Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 15:14
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-20_7ca2f7c77f2da2014461ba5ee515d3c2_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_7ca2f7c77f2da2014461ba5ee515d3c2_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-20_7ca2f7c77f2da2014461ba5ee515d3c2_elex_wannacry.exe
- Size 36KB
- Sample260820-smdgkseb49
- SHA256 6f2e067848aadce3ec7cb7005b417e0f7a0d7403769f1e6c6d9be6349005115b
- MD5 7ca2f7c77f2da2014461ba5ee515d3c2
- SHA1 b10445573ec66e5d7d973e39b749af7d418e32dd
- SHA512 5126ae1459502c05a841be3c1a5801d854037511b20cb05d4ff672511382e4d1dc8c9732334b557dc33a7b83860c8ef3440f3a95bb3517161b8c9ab54c445aa2
- SSDEEP 384:I8/JYSrFQjGezfNHP1zZYpMYUzMk9hBcecy0rtGzLBVyjBAig8/:F/3ed1zZN/zoy0rtsGAiz
- TLSH T1A3F275B59BC409B5D673DF79C5F265C3B823B01E7D16990D04D22B0A1E23B43E9A2A4F
- 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/1052-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x0005000000016b3f-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/1052-9-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/2384-11-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 2384 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 2026-08-20_7ca2f7c77f2da2014461ba5ee515d3c2_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 1052 wrote to memory of 2384 1052 2026-08-20_7ca2f7c77f2da2014461ba5ee515d3c2_elex_wannacry.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_7ca2f7c77f2da2014461ba5ee515d3c2_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_7ca2f7c77f2da2014461ba5ee515d3c2_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1052 -
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:2384
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\update_pdf.exe
- Size 36KB
- SHA256 67fd21769eb12e2d71c5bbfbb734758a49b65d05f0093cbf6097c1d6fbac0f68
- MD5 fc8c57d02a3a058338104aa5edc7f5cc
- SHA1 5206285ca3aa07e438320d91b7ed89a321997ea7
- SHA512 5e1468dcef4c180adc2cc0151becbc41a5bd256c68de0f9c23fc533196bf3fa90c635a5a388a2314c99d4a82d3c019289587586cbeb9d7bdf9a71e04242da65c
- SSDEEP 384:I8/JYSrFQjGezfNHP1zZYpMYUzMk9hBcecy0rtGzLBVyjBAig86:F/3ed1zZN/zoy0rtsGAiu
- TLSH T166F276B59BC409B5D673DF79C5F265C3B822B01E7D16990D04D22B0A1E23B43E9A2A4F
- MD5 SHA1 SHA512 SSDEEP TLSH