Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
26/08/2026, 03:14
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe
- Size 94KB
- Sample260826-drpcbagk31
- SHA256 6f554502d7541cfed58d9984f602c3d68e6be5c626ddec7c9e76abd25a29f309
- MD5 eeb0e948b3a820037995759d06512d37
- SHA1 164eb4543c6a66e61c88685325fb35e24c56696f
- SHA512 9dfa4a0647a311f0237cc2c68b9e97c291298faeaeaad9a46d88a76865ec3f8184e0840cd03bf1271b433696294666485a3c7ac38474b8d1bb70996133d75531
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3aui:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuui
- TLSH T1A493ACFCAA6B2894E9D57D70D017AB5CE5B47220D4663C28EFB17AA10B3F770902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 2604 wmcserv.exe - Executes dropped EXE 2 IoCs
pid Process 2604 wmcserv.exe 5740 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 2026-08-25_eeb0e948b3a820037995759d06512d37_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 2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe File created C:\Windows\SysWOW64\wmcserv.exe 2026-08-25_eeb0e948b3a820037995759d06512d37_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 2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmcserv.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3368 2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe 3368 2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe 3368 2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe 3368 2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe 5740 wmcserv.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5740 wmcserv.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3368 wrote to memory of 2604 3368 2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-25_eeb0e948b3a820037995759d06512d37_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:3368 -
C:\Windows\SysWOW64\wmcserv.exeC:\Windows\system32\wmcserv.exe -d "C:\Users\Admin\AppData\Local\Temp\2026-08-25_eeb0e948b3a820037995759d06512d37_elex_wannacry.exe"2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2604
-
-
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:5740
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\wmcserv.exe
- Size 94KB
- SHA256 01b2da70fd1e3f204606d6b6066cea6085dedbc9fc0a3f38fa280e0bc1606e3c
- MD5 a2118c33c4f075c0c9ead62b431b41f2
- SHA1 d599cb22d1e3463372c318e69acbfa11ad25127e
- SHA512 bd53ea7b62c7e810cd497e55f842c4e13bddda45ff979758c0dceef8dca15282a98ca9f911e9434ee07b869516b81a76c7d9a6982dd3e501ca63c47984b50dff
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3aus:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuus
- TLSH T12293ACFCAA6B2894E9D17D70D017AB5CE5B47220D4663C28EFB17AA10B3F770902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH