Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/08/2026, 04:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe
- Size 44KB
- Sample260824-ethszsca84
- SHA256 435688ceed2e2ab156bfcd4a8e1ddc8dd50225ab1b634b730a18960e509b175b
- MD5 9a276714ca84b109df6e6294b898f02a
- SHA1 0a54d6bf8486c7d249c834f692d8614aad690883
- SHA512 4c3c37b74ed359f920dadd1c852e5254c572808886e342f53e3ae12f0ebe54c083fc71da3eb586e43616bb49b0eee39bd1ea775561066ef38743de507bc09374
- SSDEEP 768:lsQ4hMuYiqqWuFto6i/kkeH/P0NZIU0fgK+cNI7ZTtk:aLh8qWuF25k3P0bIU9Zp
- TLSH T11E13C003D9EA8CAAC252DEF226B39B724536B9A70990930F1701ED8DBD31B84591370D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral1/memory/4764-2-0x0000000000B70000-0x0000000000B84000-memory.dmp UPX behavioral1/memory/4764-1-0x0000000000B70000-0x0000000000B84000-memory.dmp UPX behavioral1/memory/4764-3-0x0000000000B70000-0x0000000000B84000-memory.dmp UPX behavioral1/memory/4764-13-0x0000000000B70000-0x0000000000B84000-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 2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe File opened for modification C:\autorun.inf 2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe File created F:\autorun.inf 2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe File opened for modification F:\autorun.inf 2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe -
resource yara_rule behavioral1/memory/4764-2-0x0000000000B70000-0x0000000000B84000-memory.dmp upx behavioral1/memory/4764-1-0x0000000000B70000-0x0000000000B84000-memory.dmp upx behavioral1/memory/4764-3-0x0000000000B70000-0x0000000000B84000-memory.dmp upx behavioral1/memory/4764-13-0x0000000000B70000-0x0000000000B84000-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 2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-23_9a276714ca84b109df6e6294b898f02a_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 2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4764 2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe 4764 2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-23_9a276714ca84b109df6e6294b898f02a_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-23_9a276714ca84b109df6e6294b898f02a_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:4764