Analysis
- max time kernel
148s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/08/2026, 09:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe
- Size 44KB
- Sample260828-laxlcsv1bx
- SHA256 42fbc13ca7264d1f3d4035fe4643705b753e016229dbe5e2d7c1f62d9da30de8
- MD5 bfa761a27747c858e4a0bf4b4e37a66e
- SHA1 6c89ae6ea090a953bcf82af7f99aef6b139af694
- SHA512 adbb472418a1c5256c3645a243a9932ebe9aacb2ed1c0221ad5ba1803e44e384b798c11ce564c744563ba33c7bea15e941a21d55da11120f996dc18d2784f513
- SSDEEP 768:FsQ4htuYiqqWuFto6i/kkeH/P0NZIU0fgK+cNI7ZTtk:6LhVqWuF25k3P0bIU9Zp
- TLSH T16C13C003DABA8CAAC251DEF226B79B365535F96B0990930F1701ED8EBC31A455D13B0D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/5144-1-0x0000000002240000-0x0000000002254000-memory.dmp UPX behavioral2/memory/5144-2-0x0000000002240000-0x0000000002254000-memory.dmp UPX behavioral2/memory/5144-3-0x0000000002240000-0x0000000002254000-memory.dmp UPX behavioral2/memory/5144-13-0x0000000002240000-0x0000000002254000-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 opened for modification F:\autorun.inf 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe File created C:\autorun.inf 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe File opened for modification C:\autorun.inf 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe File created F:\autorun.inf 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe -
resource yara_rule behavioral2/memory/5144-1-0x0000000002240000-0x0000000002254000-memory.dmp upx behavioral2/memory/5144-2-0x0000000002240000-0x0000000002254000-memory.dmp upx behavioral2/memory/5144-3-0x0000000002240000-0x0000000002254000-memory.dmp upx behavioral2/memory/5144-13-0x0000000002240000-0x0000000002254000-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 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_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 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5144 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe 5144 2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-28_bfa761a27747c858e4a0bf4b4e37a66e_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:5144