Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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 5028 wmcserv.exe - Executes dropped EXE 2 IoCs
pid Process 5028 wmcserv.exe 3484 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 3308 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 3308 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 3308 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 3308 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe 3484 wmcserv.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3484 wmcserv.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3308 wrote to memory of 5028 3308 2026-07-16_283bd8127712bb87597636781d645860_elex_wannacry.exe 84
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:3308 -
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:5028
-
-
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:3484
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\wmcserv.exe
- Size 94KB
- SHA256 74ccb62a1e04140971f08b9b78daed3858bc828c7f4cca65e62db1d1e97dc9f8
- MD5 fc494512c6e703c504272e39437174e6
- SHA1 840ee50a8237994c3d3bc1e787a6e393227b78fe
- SHA512 512179b9bfc38f0ca37a180713b92b091d20d40ca23681f17229add199e7a8e5fed3ddb9728ea59595f9c09ea81560cec11d04d77ac4fc78deedae79ad30e876
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3auR:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuuR
- TLSH T18E93ACFCAA6B2894E9D17D70D017AB5CE5B47220D4663C28EFB17AA10B3F770902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH