753d71a532ef2666c20bafcc56fb07e59fb6c3c40c7a9be7b3e0fac3f8717d7d

Analysis

max time kernel
149s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
29/05/2026, 06:35

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General

Target
2026-05-29_a2526da4aa57e9bbc255f90a573c7813_elex_wannacry.exe
Size 23KB
Sample260529-hcdpgsev2w
SHA256 753d71a532ef2666c20bafcc56fb07e59fb6c3c40c7a9be7b3e0fac3f8717d7d
MD5 a2526da4aa57e9bbc255f90a573c7813
SHA1 efc7bf204d53b3034c8b7d56d673dcbf580b9008
SHA512 448876d6a200fba92fa5c4e735c10a07b93a5b2b5b569d91708961000e74076a36ecf06abfe76b7ca2b68b53e7ebc54448a89b30930b444d630371e487a61bdc
SSDEEP 384:ujOyzd2ajvJIuPJcTh1G4LJjBaECkeiJSUj7xsgNhaKDvdzjNqWie+U5b:WBz/vjmTfG4LJjBaECkegSi7xsYhaKDj
TLSH
T19AB2B538D7D95DF6D36785B7C8B2A5811432FF22A1211D1DA85A36010CB3B43A5E3DAF
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1064	opera_updater.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	2026-05-29_a2526da4aa57e9bbc255f90a573c7813_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	opera_updater.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4520 wrote to memory of 1064	4520	2026-05-29_a2526da4aa57e9bbc255f90a573c7813_elex_wannacry.exe	80

C:\Users\Admin\AppData\Local\Temp\2026-05-29_a2526da4aa57e9bbc255f90a573c7813_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-29_a2526da4aa57e9bbc255f90a573c7813_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4520
- C:\Users\Admin\AppData\Local\Temp\opera_updater.exe
  "C:\Users\Admin\AppData\Local\Temp\opera_updater.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1064

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

opera_updater.exe

Path C:\Users\Admin\AppData\Local\Temp\opera_updater.exe
Size 24KB
SHA256 85c5bbc896fa1e78eabcdd21b1a6528c788e9210c9f9810fda7fd69120bd3cc0
MD5 e731738720b43044b24f3b5a8dffcdd0
SHA1 5f02883d5fc6540635d5037aa5c9abec3c19cf22
SHA512 186d56cba9644f8436c5926891c86b1ce896f038a9a687ff832bd2dcf259f134f1f4aa0fa69c148a73ec31171800e4ab9af0965cfd27ecd0f94c598606ff0423
SSDEEP 768:WBz/vjmTfG4LJjBaECkegSi7xsYhaKDvdpbiW5e:Kz2u4LJjBaECkLSi7xsYhaKDV4We
TLSH
T126B2A538DBD95DF2D37785B6C8B2A5811432FF22A1211D1DA85A36010CB3B43A5E3DAF
MD5 SHA1 SHA512 SSDEEP TLSH

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