Analysis
- max time kernel
150s - max time network
147s - 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, 17:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-18_855790875ab7093d68a15115a5fcde1b_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-18_855790875ab7093d68a15115a5fcde1b_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-18_855790875ab7093d68a15115a5fcde1b_elex_wannacry.exe
- Size 7.6MB
- Sample260818-v2bbwaxajd
- SHA256 34cb9e89ee40986c71b706334f68d1e932bdee6f1be69d29709b4551c209b6e8
- MD5 855790875ab7093d68a15115a5fcde1b
- SHA1 c2aa520ae5ad24c418a36d65f95bcf958de5108f
- SHA512 1e1865df1bf24ec71444ab1ade0b8d53d520df5d6f2cc7be20c2b05527e25d3c066e4a0c9429e5d5b8b74b44d44e01847760adb7ef93f3ac8ed0434ed4ff3ae3
- SSDEEP 196608:ApdSkCzYN5/PaCmLMuFnW9gPOiyi7kZoE7LkjYW:ACkCzYDPaVLVFnWBiIoE7LE
- TLSH T13C863399F8E515B1E3F0D77027280DAE82E2DC83DC0578596B986F9D8CB75070B6CB4A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 488 servbrow.exe 2848 servbrow.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\servbrow.exe 2026-08-18_855790875ab7093d68a15115a5fcde1b_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_855790875ab7093d68a15115a5fcde1b_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 488 servbrow.exe Token: SeChangeNotifyPrivilege 488 servbrow.exe Token: SeIncreaseQuotaPrivilege 488 servbrow.exe Token: SeAssignPrimaryTokenPrivilege 488 servbrow.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 5836 2026-08-18_855790875ab7093d68a15115a5fcde1b_elex_wannacry.exe 488 servbrow.exe 2848 servbrow.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 488 wrote to memory of 2848 488 servbrow.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-18_855790875ab7093d68a15115a5fcde1b_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_855790875ab7093d68a15115a5fcde1b_elex_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5836
-
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:488 -
C:\Windows\servbrow.exe"C:\Windows\servbrow.exe" /Popup2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2848
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\servbrow.exe
- Size 7.6MB
- SHA256 64d39f03f849848d4aad9400e617eae499bfc1d3921b2bd1d04f743686263a9e
- MD5 e300381703c64754de73c4ceb0513859
- SHA1 8731abef503f37c8968d53a15085d5bf4b98619b
- SHA512 8475be4a2787078778e5f95b8d1479f1867e639257e6bae5e0c5da06bbc49f9eca0b6df4f142d27a3cd600c42e289ef067a3b78a6239c8b07134b318a6a8fc8b
- SSDEEP 196608:icB9gX/MJijQPOx1CB7jsCoyB+9Ucp3zAUEll:576EJijI61u7jsCxB+9n+lj
- TLSH T1B286331704F6C6FBC22A5A7B0A767FEAFDE1C9C1481A440E9B395AC8681FB706DF4015
- MD5 SHA1 SHA512 SSDEEP TLSH