Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
23/04/2026, 17:43
Behavioral task
behavioral1
Sample
2026-04-23_da4d16832233fe49875c2ceedb4db7f6_elex_wannacry.exe
Resource
win10v2004-20260130-en
4 signatures
150 seconds
General
- Target 2026-04-23_da4d16832233fe49875c2ceedb4db7f6_elex_wannacry.exe
- Size 271KB
- Sample260423-wax71ab12m
- SHA256 2ba3d582c7a178f72e3514d62fb24156891c7ec7ae04f898437e94a253eacf04
- MD5 da4d16832233fe49875c2ceedb4db7f6
- SHA1 81828822a262689071cd2dc41e946e6c65b7c73b
- SHA512 a66ad70cd895d991b4ed910edd3c722ceeade88fb45f7170c9de4f1479a83f2fb99de501756ce3516bb08d72cbd5290eb28be15b603a0b599ce617cb8932e00a
- SSDEEP 3072:npWp6qbFBWN6wcUeGNqGdBBUhSfiK7Hx9iMGfUSaOy9SnJUwFU+FUhFUeFUXFUqL:g1HvUfBvKQ9iMGsSaOyiV
- TLSH T12344EE59206BD287CC4597F1E6C2ECA50724B96BCC741F945BE8E336D3D122EA12C6B3
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Cosmu payload 2 IoCs
Cosmu is a worm written in C++.
resource yara_rule behavioral2/memory/3984-0-0x0000000000400000-0x0000000000409D5C-memory.dmp family_cosmu behavioral2/memory/3984-1-0x0000000000400000-0x0000000000409D5C-memory.dmp family_cosmu - Detects executables packed with eXPressor 2 IoCs
resource yara_rule behavioral2/memory/3984-0-0x0000000000400000-0x0000000000409D5C-memory.dmp INDICATOR_EXE_Packed_eXPressor behavioral2/memory/3984-1-0x0000000000400000-0x0000000000409D5C-memory.dmp INDICATOR_EXE_Packed_eXPressor - 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 2026-04-23_da4d16832233fe49875c2ceedb4db7f6_elex_wannacry.exe