Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/08/2026, 03:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe
- Size 4.2MB
- Sample260823-d9a8eaxtdz
- SHA256 61e78062752e68056916b766c7d2a21a8eba5afc984bab6802b1a01e6a03fbb9
- MD5 a040caca691c06c97d398be9fda6351d
- SHA1 94b3cb6196712c0c4d1a5a940b179d6576af934e
- SHA512 09a83906d15d74becccaf197ce693cb3657ec6973c0a14dcd2d4174c43bf17d8a64cb44107702f1558559f02737daf6f159de21fe3c69881e979578b3e8292db
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBW:Eg
- TLSH T1F2160B1A6A97806CD7C467BC0C3464E16E175288337F116EED7110FD076AE2AEF8A7B1
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 3700 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 3700 lsass.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared E\lsass.exe 2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared E\lsass.exe 2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4668 2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe 3700 lsass.exe 3700 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4668 wrote to memory of 3700 4668 2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-22_a040caca691c06c97d398be9fda6351d_elex_wannacry.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4668 -
C:\Program Files\Common Files\Microsoft Shared E\lsass.exe12⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3700
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\Microsoft Shared E\lsass.exe
- Size 16.3MB
- SHA256 31de7f200cf31004719a4b551d10a953556b6983820dbbba18ce813110871df4
- MD5 f5306330110fcfd9e57e60af5f89fc78
- SHA1 d9a36a0f0d842ff4ed1d5ba6a5ff524a4a9c5051
- SHA512 80cfda6fc027c9569c82d4133211f38915cd9dffa74d7fc10de4f494e634efcd050e976aaaea1af63b9c41b0c43d0b4608d4ab6e484724c46de1c1c3fe107093
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBJ:Eb
- TLSH T14F0763045CF10DD8685C7E1868F1E9D0EC9AD011EAFE4356AEE784EE39C74A18E687DC
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 0f50f721c834406a296632fb20afe5c593b139aa362710137b6cec4a3dad2a14
- MD5 108963513e95f9264c263f1de489a0e7
- SHA1 24fa95de7d91623a3bb55bae71942afd2e0d7a22
- SHA512 b1c2059ede32d6b844d1c8a78f14cbfbcc30974fd282885e24f723eab72c6bcaaf0333ff52855a7395736dfc3759c65a7af4ef4a28e4cc11a330cfd248c29f04
- TLSH T19AB01240C5FB4A95568A701BCA70075CD0917C049E4F1B104B20866614C1808BE90210
- MD5 SHA1 SHA512 TLSH