Analysis
- max time kernel
150s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 18:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-03_0ad944a54d226473ee74fd0439e456e5_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_0ad944a54d226473ee74fd0439e456e5_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-03_0ad944a54d226473ee74fd0439e456e5_elex_wannacry.exe
- Size 7.6MB
- Sample260803-xmvs3sec25
- SHA256 f9720b5e152ad10b264cff0e6b3e3e9303b7fd725d7269bd548f3f6891702458
- MD5 0ad944a54d226473ee74fd0439e456e5
- SHA1 cd1a2427e21dc6e3380e59d0454d4bcf7f5b2442
- SHA512 fbdae161572cbb15f3a5ba0eca046dcef2f51fc5a94f612d6ffbcb7b56d92884a1ca3ab760004de98ad128c2c799c46748b039f35dfe96e32be28a2e6e20e724
- SSDEEP 196608:TdXpPEifNUBUJ1hnYwMr+39RIFwacGKjv/AE4aHUsBG3:TdZPhuUHhTMrcJacGKTmaH7BG3
- TLSH T149863397ABC08952E3305FB1CC5E6BE057F2C40509B097E3375C7A6852ED24896EE2E7
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 1396 servbrow.exe 5536 servbrow.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\servbrow.exe 2026-08-03_0ad944a54d226473ee74fd0439e456e5_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 2026-08-03_0ad944a54d226473ee74fd0439e456e5_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 1396 servbrow.exe Token: SeChangeNotifyPrivilege 1396 servbrow.exe Token: SeIncreaseQuotaPrivilege 1396 servbrow.exe Token: SeAssignPrimaryTokenPrivilege 1396 servbrow.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3420 2026-08-03_0ad944a54d226473ee74fd0439e456e5_elex_wannacry.exe 1396 servbrow.exe 5536 servbrow.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1396 wrote to memory of 5536 1396 servbrow.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_0ad944a54d226473ee74fd0439e456e5_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_0ad944a54d226473ee74fd0439e456e5_elex_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3420
-
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:1396 -
C:\Windows\servbrow.exe"C:\Windows\servbrow.exe" /Popup2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5536
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\servbrow.exe
- Size 7.6MB
- SHA256 f797b83ebf8f8c672353b638eba2058f09d32619744beca3ab1111ab8b55ca2a
- MD5 7c9f92bc6cff58def32faae33744eb53
- SHA1 6ee72d4dd69afeebe7922f5a7bf1e27a487190ed
- SHA512 207eaacd204964cbd5d2cfd1da732a8aeccc8f3a8185a897a5ba36419d9019fad17cac44a053fbec8a501cae664ab61b4d5820669fabb73e0e03e592693088f2
- SSDEEP 196608:AWE8zokkhx7e5FWYLZE6KkI+h/+Z/y7rKzBRcUTEwWXg:AuzrVSHkI+hk/yHcVTE
- TLSH T17486331FE4814C16E09C837261B6ED948BC7A7245D3BE94F4AFC2945E5A332CBA170DE
- MD5 SHA1 SHA512 SSDEEP TLSH