Resubmissions

06-10-2023 19:26

231006-x5w4vsfe2t 10

05-10-2023 11:31

231005-nmqdxscd96 10

General

  • Target

    Ransomware.WannaCrypt0r.v2.zip

  • Size

    3.3MB

  • Sample

    231005-nmqdxscd96

  • MD5

    e8378f1d77e68ba6fea9af95be411c1e

  • SHA1

    dd728dcf1e346ee9ad749bf82bbedf03d19d3676

  • SHA256

    5649b54f0b7cd32a47484c44c210ad2e46a00f1a8c72d71abf2c0ad53710ff84

  • SHA512

    6364eccf7318bb950408a8bd783055762724ac1cdbbc8f801a98093a08aa12283d3d0a874d842fc40625e21716bffc23bd22f700e5aed4ae15f66c95d5fad8fc

  • SSDEEP

    49152:e1TrJ5Yo9T9lHHk684j4vmB9wpWHXi6qwlXAs1Us6GJccRa2sE1688+LYqhSfs2U:eJJem868G6p2y6TwsesRJccYo6YhFJ7

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\@[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: 12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw 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

12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw

Targets

    • Target

      Ransomware.WannaCrypt0r.v2.exe

    • Size

      3.4MB

    • MD5

      84c82835a5d21bbcf75a61706d8ab549

    • SHA1

      5ff465afaabcbf0150d1a3ab2c2e74f3a4426467

    • SHA256

      ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa

    • SHA512

      90723a50c20ba3643d625595fd6be8dcf88d70ff7f4b4719a88f055d5b3149a4231018ea30d375171507a147e59f73478c0c27948590794554d031e7d54b7244

    • SSDEEP

      98304:QqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3x:QqPe1Cxcxk3ZAEUadzR8yc4gB

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • 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.

    • Adds Run key to start application

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks