Analysis
- max time kernel
149s - 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
20/08/2026, 18:50
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-20_c376016f7970cee5fcbc6b55c61a79d7_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_c376016f7970cee5fcbc6b55c61a79d7_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-20_c376016f7970cee5fcbc6b55c61a79d7_elex_wannacry.exe
- Size 41KB
- Sample260820-xhabkstdna
- SHA256 fed41e8120f5ab3af4bc6304dd7c9b955646410154540b80e21922ba499292cd
- MD5 c376016f7970cee5fcbc6b55c61a79d7
- SHA1 e95c76f217c00c918fac9332a7c36fd3a9ceda9e
- SHA512 414c390df6a4b4bc6353400be88555587ff3072d9d1c7736bac1dac31e6f0f1baa7020a3a5ce9fd40311be50e7b8d697d0b0c8981efcb807f8e285977290522f
- SSDEEP 384:I8/JYSrFQjGezfNHP1zZYpMYUzMk9hBcecy0rtGzLfRHjBDZKbJCT+v4WP4p/n:F/3ed1zZN/zoy0rtsVN6ITo4hn
- TLSH T1631321B9ABD419B2D673DEB9C4F265C3B822B01A3D16980D04C21B491D23F53FDA265F
- 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/2096-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000700000001b83c-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/2096-9-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/4156-11-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 4156 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_c376016f7970cee5fcbc6b55c61a79d7_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 2096 wrote to memory of 4156 2096 2026-08-20_c376016f7970cee5fcbc6b55c61a79d7_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_c376016f7970cee5fcbc6b55c61a79d7_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_c376016f7970cee5fcbc6b55c61a79d7_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2096 -
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:4156
-
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 066e0aab17b1ce75a156f2c66d4a54a1d0853b2e7a5ad1085d242ba199665c2f
- MD5 dee0e782137673f1a1b05363468171b5
- SHA1 1edf0b112293059a87124e17447e0a9d8f62c9c2
- SHA512 74431e69c9055feeacd9ce05e4d8bf0a4436b2d46237a0333c8b64454d8783afd6935f569f1bc43f7faefce12c65c841f3364d37d8cfd4765215df908b27910c
- SSDEEP 384:I8/JYSrFQjGezfNHP1zZYpMYUzMk9hBcecy0rtGzLfRHjBDZKbJCT+v4WP4p/4:F/3ed1zZN/zoy0rtsVN6ITo4h4
- TLSH T19C1320B9ABD419B2D673DEB9C4F265C3B822B01A3D16980D04C21B491D23F53FDA265F
- MD5 SHA1 SHA512 SSDEEP TLSH