78ed2060e85e317b4e17d31608a4dc82167af2379cca479eb6d7a7d0d0626376

Analysis

max time kernel
150s
max time network
130s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/08/2026, 02:41

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General

Target
2026-08-17_f4d5ca8d44cac438882ffaa35832e5de_elex_wannacry.exe
Size 17.6MB
Sample260818-c6mxcsvybw
SHA256 78ed2060e85e317b4e17d31608a4dc82167af2379cca479eb6d7a7d0d0626376
MD5 f4d5ca8d44cac438882ffaa35832e5de
SHA1 a9b3f79d27e7befdc2b949dd52ce954b2f5f258b
SHA512 c4d4f5c1b5726800277f1894f5675efc2778baecefd440edac7b514065918636aaf1bb89900c9fe4c3d16928bd531e8ef2bb0fa2a8d6407952daebebaa7ca7e9
SSDEEP 384:zLMiPJznj7+1gfSw2g2I1r8UTEjSgkWUKpQq6F2525252525252525252525252+:zLPJznj7Ia2ghrDTSiWy
TLSH
T11D0733B838DCD70695A7C25A770D311D88D9EC710294A3A84DD6AD9CB8BC1CEDC98F4E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4252	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared P\lsass.exe	2026-08-17_f4d5ca8d44cac438882ffaa35832e5de_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared P\lsass.exe	2026-08-17_f4d5ca8d44cac438882ffaa35832e5de_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
248	4252	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	2026-08-17_f4d5ca8d44cac438882ffaa35832e5de_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5188	2026-08-17_f4d5ca8d44cac438882ffaa35832e5de_elex_wannacry.exe
4252	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5188 wrote to memory of 4252	5188	2026-08-17_f4d5ca8d44cac438882ffaa35832e5de_elex_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-17_f4d5ca8d44cac438882ffaa35832e5de_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-17_f4d5ca8d44cac438882ffaa35832e5de_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:5188
- C:\Program Files\Common Files\Microsoft Shared P\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4252
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 468
    3⤵
    - Program crash
    PID:248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4252 -ip 4252
1⤵
PID:1900

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

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared P\lsass.exe
Size 29.6MB
SHA256 23da39e6ed928e85391ea1d5f8a40660d092adc9407b7d9f144ca04a4c6671c3
MD5 aef0e82608c59744a38a4d07929e681e
SHA1 3f98bb7e42cc3b28b6db91183979258dd0021e66
SHA512 18a268cb07350edff6dc38bbf8eb977b52ffa0643feaaf0c1257c70dff5b07658254246d7f068814993f891cd3ce77e100c4456f98b16987696cb846734ff5ea
SSDEEP 384:zLMiPJznj7+1gfSw2g2I1r8UTEjSgkWUKpQq6F2525252525252525252525252l:zLPJznj7Ia2ghrDTSiWR
TLSH
T17567A5A53CBC461982EE8157A703293ECCDCAC501244A7464CEA79DD78BD3CEDE89B4D
MD5 SHA1 SHA512 SSDEEP TLSH

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