Overview

overview

10

Static

static

10

4d139974f0...5c.exe

windows7_x64

10

4d139974f0...5c.exe

windows10_x64

10

Analysis

  • max time kernel
    127s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 02:07

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General

  • Target

    4d139974f02981f05ab792965cd80b7cf999c19aba4dfa3f1f9a675d88e67c5c.exe

  • Size

    248KB

  • MD5

    f1114ce37df10a63b922c2438d45f346

  • SHA1

    7d8403c7bb2f52132e44cdb898c0f822a12cd095

  • SHA256

    4d139974f02981f05ab792965cd80b7cf999c19aba4dfa3f1f9a675d88e67c5c

  • SHA512

    ab1bbf792af6f98a258999e9ef4076b890e1dd9dbe5a0a7b59a8a5346656a5577c173524bdd24b3fc96ad4a837249aa82c89f5976f8daabb65275adb755ce0d3

Score
10/10
sodinokibiransomware

Malware Config

Extracted

Path

C:\9at2oq445-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 9at2oq445. 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/C755F592D684AAA0 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/C755F592D684AAA0 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: K4tk20PePthdY/RGeJKYw1LrpRMnz7xVzlf/5CWtLEVlSgW2twbWYOjs+rXUMorQ pnF7U3cm/in0zkIdnm0Zm8JNavs+6jupQyWTyFyKXTfhAjuIdMSRgC5TmK0kGhyK 6qTzamTiEK/v/qqLshtWB7SYmncLhQU8ZBpoBg4lP/CD0HzEefJ91lKd5z8Qaqzw gVhy9jQi4dXEBPrxmhJ5zWq3YqDff15er8G3yf0TT9zam4C9JupvlVLVOJGBsLZu eBJVxeGREG+XT5NNZkKORRehtrfq9JxyvZ/zC9mqi421KXRnzea7Zzv5m1a0fuAD Z+9OlmlZu6Wc0jZE87G7No0WHzS88UBrTiTqP+LbTMMBWBpdyjyRlmyCGN1mH9wR 5Kd8kp5a28uV2IWON+3aDXxzMaqLOkQHji2ObEt4ER27XZsGTuQpeIDG0pdI2rmp 0bOE0BFDMhkPJ8fbo2RJNntYtk/yYP8n1AUGEhGpHgpgYDGiTHA1uYI/bTvJLqSV d41KtUTAibKX5bb7gPya2pJY1IUFxmdWRsHbMBFoBdmG8Z4rWxxOgGFs6d5rkjW7 aSPTx31Gjy1Po775oV+GsDG0B2iWrT74Kkj9xitKVVbw3l/HU0YDYh+5CLMcFPnt bjYkKGEba9gbOezU1xcqWy0eSc260W2jC42mVBdWLJuntEAisr5+ecDyvj3EyBEj +y6VsrQ2N4w9f6QsGbNP90fXMpE/MjYQc6axiTB3rnjRbb2n43MDGcuRDgdU573o 1WnKHiw3hEsTP5DpSQZHpZVq76WZzA74CNZPmqqovitVYdnVC9xT8UfJrVbf8B+Q vqLGKX+JYbdHI6maX7CnMlz0ZkovOpgQI06sQusZ+ATCkpswdoZRVNQxoudavkOR 6XNQ+bl5dZy6UMkUUTrqeM4bKluVtiz7F0DA6B8Avtl3b5kHuT5Gc5H73kSdns02 ne1jYQTgJusxnjx8xVJP9R+RNWeQZ/P4kwCFAZsOizFnHrcTayOqXs4Yr73R6FVM YstL3MzJbsrZbt14v3y2kHhJK3Iy0WzBJ4l/N6Q3cb1zcSXKluCS4akT0yXDiWSf Rdtt2P3QOeXwP8oXvybeTLu8xfMDd59fTIqqFKAvgIbMZ0MJO6JI31UdVT9m+2x4 144s9Qqu Extension name: 9at2oq445 ----------------------------------------------------------------------------------------- !!! 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/C755F592D684AAA0

http://decryptor.top/C755F592D684AAA0

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

    ransomwaresodinokibi
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies extensions of user files 4 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops desktop.ini file(s) 28 IoCs
  • 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
    ransomware
  • Drops file in Program Files directory 21 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d139974f02981f05ab792965cd80b7cf999c19aba4dfa3f1f9a675d88e67c5c.exe
    "C:\Users\Admin\AppData\Local\Temp\4d139974f02981f05ab792965cd80b7cf999c19aba4dfa3f1f9a675d88e67c5c.exe"
    1⤵
    • Modifies extensions of user files
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1892
    • 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⤵
      • Suspicious use of WriteProcessMemory
      PID:820
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:1324
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:1480
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1500

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    File Deletion

    2
    T1107

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Query Registry

    2
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    3
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Inhibit System Recovery

    2
    T1490

    Defacement

    1
    T1491

    Replay Monitor

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    Downloads

    • memory/1892-54-0x0000000076C91000-0x0000000076C93000-memory.dmp
      Filesize

      8KB

      Download