Overview

overview

10

Static

static

32f2460115...in.exe

windows7_x64

10

32f2460115...in.exe

windows10_x64

10

Sharing

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General

  • Target

    32f24601153be0885f11d62e0a8a2f0280a2034fc981d8184180c5d3b1b9e8cf.zip

  • Size

    3.4MB

  • Sample

    200917-fzlr4wljjj

  • MD5

    11d35d34cdeb7fc2772c6d02cc9754dd

  • SHA1

    c06886933876c6afefe3dd360da48533e2a80ec6

  • SHA256

    cb6602ec77e62c6f9f37a762870ee8917211d05f9138cf161047842e0eef8092

  • SHA512

    ab1437393544f013de921187a66ea39040e42f5f77d4f061f6c7aed6322c3cc23e3912589d6ce34694a78b1996899098ed065dec9d93102041de4fc26baad363

Score
10/10
wannacrydiscoverypersistenceransomwarespywareworm

Malware Config

Extracted

Path

C:\ProgramData\mpvxsxzo192\@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

      32f24601153be0885f11d62e0a8a2f0280a2034fc981d8184180c5d3b1b9e8cf.bin

    • Size

      3.6MB

    • MD5

      d5dcd28612f4d6ffca0cfeaefd606bcf

    • SHA1

      cf60fa60d2f461dddfdfcebf16368e6b539cd9ba

    • SHA256

      32f24601153be0885f11d62e0a8a2f0280a2034fc981d8184180c5d3b1b9e8cf

    • SHA512

      dbfcf464c3211b7454c406a9f9532c416910ac24ea862d7061e3503f294d690b4957020dcc703984449e0934c7a595cf9061412fa25383850dd86235648ac23b

    Score
    10/10
    ransomwarewormwannacrypersistencediscoveryspyware

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Drops startup file

    • 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.

      spyware

    • Adds Run key to start application

      persistence

    • JavaScript code in executable

    • Drops file in System32 directory

    • Modifies service

      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

Modify Existing Service

1
T1031

Hidden Files and Directories

1
T1158

Privilege Escalation

Defense Evasion

File Deletion

2
T1107

File Permissions Modification

1
T1222

Modify Registry

4
T1112

Hidden Files and Directories

1
T1158

Credential Access

Credentials in Files

1
T1081

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Defacement

1
T1491

Tasks