Overview

overview

10

Static

static

1

sample.html

windows11-21h2-x64

10

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General

  • Target

    sample

  • Size

    490KB

  • Sample

    240701-f2wv9axdja

  • MD5

    901bff5e87be7b3c2c3ee45da179bce4

  • SHA1

    2bd44512efd1923b5fd06b3fe2186e506d0f3d66

  • SHA256

    066d99b7eeae449af840cb0b3d84c516943309684021dd227b74e40918e31577

  • SHA512

    560265edf67899f2594bba5ba16f2243a4fa50f764df17eec7d09a753ca2f0eec2ac72c9d0d70e1bfe471b060fd7e16cfb6f4dfd0029866bf6f0d34be7b00697

  • SSDEEP

    6144:VOxTA8eA8oA89A8iA81A8dA8ZA8SA8WA8NabK:VoA1A9AcABAEAAAqAxAnAhbK

Score
10/10
wannacrydefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealerworm

Malware Config

Extracted

Path

C:\Users\Admin\Downloads\@[email protected]

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 "@[email protected]". 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

      sample

    • Size

      490KB

    • MD5

      901bff5e87be7b3c2c3ee45da179bce4

    • SHA1

      2bd44512efd1923b5fd06b3fe2186e506d0f3d66

    • SHA256

      066d99b7eeae449af840cb0b3d84c516943309684021dd227b74e40918e31577

    • SHA512

      560265edf67899f2594bba5ba16f2243a4fa50f764df17eec7d09a753ca2f0eec2ac72c9d0d70e1bfe471b060fd7e16cfb6f4dfd0029866bf6f0d34be7b00697

    • SSDEEP

      6144:VOxTA8eA8oA89A8iA81A8dA8ZA8SA8WA8NabK:VoA1A9AcABAEAAAqAxAnAhbK

    Score
    10/10
    wannacrydefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealerworm

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Downloads MZ/PE file

    • 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

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Indicator Removal

1
T1070

File Deletion

1
T1070.004

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Modify Registry

3
T1112

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

1
T1490

Defacement

1
T1491

Resource Development

Reconnaissance

Tasks