29693a54e5f5146b7adb6d95ee11fd9de5b5b2d8d544342fe87ae57a97903f07

Analysis

max time kernel
150s
max time network
153s
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, 04:50

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General

Target
2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe
Size 26.9MB
Sample260804-fgf93adc23
SHA256 29693a54e5f5146b7adb6d95ee11fd9de5b5b2d8d544342fe87ae57a97903f07
MD5 f7e0fe3b9140808b75cd52859d972dcb
SHA1 1cb20b37e49c836aebd0d89613fa3998c9dfaf79
SHA512 178f4a4c509ec63582b7ef5fdf09379aae1c25a2701de76034959d709875b65102b1b3b6cb27b31a92bc19df12ec1141d4ebdb61df9424c950ba30a13f931606
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNG:jl
TLSH
T19D57A87CE04AA0E73062BB38D9677349040857D4E5679E3D3A257096D2ECBACA94CCDF
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1956	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared L\lsass.exe	2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared L\lsass.exe	2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4412	1956	WerFault.exe	90

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	2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3256	2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe
1956	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3256 wrote to memory of 1956	3256	2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_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:3256
- C:\Program Files\Common Files\Microsoft Shared L\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1956 -s 268
    3⤵
    - Program crash
    PID:4412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 1956 -ip 1956
1⤵
PID:4896

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 L\lsass.exe
Size 39.6MB
SHA256 15c327e909dd089e069c2bb32ba5a70b5e044fba187f987b75213a89bc408807
MD5 32d2ade5fe4520b037c56facfaedb69e
SHA1 0f92be2828f5a0bac54e6b55c5b5ca51c678a756
SHA512 eb53895bc625414eb5f7cdebd5d4c41fa9f1907af0462cde1dd6c428b7504e62823bc192fa4a114ab7d9db903f9809627c3a9bda808044de0ddfa8dfe011b9a5
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNV:jI
TLSH
T11597093CE00EA0E61052F71ABAA77344541826E4A266EF6C763971C162F8BEDFD45C4F
MD5 SHA1 SHA512 SSDEEP TLSH

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