716a5ba62ed7fd0570feaf2555664bf42756f47e9f58e04280f62084f1829c04

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/08/2026, 01:25

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General

Target
2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe
Size 16.9MB
Sample260802-btceesbl7t
SHA256 716a5ba62ed7fd0570feaf2555664bf42756f47e9f58e04280f62084f1829c04
MD5 0622348315e4d707734845dff8be1fad
SHA1 2f194dfbdf326c57d70ef2c5695ac8d6aab7ffa7
SHA512 ac8a29c841505fba851e9bc01c3e94ef6f8c74e308f4eb21e9673fe69ce27cce2880035b22acdb46969a9f950615805f336dd8cdb068312194a37d8d34c11b23
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN4:jB
TLSH
T1390732C728C210E4685741E3B918114DD619CFFAA7FDC0A197FA5C288A827ADECDDDE4
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4568	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared U\lsass.exe	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared U\lsass.exe	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3864	4568	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	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4908	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe
4568	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4908 wrote to memory of 4568	4908	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_0622348315e4d707734845dff8be1fad_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:4908
- C:\Program Files\Common Files\Microsoft Shared U\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 424
    3⤵
    - Program crash
    PID:3864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4568 -ip 4568
1⤵
PID:3996

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 U\lsass.exe
Size 31.3MB
SHA256 e513b791af44677ae4a72bcfd1008eef6904736d07adea1562cb24ed1a7c7f97
MD5 66be2c9c8ea199566f8abb22da2c0479
SHA1 a11dbde7570e5ac14958c94668152c97beff4592
SHA512 2a332f963cf3bf1282b7e6c10d3ee5e7697cec4145760f89fe20937f16d688690696a6491b2aea4932246d45c26443d78de7ce8daa00c5708e0f7ea673d10db4
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNv:j8
TLSH
T1C677B787285710C1664742D3B108616C97669E727FF981F6CBA91830A3CBBB6FCDC9E4
MD5 SHA1 SHA512 SSDEEP TLSH

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