dfd0599f79b92a5acb9225f8005da5ef667c70ee9e8f7901c4b0112ca62d8897

Analysis

max time kernel
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/07/2026, 04:34

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General

Target
2026-07-14_0b5f294dafaa66558cb001bec37c0147_elex_wannacry.exe
Size 27.2MB
Sample260714-e7j8zaet6p
SHA256 dfd0599f79b92a5acb9225f8005da5ef667c70ee9e8f7901c4b0112ca62d8897
MD5 0b5f294dafaa66558cb001bec37c0147
SHA1 ba1f4578170fb06d8067c2f828fb360db947368d
SHA512 2cb9e4a765a124d021eab95c12008f3bfc8cd1e8afa90745ceeef37a38a2e286270d50b635321a0823c2761a44617159a2a2922d4effd5ca50f213e1525d287f
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNf:jK
TLSH
T1E757A880C2A71205C3F46FB4A3976FE56781B8D9F63381CAACD25BD685EDA6539F400C
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4188	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared H\lsass.exe	2026-07-14_0b5f294dafaa66558cb001bec37c0147_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared H\lsass.exe	2026-07-14_0b5f294dafaa66558cb001bec37c0147_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5172	4188	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	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-14_0b5f294dafaa66558cb001bec37c0147_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2596	2026-07-14_0b5f294dafaa66558cb001bec37c0147_elex_wannacry.exe
4188	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 4188	2596	2026-07-14_0b5f294dafaa66558cb001bec37c0147_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-14_0b5f294dafaa66558cb001bec37c0147_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-14_0b5f294dafaa66558cb001bec37c0147_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:2596
- 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:4188
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4188 -s 472
    3⤵
    - Program crash
    PID:5172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4188 -ip 4188
1⤵
PID:5016

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 39.1MB
SHA256 95a85d62f0e92f90e3d51f6b71fb7a4b944991840c7d14a34293113a390d0763
MD5 c93ba24b75d4f6792f38c20f0e00fe0a
SHA1 ecb58ca992ee5f41af1b8a1ec168a08db8b26147
SHA512 e43c08f3364b034c1559eb0db524340c719774c6f1e2714f68ffe588a7d7a619fa21f6a41eb881344dc5ef35db4f4e45eb8eea506615eb24e74da7be2aa39432
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN2:j5
TLSH
T16897D8C1827725085BF41FB1B393BBF53B81F9D9F57381496CE19AA244E9A68B4F4038
MD5 SHA1 SHA512 SSDEEP TLSH

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