Overview

overview

10

Static

static

10

adb04b12fa...e2.exe

windows7_x64

10

adb04b12fa...e2.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    163s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 01:19

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General

  • Target

    adb04b12fad7b0259d47de69a9879dd27bb5dcb515927b2ca1efb32455262be2.exe

  • Size

    164KB

  • MD5

    dfd259d08b2acbb8a739005cd1c93dad

  • SHA1

    51da92f6e295b15ac5f883d4aa74a0e71ca3efdd

  • SHA256

    adb04b12fad7b0259d47de69a9879dd27bb5dcb515927b2ca1efb32455262be2

  • SHA512

    ef04dfe9b2d86d6a8d23c2bfd3474ead2a962803e9b55518399a97ffd8689f0cf7851d2df2cf3bef89224546eb9856055513404766cde3a36693f84cc69c9059

Score
10/10
ryukransomware

Malware Config

Extracted

Path

C:\0bq5c3-readme.txt

Family

ryuk

Ransom Note
---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your computer has extension 0bq5c3. 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. I suggest you read about us on the Internet, we are known as "Sodinokibi Ransomware" , for example, this article: https://www.coveware.com/blog/2019/7/15/ransomware-amounts-rise-3x-in-q2-as-ryuk-amp-sodinokibi-spread Pay attention to that: "How Much Data Is Decrypted with a Ransomware Decryptor? In Q2 2019, victims who paid for a decryptor recovered 92% of their encrypted data. This statistic varied dramatically depending on the ransomware type. For example, Ryuk ransomware has a relatively low data recovery rate, at ~ 87%, while Sodinokibi was close to 100%. " Now you have a guarantee that your files will be returned 100 %. [+] 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/119EFE8A386ADDBB 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/119EFE8A386ADDBB 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: 7XoONcX0DGUQZHCwQcjspOHw9P7Y5CxpkmmtrFXFsTnPUJ5kk1YJoW0nr1jN77qW kYmy6rfsSD0p9J3zuKdlrqfc8O6sWEA8CYH62WrqwYDh8HVWo7B00cMNP4Kw0y4J +cYpIbkReCQCfo2QY6E+/x+FYcA8Dq5eAS9BVGYWp3yb3tDSkZcfMmpYtd+JmxgK yFB1tpBMm2Itn4twV8znuMi6D36BldwCAfCHRy40MuiE/wj/us24QA095btU+vzA YNSPv8L0HONh8nok2vAdM0ogUlpRoAvueizisTAHVRdPIQAIaTDoSJChDuqigVZH ZxA8AVTIxvgSqvtI+jgbm7y8F0lsLCzlv3VIU94tcqvhHZtrU9nw28aSpDuEQ02z m5MfJkPGg2UfaS3Qn4VkniHGnWKtP/eGzHDZup+NkIcVtWYBjEo0zukJLO1+wzWx ivFZmwTbCU1Y3iUH4j8lWLlsUUE7A+DTLPtsKgtoDin1MPIvqIX2kdYrL9epcIha tBzGcPo0sRrHra8c92Y9ExoR8XhiaHQ+diVwY/vOE5CH+nbutaTG5gBwYBaRJmHk WsRqoXXurxTak+Kl2nxjf64euzZ1xRLhz3hEL2js/lpTL93G65Oznq+9B7Annnu+ rpWHIjF0rfHPysHtGkJxwptvR/+Aqmiutr/YAXJIhETcNwDHMDFFj/pkggEFsJge dguU+VXl/eU3gom4Qd43/+bq7a/4D0ohv0ME4xffyIuGCfAlZ4qp/hxO34P5EMv8 4x6vCmJ751xIBTeMPSMl7ywRRCmA40uF1850RvHFNRBRwypUg4gNK8vKXNsLB2B7 aWd2sQhCk085dwjplFw2+RopIjFeXisKru8BY8scuKMl5S8PE54iLok0odXaWs8v LqE1jltRRNAoNxo0xzmbGmxKA2upu/J3aL1EaRbSKUfytnn3sURf/Xwl1qlqhqMp Ktoj7d1vxnjvKsFB76+bKM5v3OX+y7VfwMW0L29LdKtrEWU4WkzXm/jSLfuiEca4 4BmnyQrcbivBOSatfsh4d5rSYo5RqQQ6qcmok0mtjqfAUOM7+j7WXfzoEBGlTzEq HJ3Kgt/RIabMmlENnRcnOst1AP2iblIYrVfKn0YJ/gICu6kZGGQpI9OdhPo/RTxQ PfWcRA== Extension name: 0bq5c3 ----------------------------------------------------------------------------------------- !!! 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

https://www.coveware.com/blog/2019/7/15/ransomware-amounts-rise-3x-in-q2-as-ryuk-amp-sodinokibi-spread

http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/119EFE8A386ADDBB

http://decryptor.top/119EFE8A386ADDBB

Signatures

  • Ryuk

    Ransomware distributed via existing botnets, often Trickbot or Emotet.

    ransomwareryuk
  • Modifies extensions of user files 7 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Enumerates connected drives 3 TTPs 25 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Drops file in Program Files directory 31 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\adb04b12fad7b0259d47de69a9879dd27bb5dcb515927b2ca1efb32455262be2.exe
    "C:\Users\Admin\AppData\Local\Temp\adb04b12fad7b0259d47de69a9879dd27bb5dcb515927b2ca1efb32455262be2.exe"
    1⤵
    • Modifies extensions of user files
    • Enumerates connected drives
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:836
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1388
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:456
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1096

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/836-54-0x0000000076421000-0x0000000076423000-memory.dmp

      Filesize

      8KB

      Download

    • memory/1388-55-0x000007FEFBAE1000-0x000007FEFBAE3000-memory.dmp

      Filesize

      8KB

      Download

    • memory/1388-57-0x00000000027B0000-0x00000000027B2000-memory.dmp

      Filesize

      8KB

      Download

    • memory/1388-58-0x00000000027B2000-0x00000000027B4000-memory.dmp

      Filesize

      8KB

      Download

    • memory/1388-59-0x00000000027B4000-0x00000000027B7000-memory.dmp

      Filesize

      12KB

      Download

    • memory/1388-56-0x000007FEF2D00000-0x000007FEF385D000-memory.dmp

      Filesize

      11.4MB

      Download

    • memory/1388-60-0x00000000027BB000-0x00000000027DA000-memory.dmp

      Filesize

      124KB

      Download