Analysis

  • max time kernel
    200s
  • max time network
    209s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2023 09:08

General

  • Target

    5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93.exe

  • Size

    164KB

  • MD5

    890a58f200dfff23165df9e1b088e58f

  • SHA1

    74e3d82f7ee81109e150dc41112cf95b3a4b5307

  • SHA256

    5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93

  • SHA512

    2ee3636833cd9b02f5e311401817b15514845d4c12c1416d7e345845f8084775bf8c5f8f32822066b75a6b627a93138a0b27deb99c8bbb1f8d640132a2d8de0d

  • SSDEEP

    3072:Hp5SexkWi1Lbi4eTMlwDCnu/q2GB96W/y:JvGWwbnWJ/yB9

Malware Config

Extracted

Path

C:\Recovery\uz4j17yd-readme.txt

Family

sodinokibi

Ransom Note
---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on you computer has expansion uz4j17yd. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). [+] 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/00463900FAD1460C 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://decryptor.top/00463900FAD1460C 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: thLNOxt9DoZAjSQ04Hsfo38W6CKHbC+jCU94NTwF6lYl70EMXuagtZedEOFup2pI /HfXH47+Cl2sCs9lnSLdSzv4iMw5uwE60/ce7t27C6DZd4mIfocyBALHBQo4a64c Gvff6VPNUsF41ESljnT/Wt2UbpdGjuqSrJeIOECEPWLah2Z1ADEfSEQ92vljelVv l6Lg4WbI5Xop2fE69Pd3jmfgpJkX5WZSnPLs4x0qja9p9GObHsgiA/XOQ3v1+MpV HIa6n9lJ1XwrK7oLTfkDg8VHuVvUreysvlMkLJ0a0kzhgK5xxMTaB93oF+Iq6Ehf nE63eeBUtdU28APEysrvvhr0lR7WB3mOJHPvnRiJ8b2aUdoO1HknZgfOVkJ/Bz4d WB+G2cE3zbTGj0Jn/TBOTyjAGtyRgUWE4XC5mhpqKn2Sy7c/rSr12I3LEYGnPpHt zqKVh/EJBcG7jVVRSb83Z+mcWTGemFcCRVHehOipxZMa4l+X4U2v+8IGPKh/pssZ UoGXwjI3bXVaD6aipT/CDyPnTNqfIcR23d4vYGXA6fSXKdyfm6Rt74FW4sT5iEus GTMZ3RyafaXwGCogfH1Kf9+Ri1XnMdBjqpgLCqB/xmUDuKcmjOLp/DsJ9pNmuEHX R4NOvUIWg+KvNDx0fqMs+kCRtndj5hHpYyd0dHu0yhs2vpbzsS3ozHW7WgMTL+LQ zynRGvtH6kKpjX9nfSRZH8BGyP8N363t6EmmrVR3k83Z5WVzhXZRdexxJmwUAf+r vV0jCXeOmxxMRnwqSjBf1AmHCNsCM1ksQY6HHCQ+q2eREQ/6UhOdaDT34SMFN9rT IAIwQ4AhpjlRp6fbWhFUejTFkN0wkH8zEkOyg3mokBvgyQxFeSgs1YaWLAKJh7SN pHYcu0ftPGV1wfHjMjW6dA9NIgZn5ZprJpAQuctXAh8uM1IkVwfOESFqdkb+nE33 zI+3Ike1WYPPFykV3a4zh5QgpphG6ky5QRDzCTLlULzw2wexnttlHkTKOrdcnn0e U5/6h387jS/Sx8wqcaYBRFoNqIKha38qJTBX4f+WUAhRDOdLOtaRDpQeydNtH4zF vQaRsjtmnss1HQuIUScZd+LdQ9ilb7cOlT4WYBManYTddRmmek23xY5aMYiNQM98 Pj0Qkiu2PRjqyA== Extension name: uz4j17yd ----------------------------------------------------------------------------------------- !!! 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. !!! !!! !!!
URLs

http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/00463900FAD1460C

http://decryptor.top/00463900FAD1460C

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 3 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • 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 15 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93.exe
    "C:\Users\Admin\AppData\Local\Temp\5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93.exe"
    1⤵
    • Modifies extensions of user files
    • Checks computer location settings
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3592
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /All /Quiet & bcdedit /set {default} recoveryenabled No & bcdedit /set {default} bootstatuspolicy ignoreallfailures
      2⤵
        PID:2904

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    3
    T1082

    Peripheral Device Discovery

    1
    T1120

    Collection

    Data from Local System

    1
    T1005

    Impact

    Defacement

    1
    T1491

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Recovery\uz4j17yd-readme.txt
      Filesize

      6KB

      MD5

      3f7c7d5d08a2c6622a70ee518dcbf437

      SHA1

      59f4412eba61aa9380ee3a797381c4f2cff0030e

      SHA256

      7dbb70ef12f1093d63bdf43575679b96183016b269c8e3189f4f3150be60e8ab

      SHA512

      e93910b82459ded9a98e3ff8ed4398528c731f37d55929a4da460b2aaad52a559c49ce848b5e78c416c942d20065a5a19df886327abd61cdc8a8ffda295c507b