Overview

overview

10

Static

static

zenhaolauvirus3.0.exe

windows7-x64

zenhaolauvirus3.0.exe

windows10-2004-x64

Sharing

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General

  • Target

    zenhaolauvirus3.0.bin

  • Size

    4.4MB

  • Sample

    230115-s6wghagf95

  • MD5

    afbe6bba36be6ad384e6feccab258960

  • SHA1

    45c076d83c648f195444799aa2eacaf7dde7392a

  • SHA256

    23ad77a2be48a81e4460c894c41a35db18308a8f85eb841f5bf7ae99265f7310

  • SHA512

    420449e730f3e9ccf2d2680ef3f51c7e6d8c78a1dd5de8ee23d2726b1aec011a861bae97644e404bf1fea4944a06fe4d14f39a870ce5a9aa7cd3f916d9f55f50

  • SSDEEP

    98304:GJ4izQvct0rXAAlWmUX5vLxwvfYSU3YD6Si4ftjZWIVTpj1JEOux5uA3mm:GJ/zQvcYAAXUlxcfYRYDZi46IJ3JEO4B

Score
10/10
wannacrybootkitdiscoverypersistenceransomwarespywarestealerworm

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: 12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw 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

12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw

Targets

    • Target

      zenhaolauvirus3.0.bin

    • Size

      4.4MB

    • MD5

      afbe6bba36be6ad384e6feccab258960

    • SHA1

      45c076d83c648f195444799aa2eacaf7dde7392a

    • SHA256

      23ad77a2be48a81e4460c894c41a35db18308a8f85eb841f5bf7ae99265f7310

    • SHA512

      420449e730f3e9ccf2d2680ef3f51c7e6d8c78a1dd5de8ee23d2726b1aec011a861bae97644e404bf1fea4944a06fe4d14f39a870ce5a9aa7cd3f916d9f55f50

    • SSDEEP

      98304:GJ4izQvct0rXAAlWmUX5vLxwvfYSU3YD6Si4ftjZWIVTpj1JEOux5uA3mm:GJ/zQvcYAAXUlxcfYRYDZi46IJ3JEO4B

    Score
    10/10
    wannacrybootkitdiscoverypersistenceransomwarespywarestealerworm

    • 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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • 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

Bootkit

1
T1067

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

Query Registry

3
T1012

System Information Discovery

4
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Defacement

1
T1491

Tasks