Overview

overview

10

Static

static

1

WannaCrypt0r.cmd

windows7-x64

10

WannaCrypt0r.cmd

windows10-2004-x64

10

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General

  • Target

    WannaCrypt0r.cmd

  • Size

    5.9MB

  • Sample

    230624-3ewcjade8x

  • MD5

    603708f29a65b0ebb37470b804ce6499

  • SHA1

    8cd933e276554a2e76d241459171dac3475f1eb3

  • SHA256

    a17c9d9a4f3efca96edbd9d588aaafc8f319b75bc63083b4aedbba96f9374354

  • SHA512

    8aa1069f6288512d92f0c2125cd8f31512c31f865e3150436e96cfa5bf23ca63d633cb9a864121880d9d8d899de5698efaf135f0406c56f23bc3a8cc2666444f

  • SSDEEP

    49152:0TlQjr91BV/MWMtZ9f0o/pCMcmkgvgplcvflU5tKE0qrwJu8W/9eL3:6

Score
10/10
wannacrydiscoverypersistenceransomwarespywarestealerworm

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\@Please_Read_Me@.txt

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94 Next, please find an application file named "@WanaDecryptor@.exe". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94

Targets

    • Target

      WannaCrypt0r.cmd

    • Size

      5.9MB

    • MD5

      603708f29a65b0ebb37470b804ce6499

    • SHA1

      8cd933e276554a2e76d241459171dac3475f1eb3

    • SHA256

      a17c9d9a4f3efca96edbd9d588aaafc8f319b75bc63083b4aedbba96f9374354

    • SHA512

      8aa1069f6288512d92f0c2125cd8f31512c31f865e3150436e96cfa5bf23ca63d633cb9a864121880d9d8d899de5698efaf135f0406c56f23bc3a8cc2666444f

    • SSDEEP

      49152:0TlQjr91BV/MWMtZ9f0o/pCMcmkgvgplcvflU5tKE0qrwJu8W/9eL3:6

    Score
    10/10
    wannacrydiscoverypersistenceransomwarespywarestealerworm

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Hidden Files and Directories

1
T1158

Privilege Escalation

Defense Evasion

File Deletion

2
T1107

File Permissions Modification

1
T1222

Modify Registry

3
T1112

Hidden Files and Directories

1
T1158

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Defacement

1
T1491

Tasks