6fdd9d2e897b44c98278ed4d763d18a400825329485071f86ee7895a1325f2ec

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 23:24

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General

Target
2026-08-04_0f4f2da51c90ad0ae08e06d6de65ad7b_elex_wannacry.exe
Size 19.6MB
Sample260804-3dy22aac57
SHA256 6fdd9d2e897b44c98278ed4d763d18a400825329485071f86ee7895a1325f2ec
MD5 0f4f2da51c90ad0ae08e06d6de65ad7b
SHA1 88b5b73ef4af7f7f8eb7a48ce2863d746e441855
SHA512 e121e18923c186ee5a1a5de115d52e572abba6c1faf1cafd2826a7a5ec03bc3ec073620ce3c32e193b191b84aab034de49f2f6dabdb7d5b15bb4a5dd8dad557c
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCG:Fo
TLSH
T14A27962C13B5A69C47CB36DE915EDC62A4750B8065D3B53817FBAE9604A634F8038F3B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5500	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared H\lsass.exe	2026-08-04_0f4f2da51c90ad0ae08e06d6de65ad7b_elex_wannacry.exe
File created	C:\Program Files\Common Files\Microsoft Shared H\lsass.exe	2026-08-04_0f4f2da51c90ad0ae08e06d6de65ad7b_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3236	5500	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	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-04_0f4f2da51c90ad0ae08e06d6de65ad7b_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4896	2026-08-04_0f4f2da51c90ad0ae08e06d6de65ad7b_elex_wannacry.exe
5500	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 5500	4896	2026-08-04_0f4f2da51c90ad0ae08e06d6de65ad7b_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-04_0f4f2da51c90ad0ae08e06d6de65ad7b_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_0f4f2da51c90ad0ae08e06d6de65ad7b_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:4896
- C:\Program Files\Common Files\Microsoft Shared H\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5500 -s 476
    3⤵
    - Program crash
    PID:3236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 5500 -ip 5500
1⤵
PID:5036

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 H\lsass.exe
Size 31.6MB
SHA256 bf079e3fe2808679448b039abc2ca25460bd27dfc62ddc32068b5f2a21f06d34
MD5 4659fd6c258bee9e84e50c45ee949b05
SHA1 c0b53678e42cd03355b4d54a9b44a637bcfac56d
SHA512 b600e171ccbadf6cb4b4c78e5e93b76810e6cb7e5144906ffea04781321c2ede2b136dd8574143388f10213c8e98dc73b8d20c058f4571f0682b3bdd697d4eeb
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCZ:Fv
TLSH
T1B877C71C13F5D3A94FDA76CFC28AA83250B107DA8DE2717857F679C608E979F0018E66
MD5 SHA1 SHA512 SSDEEP TLSH

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