0c1a2094e35aa840d7a02d154aa3bcc752ebe8592e2ac18b50e02a4bf2207e7a

Analysis

max time kernel
149s
max time network
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
04/08/2026, 12:10

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General

Target
2026-08-03_47fd34c1ef0404a2ba65477e1463ee6f_elex_wannacry.exe
Size 25.3MB
Sample260804-pb5vxaag36
SHA256 0c1a2094e35aa840d7a02d154aa3bcc752ebe8592e2ac18b50e02a4bf2207e7a
MD5 47fd34c1ef0404a2ba65477e1463ee6f
SHA1 c8eca326e850844b9282badfef2a0d14352e2a23
SHA512 3fcbbf73b29d64936405900135f778b3665fb7fe9fa08afdae2d07c4c2e44a656accc6a13aa36ef1a96880e7e3848c1c8931797746b5e3f0a1e7fc356112d13f
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZX:X
TLSH
T1CC4709119B9FD9D0CF773D48668F1421B2E8678D4C52DE23A54632F9C8F3E3945822EA
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4524	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared Q\lsass.exe	2026-08-03_47fd34c1ef0404a2ba65477e1463ee6f_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared Q\lsass.exe	2026-08-03_47fd34c1ef0404a2ba65477e1463ee6f_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1336	4524	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	2026-08-03_47fd34c1ef0404a2ba65477e1463ee6f_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4840	2026-08-03_47fd34c1ef0404a2ba65477e1463ee6f_elex_wannacry.exe
4524	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4840 wrote to memory of 4524	4840	2026-08-03_47fd34c1ef0404a2ba65477e1463ee6f_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-03_47fd34c1ef0404a2ba65477e1463ee6f_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_47fd34c1ef0404a2ba65477e1463ee6f_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:4840
- C:\Program Files\Common Files\Microsoft Shared Q\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 468
    3⤵
    - Program crash
    PID:1336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4524 -ip 4524
1⤵
PID:5088

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 Q\lsass.exe
Size 40.3MB
SHA256 eb5fd5a3a73904aa31f41672c988832f26364a8dc986f4f558e34bc44e20e161
MD5 257b299aa435a74e5f15be9eb4d2e327
SHA1 0e2fcd7c044dfb25531603ae587d89a1e69ca737
SHA512 890469e31a30d7d743689d54aaccfd0c6058cd887b8ff1fc59033fc117f471499e5b2d2d10155b8bfa7d8eb13e90735bc4c125770e165ccbceadae42856292af
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZK:K
TLSH
T16597E8110F5FE958CE373D85A2AB1162B3B8272D4C91D5E6230419E488B7E3F26875FE
MD5 SHA1 SHA512 SSDEEP TLSH

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