87536822ca6f5327fc15bf403df138d7a3e8f022545516e69c9fba3969d005ce

Analysis

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

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
08/08/2026, 00:59

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General

Target
2026-08-07_8e58f69346e02e8f09f24090a3f56a57_elex_wannacry.exe
Size 13.3MB
Sample260808-bca52aer51
SHA256 87536822ca6f5327fc15bf403df138d7a3e8f022545516e69c9fba3969d005ce
MD5 8e58f69346e02e8f09f24090a3f56a57
SHA1 556cdb782565084a80b377ebc30ad490b5a64052
SHA512 3e64ee9fb0d42a5ddb281847036c256505088fb81647b850687572ff7884492d49abd50728293ac796aa5dfa58e0bb2067c2dcb17d5dbed276d48edfc028f7e0
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNND:jK
TLSH
T18DE6145F90CB2B43F247BED4C2A6518152C8E276983B4BF69C8B6063F5E6F14A144E4F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3488	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared O\lsass.exe	2026-08-07_8e58f69346e02e8f09f24090a3f56a57_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared O\lsass.exe	2026-08-07_8e58f69346e02e8f09f24090a3f56a57_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4972	3488	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	2026-08-07_8e58f69346e02e8f09f24090a3f56a57_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2372	2026-08-07_8e58f69346e02e8f09f24090a3f56a57_elex_wannacry.exe
3488	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 3488	2372	2026-08-07_8e58f69346e02e8f09f24090a3f56a57_elex_wannacry.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-07_8e58f69346e02e8f09f24090a3f56a57_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_8e58f69346e02e8f09f24090a3f56a57_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:2372
- C:\Program Files\Common Files\Microsoft Shared O\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3488 -s 424
    3⤵
    - Program crash
    PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3488 -ip 3488
1⤵
PID:4164

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 O\lsass.exe
Size 27.9MB
SHA256 6d27195c8189661201a59f5350b9f8abe9a1e329e0e9d785bc7513d47e5d2781
MD5 96506a793538643705bc5631e248ef6b
SHA1 85dcd1ffec1193b3674e1c4f9575103d126ec964
SHA512 81c59bdb59f9533bfd1e332fe5d68b28490769626c9b35905f4c437a00326951d70281d0dfaa0f3fce9ee1b4481d586d2324b5234966cdca16e7707b8ae6636a
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNE:jJ
TLSH
T10657731F59D63AE2E04BAEF0816230904564636918064B7EDC5FF633E1A2F7D8197B8F
MD5 SHA1 SHA512 SSDEEP TLSH

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