c1d863450aae1decf9cc6b0f8278bfe49b2ca50bc408a120ed77878357df735c

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/08/2026, 03:18

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General

Target
2026-08-05_1b5b1a258f8cf3ebbf24303bf792a160_elex_wannacry.exe
Size 32.7MB
Sample260805-dtsshscg35
SHA256 c1d863450aae1decf9cc6b0f8278bfe49b2ca50bc408a120ed77878357df735c
MD5 1b5b1a258f8cf3ebbf24303bf792a160
SHA1 a067242dcd81b2533bc0bb5295ae3875217e4efb
SHA512 c61610c468a9ffecd61b134bb73c674e24777cdaa0d19a10192798f6db18f5468615a8f506235aedfadd7ad63a8726a33c996310a8df67f68c8f54b6020f0359
SSDEEP 12288:9c4444444444444444444444444444444444444444444444444444444444444K:9Q
TLSH
T1CF77B74A42E9CEA518DDCF9F0007DD615854EE4130898D693F7FBCD9CE7AB7292B2248
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4416	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared P\lsass.exe	2026-08-05_1b5b1a258f8cf3ebbf24303bf792a160_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared P\lsass.exe	2026-08-05_1b5b1a258f8cf3ebbf24303bf792a160_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3912	4416	WerFault.exe	88

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	2026-08-05_1b5b1a258f8cf3ebbf24303bf792a160_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4228	2026-08-05_1b5b1a258f8cf3ebbf24303bf792a160_elex_wannacry.exe
4416	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 4416	4228	2026-08-05_1b5b1a258f8cf3ebbf24303bf792a160_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-05_1b5b1a258f8cf3ebbf24303bf792a160_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-05_1b5b1a258f8cf3ebbf24303bf792a160_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:4228
- C:\Program Files\Common Files\Microsoft Shared P\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4416
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 468
    3⤵
    - Program crash
    PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4416 -ip 4416
1⤵
PID:4500

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

Replay Monitor

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared P\lsass.exe
Size 47.6MB
SHA256 694e210b791162b4b86f3e85d4bb59b835c81c6278fb7e06619788a0670aefd4
MD5 57736d280174f0fc73a2a14bc8cd4ec0
SHA1 e23d02316bd090acefadb8e95f3ec52d2a3d184b
SHA512 1cb6f21ba4fb1d536bb713d09daaaf26766ca5bd356daffa98ea2680915d96962050b34fef0cb5c1738168da659a902ab34e222838d0481ee9e89a7aa8467630
SSDEEP 12288:9c4444444444444444444444444444444444444444444444444444444444444c:9K
TLSH
T1C2B72B4602EDCF45A9EECF7E0043DE719434ED42749484791D7FACB9DAAEA72C2B1188
MD5 SHA1 SHA512 SSDEEP TLSH

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