56f1fb5ad2d58980bf8ad7fca2f287f3f5228447265ab56974181be3c85a4ac8

Analysis

max time kernel
150s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
03/05/2026, 10:57

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General

Target
2026-05-03_dd5a6b991a4db59d068e8f890d59bc4b_elex_wannacry.exe
Size 3.9MB
Sample260503-m2bnmsay7p
SHA256 56f1fb5ad2d58980bf8ad7fca2f287f3f5228447265ab56974181be3c85a4ac8
MD5 dd5a6b991a4db59d068e8f890d59bc4b
SHA1 28931a52690d8d3f26ebf8af2b487cf3d1b096c5
SHA512 5981f45839dcb0bad7e7fda73863b518367760ac9693ebc4ee22d2661127d51ff9959f3949226bf9e018ee7e6d390c100948cae3f6dd2af4ee25639c5ff6f4ec
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBv:E9
TLSH
T1551698B5B62F2A64DE31D2145B8227D9E3AD83C3DA3FC056E2E1F9D28C0B791DC45885
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4984	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
4984	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared F\lsass.exe	2026-05-03_dd5a6b991a4db59d068e8f890d59bc4b_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared F\lsass.exe	2026-05-03_dd5a6b991a4db59d068e8f890d59bc4b_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	2026-05-03_dd5a6b991a4db59d068e8f890d59bc4b_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1920	2026-05-03_dd5a6b991a4db59d068e8f890d59bc4b_elex_wannacry.exe
4984	lsass.exe
4984	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 4984	1920	2026-05-03_dd5a6b991a4db59d068e8f890d59bc4b_elex_wannacry.exe	79

C:\Users\Admin\AppData\Local\Temp\2026-05-03_dd5a6b991a4db59d068e8f890d59bc4b_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-03_dd5a6b991a4db59d068e8f890d59bc4b_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:1920
- C:\Program Files\Common Files\Microsoft Shared F\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4984

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 F\lsass.exe
Size 17.1MB
SHA256 0df35c32001b8c8011f5657d1cde55a2420cb584cc548fcbc7f6f05b3c8eb3ab
MD5 609373d1f92fb0d353b3525544518c6b
SHA1 8158bce1a31881726c4c384f9f71964883ee7e6d
SHA512 3f6c674efc72c4278bbceb692d2bc82e85a499f2c980fccd18cb082ccf5f3ae46a7101682763d42f15fffb188464fdc122511eee524d3bcf2720d97b44d95c6a
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB2:EI
TLSH
T1D3070354B61B4EFEA3B9C29D4C6673E20B70AF71AC3F1355A066CD99AC8F7548F4A100
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 a3ad59372e8b3ec3747514deb80172071b5e98a8e8bb5316150cd887f0a2ffdd
MD5 4668749e01382e3c32c912eafb297bbe
SHA1 d5b0661a9694e748ac9946595b2749b3ad4de3ea
SHA512 9f2ee4257ae912770f74a8a00a02c4153314be4fca5efbd623db49355ec5322f55ebef1af8735f1d8f9c341c01f7932ff0046f7a160dc03051e1be082c6c3868
TLSH
T1E3B0124040ED85324000D0075673101C84A279446D9697D4D300C425E0C345DFAA5249
MD5 SHA1 SHA512 TLSH