64c7d71b4f152598d3110bdfbfdb0efe3df2e98d8305e99c7219f570c720d736

Analysis

max time kernel
150s
max time network
114s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/08/2026, 05:43

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General

Target
2026-08-20_8b441630ef367fefc33af7b537054d62_elex_wannacry.exe
Size 17.4MB
Sample260820-genrsszfrg
SHA256 64c7d71b4f152598d3110bdfbfdb0efe3df2e98d8305e99c7219f570c720d736
MD5 8b441630ef367fefc33af7b537054d62
SHA1 ea8882c783a6131615762961b5959c2059793879
SHA512 7e0fc2fd58bfb044a56d89881d2b46c0f08799fb0c33c03c8135455676c42d02eb7327b011f2f9edad6374939f7f845bd2c32c8848f17f4eff931d78934202b5
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNZ:jm
TLSH
T1290734DE7913C16BAC542393D368DB4281BAACF791C124F8525265A01F066BFCF71EAC
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2416	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared E\lsass.exe	2026-08-20_8b441630ef367fefc33af7b537054d62_elex_wannacry.exe
File created	C:\Program Files\Common Files\Microsoft Shared E\lsass.exe	2026-08-20_8b441630ef367fefc33af7b537054d62_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1712	2416	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	2026-08-20_8b441630ef367fefc33af7b537054d62_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5060	2026-08-20_8b441630ef367fefc33af7b537054d62_elex_wannacry.exe
2416	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 2416	5060	2026-08-20_8b441630ef367fefc33af7b537054d62_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-20_8b441630ef367fefc33af7b537054d62_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_8b441630ef367fefc33af7b537054d62_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:5060
- C:\Program Files\Common Files\Microsoft Shared E\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2416
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2416 -s 472
    3⤵
    - Program crash
    PID:1712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2416 -ip 2416
1⤵
PID:2628

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 E\lsass.exe
Size 31.7MB
SHA256 670bf7a08024b5e85e338fc3ed85456733a8b54a19013269a42201af91f6b351
MD5 ada99d0be5ef7f97c522ba5b7a100327
SHA1 70723c1f02baea56cc8372dfdc0206eeffb4ed9e
SHA512 3413870fbfa251fbdb2ec84a1f0036acb862e6a27420550a0ca9a03967c00b006de1b42687cb90a75acdf706f069f471dda9cb434d64da3949a29b991ade798b
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNb:j0
TLSH
T165778793A52390EF5C066267B368C75204799FEB71D12CF4141239B03A89E7B9E32F9D
MD5 SHA1 SHA512 SSDEEP TLSH

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