Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
06/06/2026, 21:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe
- Size 94KB
- Sample260606-1qneysc19w
- SHA256 38888a606b2aa49b976c91d7f085c4703e25e78911039a8ebecf0c4ca6cf6eef
- MD5 0655f23ce4f258081b42f0928716f483
- SHA1 94e6714105b4dea7ce0d34aeded50d0a6a9b3748
- SHA512 49fbbe9e1d9d4b770effd60f8eacf512956c682be95fb18fe617cbed24c1d660b3b25f59ef7267d1e386636ce075f3adede9cc083154a92e40dd75f5d657dce5
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3auq:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuuq
- TLSH T1F393ACFCAA6B2894E9D57D70D017AB5CE5B47220D4663C28EFB17AA10B3F770902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 376 wmcserv.exe - Executes dropped EXE 2 IoCs
pid Process 376 wmcserv.exe 1128 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 2026-06-06_0655f23ce4f258081b42f0928716f483_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 2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe File created C:\Windows\SysWOW64\wmcserv.exe 2026-06-06_0655f23ce4f258081b42f0928716f483_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 2026-06-06_0655f23ce4f258081b42f0928716f483_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 4764 2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe 4764 2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe 4764 2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe 4764 2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe 1128 wmcserv.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1128 wmcserv.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4764 wrote to memory of 376 4764 2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-06_0655f23ce4f258081b42f0928716f483_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:4764 -
C:\Windows\SysWOW64\wmcserv.exeC:\Windows\system32\wmcserv.exe -d "C:\Users\Admin\AppData\Local\Temp\2026-06-06_0655f23ce4f258081b42f0928716f483_elex_wannacry.exe"2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:376
-
-
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:1128
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\wmcserv.exe
- Size 94KB
- SHA256 a6bcdea131f5275b58fc19fe4a2326bfea32c3d4362ee79c552abe36a0ef2878
- MD5 ebe29bd406d4480f01c11db23d2829ee
- SHA1 487b55caa501c41ef6c281e6285e37b5fcdad31e
- SHA512 21fc2fbcfea572d94751f5cff2f0b4134b35853b09a5025091d9dd8de0502dbe9e5902ff7f22b782f5510edee95b0bed35d6c621336d6d216d5c70a7bbc9624b
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3auw:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuuw
- TLSH T1F393ACFCAA6B2894E9D57D70D017AB5CE5B47220D4663C28EFB17AA10B3F770902CE05
- MD5 SHA1 SHA512 SSDEEP TLSH