ccfac0770d73fe4ae97adaaf369b57e29c506ee13ed2c61c5be85a6bec264d46

Analysis

max time kernel
149s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
30/05/2026, 00:43

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General

Target
2026-05-30_de9aff49c821866b1af97842f1c96559_elex_wannacry.exe
Size 41.1MB
Sample260530-a28bdsct91
SHA256 ccfac0770d73fe4ae97adaaf369b57e29c506ee13ed2c61c5be85a6bec264d46
MD5 de9aff49c821866b1af97842f1c96559
SHA1 b8541b92c2be083273893862866b42266ed104ed
SHA512 a3e5d8d1d33ec07e2a01e9cda12a0fc6f58b87851c7b3d96297d0d6b805956690effeb25aeb052e4f5bd547c4e18a0c6c2a3d5c1e05242399a19d0a751c1fd5d
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBT:Et
TLSH
T13397975FDF0F2E2720E5782683EAEAFB262154B79151B3F783CCD525A8C8E153C12649
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3332	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
3332	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared V\lsass.exe	2026-05-30_de9aff49c821866b1af97842f1c96559_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared V\lsass.exe	2026-05-30_de9aff49c821866b1af97842f1c96559_elex_wannacry.exe

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	2026-05-30_de9aff49c821866b1af97842f1c96559_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3212	2026-05-30_de9aff49c821866b1af97842f1c96559_elex_wannacry.exe
3332	lsass.exe
3332	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3212 wrote to memory of 3332	3212	2026-05-30_de9aff49c821866b1af97842f1c96559_elex_wannacry.exe	80

C:\Users\Admin\AppData\Local\Temp\2026-05-30_de9aff49c821866b1af97842f1c96559_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-30_de9aff49c821866b1af97842f1c96559_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:3212
- C:\Program Files\Common Files\Microsoft Shared V\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3332

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

SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 38f4d37c815c8df8f81bcbc66879cec93603209fa1277c13f1386842b5dc2b9c
MD5 c711b6382bf86f9ba3f06daf208579a9
SHA1 1219f7ce034c3a617e3e4fbb244993a559d07c9a
SHA512 7c7674598a728e1a26a979ea73ba73a2a12794c9e47ea5a5b17b2aa8c48712ff675a124aa9a8076bb9bef87c429655e01809341fda3b6393b0b7b23c6c41cc35
TLSH
T11FB0120480BBC512190DF00317B4520DC0517C04991717305721C5486DC0C89F982141
MD5 SHA1 SHA512 TLSH

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