General

  • Target

    Free Software Downloads and Reviews for Windows, Android, Mac, and iOS – CNET Downloadrr.html

  • Size

    827KB

  • Sample

    240326-bsjr4sbc59

  • MD5

    e7a7046d8aed5ee76856b037c7a6459e

  • SHA1

    de207e6ef6cc6bcfe2b498dee3cea5364826a829

  • SHA256

    9110c6498cd6c64f7035ea0f915d1fa51fce1775c5282587c2e21d5dab1c9bd6

  • SHA512

    16f9f606fb64420d5fa8a3e48798a084b495a07663fa0bce5d1580ace5378afabf1211813abbf901ef70c6bc41fd6e95bdecd2da3cd81ef8984d5d2b116da672

  • SSDEEP

    12288:hhLhDIPdQiaLW9vqXkS3cY9r7QeQIOEvB8SRHrLTX8HLEfxtM1V+DNFZleSBvFFj:hhSPdQiaLW9vqjWq/omTiRw

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

      Free Software Downloads and Reviews for Windows, Android, Mac, and iOS – CNET Downloadrr.html

    • Size

      827KB

    • MD5

      e7a7046d8aed5ee76856b037c7a6459e

    • SHA1

      de207e6ef6cc6bcfe2b498dee3cea5364826a829

    • SHA256

      9110c6498cd6c64f7035ea0f915d1fa51fce1775c5282587c2e21d5dab1c9bd6

    • SHA512

      16f9f606fb64420d5fa8a3e48798a084b495a07663fa0bce5d1580ace5378afabf1211813abbf901ef70c6bc41fd6e95bdecd2da3cd81ef8984d5d2b116da672

    • SSDEEP

      12288:hhLhDIPdQiaLW9vqXkS3cY9r7QeQIOEvB8SRHrLTX8HLEfxtM1V+DNFZleSBvFFj:hhSPdQiaLW9vqjWq/omTiRw

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks