242917aa4b2e3525fc7e3364919b0ba8f4d16c217707ac81a8b27a8643101d87

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260630-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/07/2026, 01:08

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General

Target
2026-07-02_c1d3fa54aae240e64b7fd71f841ca4a2_elex_wannacry.exe
Size 31.2MB
Sample260703-bhbzhset4k
SHA256 242917aa4b2e3525fc7e3364919b0ba8f4d16c217707ac81a8b27a8643101d87
MD5 c1d3fa54aae240e64b7fd71f841ca4a2
SHA1 583ca055894b587edd33b7573e45a59443868a56
SHA512 97eb186689540aca839ba6e219e2ea6ddb539529984fd13ffd14520c0c6926d72ad6e03a7ae746bd71b2ce85e3b226ac424e24e2ed4ae09a23b10880b5096b09
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN:j2
TLSH
T1EC77D8F766E9917E7C768B70A2C5249639628A4D80FA387FE1C9E87FBC601D1131B053
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1648	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared X\lsass.exe	2026-07-02_c1d3fa54aae240e64b7fd71f841ca4a2_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared X\lsass.exe	2026-07-02_c1d3fa54aae240e64b7fd71f841ca4a2_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4700	1648	WerFault.exe	88

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	2026-07-02_c1d3fa54aae240e64b7fd71f841ca4a2_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
6084	2026-07-02_c1d3fa54aae240e64b7fd71f841ca4a2_elex_wannacry.exe
1648	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 6084 wrote to memory of 1648	6084	2026-07-02_c1d3fa54aae240e64b7fd71f841ca4a2_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-02_c1d3fa54aae240e64b7fd71f841ca4a2_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-02_c1d3fa54aae240e64b7fd71f841ca4a2_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:6084
- C:\Program Files\Common Files\Microsoft Shared X\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1648 -s 472
    3⤵
    - Program crash
    PID:4700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1648 -ip 1648
1⤵
PID:3716

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 X\lsass.exe
Size 43.6MB
SHA256 3ba6f7f8817e34cd87b114cc6c81475d801a87103fd3b54d716e251794b2c5ee
MD5 af942a1a1e33c46aa79f6bcdc9a2c69f
SHA1 f692112f40c60951288ff4e23c537e428552727f
SHA512 15ac989863f7d5cca024532c8cca68ab3a2d2d1fbde94e9b3cb076ae26ab4ad9cba57b0b01ab780e2b68a80158165515680cd4508fb73cbf0c84f704f384a186
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNG:jr
TLSH
T1BBA70A7B77C8146DB9EECB30E1A454D66863D60E80F639FFE188DCBBF890199924B045
MD5 SHA1 SHA512 SSDEEP TLSH

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