Overview

overview

10

Static

static

1

Wallpaper.zip

windows7-x64

Wallpaper.jpg

windows7-x64

3

Sharing

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General

  • Target

    Wallpaper.zip

  • Size

    1.7MB

  • Sample

    240729-p7rcdsyhqq

  • MD5

    a66b6c0725433bb071089bb84bd0186c

  • SHA1

    c45338281936074cab03d2bba30e899cae8df29c

  • SHA256

    19a087166b899e4f6c63c76e3a8978a2429ed4e3f2479299c4b2a3f8872f6e3d

  • SHA512

    3e93794fe6d7048a452a685d6a65457061467b8715fd59769db4f8d62141d95505a50135a7ecd5b3684f911b94d34320335de2bf71854dcc94a6d285b3ad9a6f

  • SSDEEP

    49152:Rz5/rgN4ypUO9DJmePL4IFMt7wQmKX26ktvAxkulD7Gm6rD:N5zQQ+L4yQm8ZkuCGOm6rD

Score
10/10
wannacrydefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealerworm

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\@[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: 115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn 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

115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn

Targets

    • Target

      Wallpaper.zip

    • Size

      1.7MB

    • MD5

      a66b6c0725433bb071089bb84bd0186c

    • SHA1

      c45338281936074cab03d2bba30e899cae8df29c

    • SHA256

      19a087166b899e4f6c63c76e3a8978a2429ed4e3f2479299c4b2a3f8872f6e3d

    • SHA512

      3e93794fe6d7048a452a685d6a65457061467b8715fd59769db4f8d62141d95505a50135a7ecd5b3684f911b94d34320335de2bf71854dcc94a6d285b3ad9a6f

    • SSDEEP

      49152:Rz5/rgN4ypUO9DJmePL4IFMt7wQmKX26ktvAxkulD7Gm6rD:N5zQQ+L4yQm8ZkuCGOm6rD

    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

    • 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

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

    • Target

      Wallpaper.jpg

    • Size

      1.7MB

    • MD5

      fbc1ec46f422d917dfb19ca4e20f963e

    • SHA1

      9eae41c1bd0f13786b101af0d0914dc780a0b00f

    • SHA256

      df57305ce989d8261057e38313b535928955d9331d86b80439802fbf0fbc6776

    • SHA512

      70e618857fb653ed79fcb6b4f8c89afa3b48a8542d1d945af1a2b0623e60d9f0a7461c223eee2b35232a4d87d32275ab584a20b84deedd2e1349606b88ad3e74

    • SSDEEP

      49152:Id3C4LLGujE0qwt9936ihsJqtW/xH/CXOX5H6j/G:IdzLLGubq090/2WIeX5H6j/G

    Score
    3/10
    behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Direct Volume Access

1
T1006

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

3
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Query Registry

3
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Defacement

1
T1491

Inhibit System Recovery

2
T1490

Tasks