Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/08/2026, 01:45
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe
- Size 44KB
- Sample260807-b6l5dsel21
- SHA256 0cebc5c17d167e022d1472b84d6dc17793a0c55f13f6ba56a8fa11c5f9e2a547
- MD5 ba875a9a5b9868a25cd2c04e8841e8a2
- SHA1 a40a4f742d31c9bd5cefee7bf1d5f024130c514d
- SHA512 555a44062052fcfe3e384006cd8128e51932eede85a341d6a55bb69432180bfa56e753521a82de99aba5d78cb01ea07068d1e3d4bdad17c3e9e3ef2d8180e2ca
- SSDEEP 768:GsQ4hNuYiqqWuFto6i/kkeH/P0NZIU0fgK+cNI7ZTtk:BLh1qWuF25k3P0bIU9Zp
- TLSH T19913BF03D9EA8C6AC251DEF226B7DB761535F9A70D90934F1702ED8EBC31A845913B0D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 5 IoCs
resource yara_rule behavioral2/memory/1104-1-0x0000000000A90000-0x0000000000AA4000-memory.dmp UPX behavioral2/memory/1104-2-0x0000000000A90000-0x0000000000AA4000-memory.dmp UPX behavioral2/memory/1104-3-0x0000000000A90000-0x0000000000AA4000-memory.dmp UPX behavioral2/memory/1104-8-0x0000000000A90000-0x0000000000AA4000-memory.dmp UPX behavioral2/memory/1104-23-0x0000000000A90000-0x0000000000AA4000-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 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe File created C:\autorun.inf 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe File opened for modification C:\autorun.inf 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe File created F:\autorun.inf 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe -
resource yara_rule behavioral2/memory/1104-1-0x0000000000A90000-0x0000000000AA4000-memory.dmp upx behavioral2/memory/1104-2-0x0000000000A90000-0x0000000000AA4000-memory.dmp upx behavioral2/memory/1104-3-0x0000000000A90000-0x0000000000AA4000-memory.dmp upx behavioral2/memory/1104-8-0x0000000000A90000-0x0000000000AA4000-memory.dmp upx behavioral2/memory/1104-23-0x0000000000A90000-0x0000000000AA4000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_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 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1104 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe 1104 2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-07_ba875a9a5b9868a25cd2c04e8841e8a2_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:1104