7
- SSDEEP 384:Iv/JYSrFQjGYzfNHP1zZYpMYUzMk9hBcecy/xotcsHP4BiM5tQi0Ciu32Hz:I/3Yd1zZN/zoy/WtvABVtx0CiuGHz
- TLSH T1022341B4AFD519B1D377DE79C9F2A5C3B972B02A3C06680D00C25B450D23B56EDA2A4F
- MD5 SHA1 SHA512 SSDEEP TLSH