Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/09/2026, 23:47
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-09-17_fb5d04371a3c728d3b65935997a453f5_elex_wannacry.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-17_fb5d04371a3c728d3b65935997a453f5_elex_wannacry.exe
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target 2026-09-17_fb5d04371a3c728d3b65935997a453f5_elex_wannacry.exe
- Size 43KB
- Sample260917-3szbca1eka
- SHA256 329a23e034f563539e8b4267175d37680661fb0965cb042475c8cf15cbfdcfcd
- MD5 fb5d04371a3c728d3b65935997a453f5
- SHA1 254a2412a5dac8b631a71375927bf753b66772e4
- SHA512 0380a9f03af24c40f8de4efb371f838448002c4ab5e687640b2386b20800b83264881167d146eb05cf7cb3f4478ff625c61a6a0b43fb09b2fe4b15bd85165fdb
- SSDEEP 384:Iv/JYSrFQjGYzfNHP1zZYpMYUzMk9hBcecy/xotcsHP4BiM5tQi0Ciu32N:I/3Yd1zZN/zoy/WtvABVtx0CiuGN
- TLSH T1331341B8AFC519B1D377DE79C5F2A5C3B972B02A3D06680D00C25B450D23B56EDA2A4F
- 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/296-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000d000000019cb7-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/296-10-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/1876-12-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 1876 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 2026-09-17_fb5d04371a3c728d3b65935997a453f5_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 296 wrote to memory of 1876 296 2026-09-17_fb5d04371a3c728d3b65935997a453f5_elex_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-17_fb5d04371a3c728d3b65935997a453f5_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-17_fb5d04371a3c728d3b65935997a453f5_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:296 -
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:1876
-
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 b0aaafcf15c1c77e29c81193f56ab52822cc22b6c54a40e8d3145dcebe6b6c9b
- MD5 8d141e204bf741cadfb235fe65b63063
- SHA1 d846b16efa3e19ab8eaad58dfabefd9da77f3fb0
- SHA512 3e9abf16273079eec1c599247ab437623cf3ee2c51a5282c9162cd2ebde4769bca82aadca4e7ae69c8cf34e20928b027ec3c983461a2f9e4834a044f374b06e0
- SSDEEP 384:Iv/JYSrFQjGYzfNHP1zZYpMYUzMk9hBcecy/xotcsHP4BiM5tQi0Ciu32a:I/3Yd1zZN/zoy/WtvABVtx0CiuGa
- TLSH T1071341B8AFC519B1D377DE79C5F2A5C3B972B02A3D06680D00C25B450D23B56EDA2A4F
- MD5 SHA1 SHA512 SSDEEP TLSH