Overview

overview

10

Static

static

1

piggy.png

windows7-x64

3

piggy.png

windows10-2004-x64

Resubmissions

02/07/2024, 23:48

240702-3tl3eawdpf10

02/07/2024, 23:39

240702-3nl58awbkg10

02/07/2024, 23:36

240702-3lzzaszekr6

02/07/2024, 23:36

240702-3lvdtawalh

02/07/2024, 06:39

240702-heslesvapn10

02/07/2024, 06:28

240702-g8c76atgjr10

02/07/2024, 06:22

240702-g4z65azepb6

02/07/2024, 06:05

240702-gs9leszbja6

02/07/2024, 06:00

240702-gqde7szaje8

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General

  • Target
    piggy.png
  • Size 1.3MB
  • Sample240702-3nl58awbkg
  • SHA256 38ce15ff72fe07a74ac9e4692fac7c0b964ca3c4f6def07d942fd94ecfd80981
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
wannacrybootkitdefense_evasionexecutionimpactpersistenceransomwarespywarestealerworm

Malware Config

Extracted

Path

  • C:\Users\Admin\Downloads\!Please Read Me!.txt

  • 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: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
Wallets

  • 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1

Targets

    • Target
      piggy.png
    • Size 1.3MB
    • SHA256 38ce15ff72fe07a74ac9e4692fac7c0b964ca3c4f6def07d942fd94ecfd80981
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    wannacrybootkitdefense_evasionexecutionimpactpersistenceransomwarespywarestealerworm

    • 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

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • 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 Enterprise v15

Tasks