Analysis
- max time kernel
150s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/08/2026, 23:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-18_94c252c43eb27923f72af337dbaf10bc_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-18_94c252c43eb27923f72af337dbaf10bc_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-18_94c252c43eb27923f72af337dbaf10bc_elex_wannacry.exe
- Size 7.6MB
- Sample260818-3beklsseph
- SHA256 4a6e1510456aa7602d8bb783dfaab8fdc86685ba49864259b828ea5b7df31f2a
- MD5 94c252c43eb27923f72af337dbaf10bc
- SHA1 ad01f38ea930ed4c484a05df936ef6a3afc7904b
- SHA512 1fd7f2537da67b36592abe8dc4425887fdab4e4a8d0e4f417673c7c03238eb34ca094df87e34ecef267aaf5f104067160077debfc2369ea6611a97bd27ebd0ed
- SSDEEP 196608:D8cTiMm4DIJrXnlg/Vo/e9ruAlrLtAs76sh4lzis:DVTSoI/AgwruAJyNsmlz3
- TLSH T1608633C551EE1D57D9260330126F086FC9161E1097E9E84FAF052ECE9D27B2BE847B3A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4864 servbrow.exe 6016 servbrow.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\servbrow.exe 2026-08-18_94c252c43eb27923f72af337dbaf10bc_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 servbrow.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-18_94c252c43eb27923f72af337dbaf10bc_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language servbrow.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeTcbPrivilege 4864 servbrow.exe Token: SeChangeNotifyPrivilege 4864 servbrow.exe Token: SeIncreaseQuotaPrivilege 4864 servbrow.exe Token: SeAssignPrimaryTokenPrivilege 4864 servbrow.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 5032 2026-08-18_94c252c43eb27923f72af337dbaf10bc_elex_wannacry.exe 4864 servbrow.exe 6016 servbrow.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4864 wrote to memory of 6016 4864 servbrow.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-18_94c252c43eb27923f72af337dbaf10bc_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_94c252c43eb27923f72af337dbaf10bc_elex_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5032
-
C:\Windows\servbrow.exe"C:\Windows\servbrow.exe" /Service1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4864 -
C:\Windows\servbrow.exe"C:\Windows\servbrow.exe" /Popup2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:6016
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\servbrow.exe
- Size 7.6MB
- SHA256 32d616c0e8e16c46f2bbe0b9ee570024c9456e3916c111c2fc1e56afcceb9c6e
- MD5 4ce274ac7a8a279cd1251dd17849c082
- SHA1 ffe48535b6bddb90266b0281308b091be2ea569c
- SHA512 422a927acd112ad1fff98d547f86011ccfa6c7e796139d9a460e829f3e85e0189185838cb40c96bc6292e30af86019cf80dc10eb87d2f5557274dd003afd6c07
- SSDEEP 196608:XxbdmaI6MzjTUbrooriZHLwWIcl2FVIo2Ghi3Cx6smv0:XX06MfTar5roHLARVIo2G886P
- TLSH T18D86334850E4197AC1E1B5712DF069DDAE728530F8174CD2EF4B8F3A592FB9E2A29321
- MD5 SHA1 SHA512 SSDEEP TLSH