0c18a4366f0e90c31ff39daf7ecca5f59447efdc710dc8fb4f0754293c7484d7

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
21/08/2026, 04:32

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General

Target
2026-08-21_5aec253ed3cfda86be936cd050c92cc8_elex_wannacry.exe
Size 49.4MB
Sample260821-e58tjsw1cx
SHA256 0c18a4366f0e90c31ff39daf7ecca5f59447efdc710dc8fb4f0754293c7484d7
MD5 5aec253ed3cfda86be936cd050c92cc8
SHA1 74557048fd3e5d87c15c7f6ede033a7ce1e2bf50
SHA512 bdab26ae3ebe3b43a00943ed24aea627de9871a771dc36e62be4730541081573a9c8db8e361508ab6fcc7892afdeaac3d87dc8ca988cbdfdd3ce15a1f971128c
SSDEEP 6144:Cx5mEMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMC:jm0L
TLSH
T170B7FBF6C8FF4539F272B6F4A4CB57A4109CA4F5BA5E70B980526E08147BCD29C07A72
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5832	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared F\lsass.exe	2026-08-21_5aec253ed3cfda86be936cd050c92cc8_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared F\lsass.exe	2026-08-21_5aec253ed3cfda86be936cd050c92cc8_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3080	5832	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	2026-08-21_5aec253ed3cfda86be936cd050c92cc8_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4160	2026-08-21_5aec253ed3cfda86be936cd050c92cc8_elex_wannacry.exe
5832	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4160 wrote to memory of 5832	4160	2026-08-21_5aec253ed3cfda86be936cd050c92cc8_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-21_5aec253ed3cfda86be936cd050c92cc8_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-21_5aec253ed3cfda86be936cd050c92cc8_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:4160
- C:\Program Files\Common Files\Microsoft Shared F\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5832
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5832 -s 484
    3⤵
    - Program crash
    PID:3080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5832 -ip 5832
1⤵
PID:3552

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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