Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    27-03-2021 00:03

General

  • Target

    892083cb3f064e9434df593bfdf6f00e48ab68778bfca8d9a64d697d5d19fe5f.dll

  • Size

    119KB

  • MD5

    52d280d45daba695a565e25cdd2863d8

  • SHA1

    60c525e2a52137514d3dfa72e8a49a0d4da98759

  • SHA256

    892083cb3f064e9434df593bfdf6f00e48ab68778bfca8d9a64d697d5d19fe5f

  • SHA512

    8304713277dddc0e9f899d3f91b1a8e33fb654945bd71f45185dcfee70a681df337d53df891272003ec93827aa2d5db77a9c652a3253409fe65b42c368a55701

Score
10/10

Malware Config

Extracted

Path

C:\8ro71-read-me-KRBL.txt

Family

sodinokibi

Ransom Note
---=== Welcome Kubasta Bickford & Lorenson ===--- [+] Whats Happen? [+] Your network has been penetrated. Your files are encrypted with strong military algorithm, and currently unavailable. You can check it: all files on your system has extension 8ro71. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). Also, all your info copyed to our servers. If you do not take action to contact us, the data will be published for free access to everyone. As soon as we receive the payment, all data will be deleted from our servers. [+] What guarantees? [+] Its just a business. We absolutely do not care about you and your deals, except getting benefits. If we do not do our work and liabilities - nobody will not cooperate with us. Its not in our interests. To check the ability of returning files, You should go to our website. There you can decrypt one file for free. That is our guarantee. If you will not cooperate with our service - for us, its does not matter. But you will lose your time and data, cause just we have the private key. In practise - time is much more valuable than money. [+] How to get access on website? [+] You have two ways: 1) [Recommended] Using a TOR browser! a) Download and install TOR browser from this site: https://torproject.org/ b) Open our website: http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/02A4E166B22053E9 2) If TOR blocked in your country, try to use VPN! But you can use our secondary website. For this: a) Open your any browser (Chrome, Firefox, Opera, IE, Edge) b) Open our secondary website: http://decoder.re/02A4E166B22053E9 Contact with us in chat on website. You have 3 days. If you need more time to make a decision and collect money for payment - inform the support chat about this. [+] How will the decryption process proceed after payment? [+] After payment we will send to you our scanner-decoder program and detailed instructions for use. With this program you will be able to decrypt all your encrypted files. Warning: secondary website can be blocked, thats why first variant much better and more available. When you open our website, put the following data in the input form: Key: aq0AJRLQsyREBYj8HHmD5lFDwPBJfjn3G9vJPX6vZlCt3I9me72sDdhA9SnognGO te3v24aOPQZWAtzVpa3sj5PrLnsTG8Pr1EFciW6YcQT5n3+z/ay5KBYOyjKxogIL JZ5UxWYQ4KUV35FHyf7jW0CazIpnHnGSp072RXT/o0PRaJXqcv94ufuchdVGSoUK oLG/+lRbBY0GvNB6AZ6aEEcgl4Kf8p26ZcaDvATB/nomnIQDreN5xT1vYWgbk6Jk z+fJQbSLWYcBckequBPs/ATDPNbSLWeaBcsIuIODQF2xZS++3XCrEwp/+qeKhL+q mMkLxILGIndpp1joLUS7UTI35TXC8g+X5VhAiL66Tkjk3+ZB2wYTBnXiTjE/E6IO KYX9xopPPiY787NCtQOEZRd8IV2y3s6q1lbB4jftyaLWuO8SJwhiXr9wZ3Uugx+V vwjVQbZAPKkso+2NdCdr9iHPPYx1rhE77o0GsuCyCYg1i9E++KufxNUYfxTFXAGz gftdC2hunGqnwv4+dVjvVwPylNATvCn/mjFf+m9UmUop16lyzJOV6CUojgQ6/eST 0WpnEueoT1blue1N723xRKLnzsc059Ij28HQS4sGji9mv/aBjr2n20Vc5scUk++A q7ZP2+lEPflA9H7Fyzopq6T91DorbVLZmvJVcVhAi7HrIDw6JILh11Y9PpkL5FJw UB+ME+wCVxL/Cw/AU5fmz28leEg5tQa8iPzLzGJdICrnTxcx4zKB9k7OEG/0Vdd/ 4chuKOrI6/XCljzfQjKxTsaU/CoVCVc1ofE8ebMtOTqnNbK5AWz8Z0i0w9//kP1r 7DxNRnTBhNVqham7QSUsFwjKJemVLZ+J+Cs60ye3DvjRkK1b3fNJJvXRVblz1MZi RtM41njL+glsmb8zO54PYRS9YXWKfWi5vTziqo9i0tNgmnRd5UWyhVuLZgMvNcI/ soDZfnulTMrjvDafHeDn9dD42sx6/wUP+Ikdmur7NYUfCuHlcBshhNnvqW+iH8Yy ElE5VQ9rgDpEVQBIZzlsvVn+M0/UBm2nGvQmBwVNCU6NSJ2Zf1JPtN9d+CvMmY5a zj7iOS4uuOMoL67flvJo+/sBgfMGIikS9FI7neUlDu1opC2wkzWWzmfDTldcIHPW 3upP+kGF3loYvj2R63v/4BEc4rPrAQKFYaAHJWPo86zCCG4eeMephTtf4zCYkXIq C7uU7Uk8lT0VfUUIvgoWNMqX+xG858aIa1+avLZcT0IZ3TQLJnCUnPzzU/Gyepor Ol9obg== ----------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damge of the private key and, as result, The Loss all data. !!! !!! !!! ONE MORE TIME: Its in your interests to get your files back. From our side, we (the best specialists) make everything for restoring, but please should not interfere. !!! !!! !!!

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Enumerates connected drives 3 TTPs 25 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 18 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\892083cb3f064e9434df593bfdf6f00e48ab68778bfca8d9a64d697d5d19fe5f.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3496
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\892083cb3f064e9434df593bfdf6f00e48ab68778bfca8d9a64d697d5d19fe5f.dll
      2⤵
      • Modifies extensions of user files
      • Enumerates connected drives
      • Sets desktop wallpaper using registry
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3476
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:3224
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2608

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads

    • memory/3476-2-0x0000000000000000-mapping.dmp