Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/07/2026, 22:29
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe
- Size 94KB
- Sample260716-2d9yvsft2n
- SHA256 7f509232ef7d83a28bbf282e83b1194addfee71706f5ce7dbbacb52ff225d27e
- MD5 283bd8127712bb87597636781d645860
- SHA1 f35a45195ad4ab0fdb09ed3e2d4d54fddc63625c
- SHA512 593636abd776b13e041ba8be386aa8f23e63c314f1b8f8c9b5e8efaf021fcefa49a21f04bb1d83cf504a7ecd94e724c54dab09219dc90255c7ffd61c85f8887b
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3au/:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuu/
- TLSH T1FB93ACFCAA6B2894E9D17D70D0276B5CE5B47220D4663C28EFB17AA10B3F770902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 5848 wmcserv.exe - Executes dropped EXE 2 IoCs
pid Process 5848 wmcserv.exe 4228 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 2026-07-16_283bd8127712bb87597636781d645860_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 opened for modification C:\Windows\SysWOW64\wmcserv.exe 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe File created C:\Windows\SysWOW64\wmcserv.exe 2026-07-16_283bd8127712bb87597636781d645860_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 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmcserv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmcserv.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4148 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 4148 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 4148 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 4148 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe 4228 wmcserv.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4228 wmcserv.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4148 wrote to memory of 5848 4148 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-16_283bd8127712bb87597636781d645860_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:4148 -
C:\Windows\SysWOW64\wmcserv.exeC:\Windows\system32\wmcserv.exe -d "C:\Users\Admin\AppData\Local\Temp\2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe"2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5848
-
-
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:4228
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\wmcserv.exe
- Size 94KB
- SHA256 b4bc310c0a6e0b0efe6a81d97348028cd609ce57adae96c63bea48082c22377b
- MD5 918715a60df0d7e86e28448c0b84f502
- SHA1 3ceffa0bd7d732f484f268eb597f3efd780fd1a4
- SHA512 749df9abecd0dd9a419b84cd3f0a393a4a9cd6827186e804e4164e3910e853a80fbd0a71d7019656660fe28061a98e24c7f6eb1642a89872a0816984418b15ae
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3auZ:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuuZ
- TLSH T1A493ACFCAA6B2894E9D17D70D0176B5CE5B47220D4663C28EFB17AA10B3F770902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH