Analysis
- max time kernel
150s - max time network
118s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/07/2026, 19:57
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-28_d138317e17f66a02ed32d0ff0296de1d_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-28_d138317e17f66a02ed32d0ff0296de1d_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-07-28_d138317e17f66a02ed32d0ff0296de1d_elex_wannacry.exe
- Size 7.6MB
- Sample260728-ypbcwsgl6v
- SHA256 e8863869eeea24b72f308bdf93b752a9d61dc49bcec2dc60995c91221e6a131b
- MD5 d138317e17f66a02ed32d0ff0296de1d
- SHA1 e4393272831f1876f66b82cdd19f17cd0d791fe2
- SHA512 e3797aefff52c8155821d2faa18600d66b264ae4511e47d1ad2a563a32f5936da91a44621a8fac0f933c669558e9bdc2c7a87829f982a8d9df1e3defcd271e1e
- SSDEEP 196608:zBZTazovmlqMC9+pCDuQaj5r60cSlW7/qoK7TFiw:zBFazovBCpVQaj5JcpkTFP
- TLSH T1F386335158CC7798EA126130E552673AA6DFAF4104E8BC46CB82FFDEA43355DBC2218F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4848 servbrow.exe 2516 servbrow.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\servbrow.exe 2026-07-28_d138317e17f66a02ed32d0ff0296de1d_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 2026-07-28_d138317e17f66a02ed32d0ff0296de1d_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language servbrow.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language servbrow.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeTcbPrivilege 4848 servbrow.exe Token: SeChangeNotifyPrivilege 4848 servbrow.exe Token: SeIncreaseQuotaPrivilege 4848 servbrow.exe Token: SeAssignPrimaryTokenPrivilege 4848 servbrow.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 5700 2026-07-28_d138317e17f66a02ed32d0ff0296de1d_elex_wannacry.exe 4848 servbrow.exe 2516 servbrow.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4848 wrote to memory of 2516 4848 servbrow.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-28_d138317e17f66a02ed32d0ff0296de1d_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-28_d138317e17f66a02ed32d0ff0296de1d_elex_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5700
-
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:4848 -
C:\Windows\servbrow.exe"C:\Windows\servbrow.exe" /Popup2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2516
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\servbrow.exe
- Size 7.6MB
- SHA256 823eca8af565229760276a2efab4981222532fdfa949245dd3e4de5bb71ca33e
- MD5 6ecef78025cf34ad8337d6d9acb173f4
- SHA1 797c4e1274e353b49ad9c6a05bd687051e702933
- SHA512 739942a9847311aa98ce4c875fb65a956bc263198b077b74f9a773d351268ce1ab5a1c7f66f7b3b8d2212d08b37fcc5d0e7e8e8c134961e2f949440ce81ef3c5
- SSDEEP 196608:EjWlMEVxLfJLZk3Tl8rDMt2hXNJ7dQwjntHegVMDhmZeY8:EsMEVHlk3sDa2hXq0MDR
- TLSH T17786338355F4E857F50903B143B73BDECF61AC2AEB4865A29B05EED182BA0045F15B2F
- MD5 SHA1 SHA512 SSDEEP TLSH