Analysis
- max time kernel
148s - max time network
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 08:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe
- Size 44KB
- Sample260802-jxemysfd86
- SHA256 350b7226ee7cc628eb8987153c2665a44ebaca631814a0a46d20a8576bd09543
- MD5 bfeec8708c1604620ec40f0fb01c4fe5
- SHA1 1f438177eae6fcdb6d4700ee877c67f223bc87eb
- SHA512 e31c97719ead57a32daf4c8bd667a395ebd5c7f8ad8589024e5d098dd2a934ebeec7874e6b6a6f2ecc23b711c97dcfdb4b6e32cdb3ad254558f0330366dfe831
- SSDEEP 768:msQ4h2uYiqqWuFto6i/kkeH/P0NZIU0fgK+cNI7ZTtk:hLhmqWuF25k3P0bIU9Zp
- TLSH T19713C007D9FA8CAAC251DEF226B78B365535F9AB0990934F1701FD8EBC31A84591370D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/4632-2-0x0000000000710000-0x0000000000724000-memory.dmp UPX behavioral2/memory/4632-1-0x0000000000710000-0x0000000000724000-memory.dmp UPX behavioral2/memory/4632-3-0x0000000000710000-0x0000000000724000-memory.dmp UPX behavioral2/memory/4632-13-0x0000000000710000-0x0000000000724000-memory.dmp UPX - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops autorun.inf file 1 TTPs 4 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created C:\autorun.inf 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe File opened for modification C:\autorun.inf 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe File created F:\autorun.inf 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe File opened for modification F:\autorun.inf 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe -
resource yara_rule behavioral2/memory/4632-2-0x0000000000710000-0x0000000000724000-memory.dmp upx behavioral2/memory/4632-1-0x0000000000710000-0x0000000000724000-memory.dmp upx behavioral2/memory/4632-3-0x0000000000710000-0x0000000000724000-memory.dmp upx behavioral2/memory/4632-13-0x0000000000710000-0x0000000000724000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4632 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe 4632 2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_bfeec8708c1604620ec40f0fb01c4fe5_elex_wannacry.exe"1⤵
- Drops autorun.inf file
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4632