Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/07/2026, 00:59
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-06-30_081b0b2f16ed3b4857274460f4141979_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-30_081b0b2f16ed3b4857274460f4141979_elex_wannacry.exe
Resource
win11ltsc2024-20260629-en
5 signatures
150 seconds
General
- Target 2026-06-30_081b0b2f16ed3b4857274460f4141979_elex_wannacry.exe
- Size 44KB
- Sample260701-bcferadw2z
- SHA256 aba8bea72e4ba84b538dc7a2591d26b17c0a696198bcbf27e61892fb7293f8d4
- MD5 081b0b2f16ed3b4857274460f4141979
- SHA1 bf584c3dde5735f5c2d917edf536325362673c56
- SHA512 be4e1a210cdd011912d9c2fa34856d81c0bdb37d5da8ee422971f98b0a3e61ad4d01772f1265f43c899a14f77e4ac52c060aae883f53e83098acb37cbbd2c976
- SSDEEP 384:Iv/JYSrFQjGYzfNHP1zZYpMYUzMk9hBcecy/xotcsHP4BiM5tQi0Ciu32HQ8:I/3Yd1zZN/zoy/WtvABVtx0CiuGHL
- TLSH T12A2341B4AFC519B1D377DE79C9F2A5C3B972B02A3D06680D00C25B450D23B56EDA2A4F
- 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/6032-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x00130000000116cc-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/6032-10-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/3844-21-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 3844 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 2026-06-30_081b0b2f16ed3b4857274460f4141979_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 6032 wrote to memory of 3844 6032 2026-06-30_081b0b2f16ed3b4857274460f4141979_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-30_081b0b2f16ed3b4857274460f4141979_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-30_081b0b2f16ed3b4857274460f4141979_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6032 -
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:3844
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\update_pdf.exe
- Size 44KB
- SHA256 ebd1e4e6703e6283fe22663ac917213d09dca64330accdab6132952ac080f78b
- MD5 27edda56ad70cbeb979c6653e9deed1b
- SHA1 d588e19280de3cfc54f91e20dfda3c7bb763e24c
- SHA512 93488a324c5a7c69586513a40445f9c9d11c629df20118df1341c6c96adf8ef4a6d8efca4b72540d622653a7ef831ac93f86ce674d175f1c95ad55f978a6eff5
- SSDEEP 384:Iv/JYSrFQjGYzfNHP1zZYpMYUzMk9hBcecy/xotcsHP4BiM5tQi0Ciu32HQd:I/3Yd1zZN/zoy/WtvABVtx0CiuGH2
- TLSH T1A92341B4AFD519B1D377DE79C9F2A5C3B972B02A3C06680D00C25B450D23B56EDA2A4F
- MD5 SHA1 SHA512 SSDEEP TLSH