Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/07/2026, 14:45
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-07-20_21ee83724c37afc14b931ded8a73d6fc_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-20_21ee83724c37afc14b931ded8a73d6fc_elex_wannacry.exe
Resource
win11ltsc2024-20260710-en
5 signatures
150 seconds
General
- Target 2026-07-20_21ee83724c37afc14b931ded8a73d6fc_elex_wannacry.exe
- Size 58KB
- Sample260720-r4ycmsdw9m
- SHA256 48636ab32913d95a146c42416fbf5ffaed52a82b94046a6636f4815a6ba211b3
- MD5 21ee83724c37afc14b931ded8a73d6fc
- SHA1 2c6a6b6611c2bad5d91b3a355220fa27762b7c6b
- SHA512 4a3da248605b2cac2e1ac31e68254f02d52aab92dc9cee42cc2daf50edb99b453f8471b8cbfad228902d42e561e8472dc139a737083bf394cdb4ee840ff3a268
- SSDEEP 768:F/3ed1zZN/zoy0rtsGA4i2BIHRmibsa4BJs6dHqv+98:FvWbzooeOsi4a4xtqv+S
- TLSH T1AC43B978AFD91572E37BDEB9C9F2A1C3B972B0267D02580D40C247450D23F56EDA2A4E
- 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/4320-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x0008000000019cb5-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/4320-9-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/4000-11-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 4000 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 2026-07-20_21ee83724c37afc14b931ded8a73d6fc_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 4320 wrote to memory of 4000 4320 2026-07-20_21ee83724c37afc14b931ded8a73d6fc_elex_wannacry.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-20_21ee83724c37afc14b931ded8a73d6fc_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-20_21ee83724c37afc14b931ded8a73d6fc_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4320 -
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:4000
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:4840
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 e4c7cd9b56bc51ec12e19e883f9ba1b945f0a6bc2b292632362f7bd73b19609a
- MD5 c34ce8b3bd3c39ed39587382712be211
- SHA1 d27f917b49d79afd436218bc6ecd1abc1eb08494
- SHA512 8f160c724f24f5c79aaef607a36347d3636f5c7743ce0a2c54ec6276842caf0638070860f9317aeaf951c6b71af6e8fcd5d88d45965ee804f6b1d1b9438a0e1c
- SSDEEP 768:F/3ed1zZN/zoy0rtsGA4i2BIHRmibsa4BJs6dHqv+9Q:FvWbzooeOsi4a4xtqv+G
- TLSH T12243B978AFD91572E37BDEB9C9F2A1C3B972B0267D02580D40C247450D23F56EDA2A4E
- MD5 SHA1 SHA512 SSDEEP TLSH