Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/07/2026, 22:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe
- Size 44KB
- Sample260702-19grhsfw7v
- SHA256 02c37b2d95899a800ce28a96c6d1a3fac47da522c0385c7542b490ba53dc4821
- MD5 fcd29ef11662f4c3029d867761b565a0
- SHA1 6b52325bb3eeab68a1fdc79c4e7ed74e780cefcc
- SHA512 e73c5fd98ea79a64479316275fdb0d60eb69325f061a417cdb33a8faa81725dbaff41131c4b7e5782614b2708e719a3d567b2441905c679883d9647387649b6e
- SSDEEP 768:+sQ4h1uYiqqWuFto6i/kkeH/P0NZIU0fgK+cNI7ZTtk:ZLhdqWuF25k3P0bIU9Zp
- TLSH T1FF13CF07DDFA8CAAC211DEF226B79B360536B9AB4990930F1701ED8DBC31E844913B4D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 5 IoCs
resource yara_rule behavioral2/memory/3948-1-0x0000000002250000-0x0000000002264000-memory.dmp UPX behavioral2/memory/3948-2-0x0000000002250000-0x0000000002264000-memory.dmp UPX behavioral2/memory/3948-3-0x0000000002250000-0x0000000002264000-memory.dmp UPX behavioral2/memory/3948-6-0x0000000002250000-0x0000000002264000-memory.dmp UPX behavioral2/memory/3948-23-0x0000000002250000-0x0000000002264000-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 2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe File opened for modification C:\autorun.inf 2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe File created F:\autorun.inf 2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe File opened for modification F:\autorun.inf 2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe -
resource yara_rule behavioral2/memory/3948-1-0x0000000002250000-0x0000000002264000-memory.dmp upx behavioral2/memory/3948-2-0x0000000002250000-0x0000000002264000-memory.dmp upx behavioral2/memory/3948-3-0x0000000002250000-0x0000000002264000-memory.dmp upx behavioral2/memory/3948-6-0x0000000002250000-0x0000000002264000-memory.dmp upx behavioral2/memory/3948-23-0x0000000002250000-0x0000000002264000-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 2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-07-02_fcd29ef11662f4c3029d867761b565a0_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 2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3948 2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe 3948 2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-02_fcd29ef11662f4c3029d867761b565a0_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-02_fcd29ef11662f4c3029d867761b565a0_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:3948