General

  • Target

    Roblox-Cheat-Downloader.exe.vbs.vbs

  • Size

    1KB

  • Sample

    241228-tmbteszjcx

  • MD5

    962bd7bd025b2eaa5f042b922f19449b

  • SHA1

    70626e0e14002129cb6873432a5cf81bbf564d1b

  • SHA256

    88de0cfcc6299290a1942d286c8699b1905a5a20c994d209d43bf992c7e74cce

  • SHA512

    0dfa4127e6806292fd563cd65644206770eeecfbf22aaf16d4f8b2af107d35dc7db6f035969b41a2be7e3b14c18905f7c2b120822bb326b869da4266d1526944

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: 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

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt

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: 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

      Roblox-Cheat-Downloader.exe.vbs.vbs

    • Size

      1KB

    • MD5

      962bd7bd025b2eaa5f042b922f19449b

    • SHA1

      70626e0e14002129cb6873432a5cf81bbf564d1b

    • SHA256

      88de0cfcc6299290a1942d286c8699b1905a5a20c994d209d43bf992c7e74cce

    • SHA512

      0dfa4127e6806292fd563cd65644206770eeecfbf22aaf16d4f8b2af107d35dc7db6f035969b41a2be7e3b14c18905f7c2b120822bb326b869da4266d1526944

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Wannacry family

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Blocklisted process makes network request

    • 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.

    • Adds Run key to start application

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

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks