29693a54e5f5146b7adb6d95ee11fd9de5b5b2d8d544342fe87ae57a97903f07

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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
3004	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	2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared Q\lsass.exe	2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3040	3004	WerFault.exe	85

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
4244	2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe
3004	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4244 wrote to memory of 3004	4244	2026-08-04_f7e0fe3b9140808b75cd52859d972dcb_elex_wannacry.exe	85

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:4244
- 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:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 424
    3⤵
    - Program crash
    PID:3040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3004 -ip 3004
1⤵
PID:5032

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 39.6MB
SHA256 0b092ec72524e126e6ff4fe0ea7cfb788fefd7bde3c653b8356f6682cee6423e
MD5 55fbf723ca1b7836e7765deadad51d09
SHA1 6843600c58449098afc90c969a67169b1b7b5fbf
SHA512 037f0fc0bf6b6944887c7b12a0f37122218809e03355beaffc78eea009c28d709df1311beadf71d4e7372f15d19c0adfc61e828247583feda165c4bc2f4fc801
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN9:j2
TLSH
T146971A3CE189726B24717E659C3BB68C0C2657C563722F5BAF182C83E1DC65C6A64CCB
MD5 SHA1 SHA512 SSDEEP TLSH

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