Analysis
- max time kernel
150s - 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
09/08/2026, 04:03
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-09_be1b281518a30525b1d6c13f4b48a146_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-09_be1b281518a30525b1d6c13f4b48a146_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-09_be1b281518a30525b1d6c13f4b48a146_elex_wannacry.exe
- Size 58KB
- Sample260809-empmyszdmf
- SHA256 a5c2db119314feb9e583b98ab32c2a1b7313d6293c1c52f7a148b2e550c2e4fd
- MD5 be1b281518a30525b1d6c13f4b48a146
- SHA1 e97afcc7a2d139d6e6c957078c3ace12727e13b0
- SHA512 c96c27a836c2480dda79130ac8ec55a975c3e662d1c7e996f2ff61d5b1a381d98f7e46bb98a30716dbe7c9dfa8e8830a4ecaaa831b83ffe9df1f0921e166c413
- SSDEEP 768:F/3ed1zZN/zoy0rtsGA4i2BIHRmibsa4BJs6dHqv+92sq:FvWbzooeOsi4a4xtqv+Ef
- TLSH T1EE43B978AFD91572E37BDEB9C9F6A1C3B872B0267D02580D40C247450D23F56EDA2A4E
- 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/5724-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000b000000016cb6-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/5724-9-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/5224-11-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 5224 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 2026-08-09_be1b281518a30525b1d6c13f4b48a146_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 5724 wrote to memory of 5224 5724 2026-08-09_be1b281518a30525b1d6c13f4b48a146_elex_wannacry.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_be1b281518a30525b1d6c13f4b48a146_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_be1b281518a30525b1d6c13f4b48a146_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5724 -
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:5224
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\update_pdf.exe
- Size 58KB
- SHA256 d5a8b34474aa40543bee874b5681745cbaf25ec1a43b266f57ec9c5c6b5c2c5d
- MD5 7e6ccb6fac858423e1f28ec3a367b25e
- SHA1 b9ec018a027ccb61433a187c6d5ed2d3b7793e57
- SHA512 9c60229a0faadbc22313bc8f28f72ed58d71970ae0c2a865ad4fb532409eedc9352d356befc224deb7757829f99c86fd050e736da605be8b008b8f18e3c33cfb
- SSDEEP 768:F/3ed1zZN/zoy0rtsGA4i2BIHRmibsa4BJs6dHqv+92s2:FvWbzooeOsi4a4xtqv+E7
- TLSH T1CF43B978AFD91572E37BDEB9C9F6A1C3B872B0267D02580D40C247450D23F56EDA2A4E
- MD5 SHA1 SHA512 SSDEEP TLSH