d31f2250f6003adfb6093012335535d7d973e93f85dbe3d1fcace76fd4171fb0

Analysis

max time kernel
150s
max time network
128s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/08/2026, 01:38

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General

Target
2026-08-19_7f3204df82193a3d7acc16783b6280f4_elex_wannacry.exe
Size 22.3MB
Sample260819-b2frtathrd
SHA256 d31f2250f6003adfb6093012335535d7d973e93f85dbe3d1fcace76fd4171fb0
MD5 7f3204df82193a3d7acc16783b6280f4
SHA1 9fd24f58509533403195624d5361542bebc6a5ef
SHA512 836792243543339e30d3c736e08b98f7fb6ecabc3b5991f7083c334c02a1dd7b70966202a394a19fc49a487297070462b6c85ba8930ca7dd535093d55bf78ed8
SSDEEP 3072:XxDCht999999999999999999999999999999999999999999999999999999999c:XxGh0
TLSH
T1B737B87EA297093E72FBE0B66D16164744F37EA1ED2429B50539C8CB582353C28C673B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1768	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared G\lsass.exe	2026-08-19_7f3204df82193a3d7acc16783b6280f4_elex_wannacry.exe
File created	C:\Program Files\Common Files\Microsoft Shared G\lsass.exe	2026-08-19_7f3204df82193a3d7acc16783b6280f4_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5016	1768	WerFault.exe	89

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-19_7f3204df82193a3d7acc16783b6280f4_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2532	2026-08-19_7f3204df82193a3d7acc16783b6280f4_elex_wannacry.exe
1768	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 1768	2532	2026-08-19_7f3204df82193a3d7acc16783b6280f4_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-19_7f3204df82193a3d7acc16783b6280f4_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-19_7f3204df82193a3d7acc16783b6280f4_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:2532
- C:\Program Files\Common Files\Microsoft Shared G\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1768 -s 468
    3⤵
    - Program crash
    PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1768 -ip 1768
1⤵
PID:4472

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared G\lsass.exe
Size 34.5MB
SHA256 e0a7712aa75c4188de514ba6f170423b2a765059f284cd69fb49f14f1090d3ec
MD5 3bb588629826b063234764ac62395444
SHA1 729434c751e38ed6a2e57a09929facd8ba093ee1
SHA512 016609f17d272d5d6461dbd979569f3e3a6c0aa192bc298f5b7b3b8dfad261f779561aa3456dfc508cecc22c4dc7e68a1b99cedd1ca9b08a26dd64be924abff2
SSDEEP 3072:XxDCht999999999999999999999999999999999999999999999999999999999r:XxGhj
TLSH
T13087083BE283002FAAE6E0F1AC17265384F12B60FA6469244779DEC44D6317C6D56F7B
MD5 SHA1 SHA512 SSDEEP TLSH

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