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
16/07/2026, 22:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe
- Size 94KB
- Sample260716-2e37psft3n
- SHA256 0ddb22001d6ec83c73200e8c1ddc9dfd5e3a22307cc95bf2940db1a92f56c4dd
- MD5 03ee59f5393c71df7bb5bee34e90e721
- SHA1 100f204af5eb9faf6051fc68f75d14bca2fc4a14
- SHA512 9090dcf9dcd52f38c2fd1f97e28a7842de22219f22719e3019e3ab49fd83a4acc9cd2dd3fc2309f69c47253a00d2efd954593b8f46d20dad9d413cbbd89003fe
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3auT:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuuT
- TLSH T10893ACFCAA6B2895E9D17D70D017AB5CE5B47220D4663C28EFB17AA10B3F770902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 4072 wmcserv.exe - Executes dropped EXE 2 IoCs
pid Process 4072 wmcserv.exe 2736 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_03ee59f5393c71df7bb5bee34e90e721_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_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe File created C:\Windows\SysWOW64\wmcserv.exe 2026-07-16_03ee59f5393c71df7bb5bee34e90e721_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 2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmcserv.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4932 2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe 4932 2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe 4932 2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe 4932 2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe 2736 wmcserv.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2736 wmcserv.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4932 wrote to memory of 4072 4932 2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-16_03ee59f5393c71df7bb5bee34e90e721_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:4932 -
C:\Windows\SysWOW64\wmcserv.exeC:\Windows\system32\wmcserv.exe -d "C:\Users\Admin\AppData\Local\Temp\2026-07-16_03ee59f5393c71df7bb5bee34e90e721_elex_wannacry.exe"2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4072
-
-
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:2736
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\wmcserv.exe
- Size 94KB
- SHA256 0c49f8bfee27339e6cce9e3505d23d1a1d82377e3a65597502ce2dd76ccc853f
- MD5 63f5cb0a32dcdb279ca2dec26d0b11c8
- SHA1 00634bddeeba2bad99f8cd6e41b7e6a2468e14c4
- SHA512 cf647af5696fe4c2b2452327c5fa7ba542bdfbd50154a0fd9f4e2b9b288bc1413856a7b761e0b534848a91a2648c848e10944b3b8c0eb2b477057c3649b57f2a
- SSDEEP 1536:+z8erPJC9O8ziPaArrK6LOhKvgEVPiGmBgZgqGIL/plNgWjzRcBRMxjxT3auT:CPJN8zY9XXOcgqQyWqj7NgWj2B+pxuuT
- TLSH T14093ACFCAA6B2894E9D17D70D0176B5CE5B87220D4663C28EFB17AA10B3F771902DE05
- MD5 SHA1 SHA512 SSDEEP TLSH