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, 07:21
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-20_0a6fd5c69f4b2d9cdf30995a62e3c61c_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_0a6fd5c69f4b2d9cdf30995a62e3c61c_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-20_0a6fd5c69f4b2d9cdf30995a62e3c61c_elex_wannacry.exe
- Size 40KB
- Sample260820-h644jaca88
- SHA256 452fbcdcaba6d614fb064381b2fa7184c4efa2874b9d901181de48b00787bad1
- MD5 0a6fd5c69f4b2d9cdf30995a62e3c61c
- SHA1 2b3ab6bd9d2ce6723d3e83be1ec35a8091594459
- SHA512 061adf929bfdc32b19b36b898bcc22d6d92792d02c9ca1a69dac70ecdede23a91018b45302de557316546179792794dd1945b26cfe18c3bd69ffbf5d25ca0747
- SSDEEP 384:I8/JYSrFQjGezfNHP1zZYpMYUzMk9hBcecy0rtGzLfRHjBDZKbJCT+v4WP0Lk0uR:F/3ed1zZN/zoy0rtsVN6ITo0LNZ0
- TLSH T1251321B99FC419B6D673DEB9C5F265C3B822B01A3D16980D04D22B061E23B53FDA254F
- 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/704-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000d00000001b87d-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/704-9-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/5812-12-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 5812 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 update_pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-20_0a6fd5c69f4b2d9cdf30995a62e3c61c_elex_wannacry.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 704 wrote to memory of 5812 704 2026-08-20_0a6fd5c69f4b2d9cdf30995a62e3c61c_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_0a6fd5c69f4b2d9cdf30995a62e3c61c_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_0a6fd5c69f4b2d9cdf30995a62e3c61c_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:704 -
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:5812
-
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 240ee0908252fb91e2b4fabe322a4b5b5e467f8713963ed8fad5da84c92f320c
- MD5 17464827719862a2c2c7cd672125ea6a
- SHA1 ebce43ad2ab4e54954f2ae4c7cb6c80da0160147
- SHA512 118ba65b118e7b337d6c67fe2768cf70e4da270ed0da1c762711114aa788533300fd752080cf29e8ab8da7ea6c082d85b1f79489cc291c0beda52bac863ffacf
- SSDEEP 384:I8/JYSrFQjGezfNHP1zZYpMYUzMk9hBcecy0rtGzLfRHjBDZKbJCT+v4WP0Lk0ur:F/3ed1zZN/zoy0rtsVN6ITo0LNZl8
- TLSH T1F71321B99FC419B6D673DEB9C5F265C3B822B01A3916980D04D22B061E23B53FDA254F
- MD5 SHA1 SHA512 SSDEEP TLSH