Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 10:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe
- Size 94KB
- Sample260802-mjwabs1aph
- SHA256 9004e6d541f2604cd3becc640be3f0da993a18359d17285df2b63b5f33804442
- MD5 eb3fa88e632363ef4cfbba43259d8844
- SHA1 9c60966158855ba2f28960f7ee0732626f988cfb
- SHA512 c70ffbe01e6be4a125bac00bb1b723eb4d88ab2caa7e5a9833c7d53c6fedc7ee3a0eba3f604e89531cbfaf217f6350bf8971a2d0784991e1c5ae7becb01e3cf9
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3aui:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuui
- TLSH T1F493ACFCAA6B2895E9D17D70D017AB5CE5B47220D4663C28EFB17AA10B3F770902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 5536 wmcserv.exe - Executes dropped EXE 2 IoCs
pid Process 5536 wmcserv.exe 4032 wmcserv.exe - Checks for any installed AV software in registry 1 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\KasperskyLab\SetupFolders 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Doctor Web\InstalledComponents wmcserv.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\wmcserv.exe 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe File opened for modification C:\Windows\SysWOW64\wmcserv.exe 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 3 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 wmcserv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmcserv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5976 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe 5976 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe 5976 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe 5976 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe 4032 wmcserv.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4032 wmcserv.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5976 wrote to memory of 5536 5976 2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe"1⤵
- Checks for any installed AV software in registry
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5976 -
C:\Windows\SysWOW64\wmcserv.exeC:\Windows\system32\wmcserv.exe -d "C:\Users\Admin\AppData\Local\Temp\2026-08-02_eb3fa88e632363ef4cfbba43259d8844_elex_wannacry.exe"2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5536
-
-
C:\Windows\SysWOW64\wmcserv.exeC:\Windows\SysWOW64\wmcserv.exe -v1⤵
- Executes dropped EXE
- Checks for any installed AV software in registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4032
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\wmcserv.exe
- Size 94KB
- SHA256 8d5b3f08f5e38c40d2b63d1afed366ea91ebac60e15553b1694a15d4630eb12a
- MD5 598c36dfd1e78d8b6947300e9dea746d
- SHA1 17d004a88df9b5ad6864dff1006dfed7b125203c
- SHA512 40bbff7ac9576f082cbc8679b16cded5902c24d97038ee71d4afe82c9b0403f482422e81c6aa50d4e01a5c1b0806f5d0f4fb22256c26577c7a340532813ce0ee
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3auP:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuuP
- TLSH T18F93ACFCAA6B2894E9D17D70D017AB5CE5B47220D4663C28EFB17AA10B3F770902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH