Overview

overview

10

Static

static

10

46ab4ec648...4a.exe

windows7_x64

10

46ab4ec648...4a.exe

windows10_x64

10

Analysis

  • max time kernel
    153s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 02:10

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General

  • Target

    46ab4ec64843cf82f2519b470be33eb15df2ca3ddf4c7ad65d62cf33320f084a.exe

  • Size

    118KB

  • MD5

    c274f7cb0bd7411bd34f52540958509f

  • SHA1

    f23ea5cb0bf12204e04c880d74cdb005405d0be4

  • SHA256

    46ab4ec64843cf82f2519b470be33eb15df2ca3ddf4c7ad65d62cf33320f084a

  • SHA512

    33ab67e223ddb32958392e936e4818cf13dd6cc5170edc13502b9a60b0712e1d93ee623c462d9ee4ec8d0dd7bc6fef1192b801bfe18948b3db188d4e57456500

Score
10/10
sodinokibipersistenceransomware

Malware Config

Extracted

Path

C:\pkbuwb-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 pkbuwb. 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/88BC52C42503ED33 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.cc/88BC52C42503ED33 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: 112o4EW2hzdhvvgfrPSvEw1RrAJl9A/vFRi8oQDBYVjVWQNQLSd94c/ZeNwdzpyh tXL6yIoJD2xsfcIoLdRLmI5olA2YGMfzFUi1DpiKLT7r0436S3AW/dNGw6pp/XKl XXepCqpgVk/o1eb/heN3DziuUPxrK1gLBmp+qB8qq5ODFew0TlKM/Rnbnq2xHXig /Li2C+HIgcs/q+U89mrNr+yewNUEHmN3Vz//IAibgz+8PU3cGRJA4m2S2PHoAa1p O2WLlOwSPEcwtJBdofjnHlwIsR/7M+ROH3d0kfDa79J9p3rnLOTeHSdpY+Kpn6TE gxGEG6/CL2gikdVqIeF9wsqSXWjduhDaQY19OsRWNk7GIvSWpCJch/tRvDtb/PKW I1VMC6ozrHvuAK9c6A89+GT6d023JKEuZMrRF8jEBhs2AnhFV71FzZ/vQn6QtkA4 nIw1V5m79mLilmPx96V19+41BUHua1nTBZyu2xUHr/bozBKuuSTZGpcO0bgz3hv1 N4Exq787uqP4cEkjDdsWVsvD5/OrnLqfM6G4uQx6h88P6URU621kzI+WxgyaIjr/ JlShhjlniBY8fkPnIsm7xBXNk1jsorTRim5xlqQnQ5wH0BNbI/aI8iI7ISSBt0yN jEQVRgG2XSz2tZ+gW+dfzf5lKrZEkepCDawPHrj91Sy0VH3DSxRZwnhnGPH+0yfv UKjdGv2rU+VRxtY8e4/yM/PZp+88HqJBdfg/RupUh3F6G9lmrgY1AP3YpHUlqtM1 fCAg5peprifaIzIvmwej41GiFRK7o/tXWfA9fe329FpMbwuTV920XuETDmRRIx8M 3sTDAyav/z1mRwTGqNCYELbOLcbIh4dBNnntXUu6tZdmGJNOrKDUA71wwVp8sqW0 EISEL1WiWzHqBDxpZduycFK2yLWiPwW6IFa138e0SN78EEFmQh5Onk+pT+DdRZd1 KyH82s+06rAwlLL9ZCgvkKPZBviMMzIoXxZPvntVV14oErtTrCXNUZXjKYASPaNp 8kxb/D/p++gfwHb+i4Rs1woASgYhoKg6zLu0r3pWAbcBDfC2x4UYZwRlfN6wrnkP Gy6JRYOL6GNRfDwz9CER8rGNi4x7exkwoakDD9PJud1DTQolpMqC0KaOInUAa55q Feim+IzYXZDfJV/3LuSvj7KzBaBEZ2C+4UBi/LjRPfHR6VPGuviA3vIC5oC6y5/i ZAenTLO/FMmMSiNAcdn5XaZOfCgsu0LcYfE4T4RIHRtCjMN2mZCtTCXIJaeSXR3R r9EBexi4ad7YRzIhM0IjB1TkgIiNm2Yw Extension name: pkbuwb ----------------------------------------------------------------------------------------- !!! 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/88BC52C42503ED33

http://decryptor.cc/88BC52C42503ED33

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

    ransomwaresodinokibi
  • Modifies extensions of user files 6 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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 27 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
    evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\46ab4ec64843cf82f2519b470be33eb15df2ca3ddf4c7ad65d62cf33320f084a.exe
    "C:\Users\Admin\AppData\Local\Temp\46ab4ec64843cf82f2519b470be33eb15df2ca3ddf4c7ad65d62cf33320f084a.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1824
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:584
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:1008
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1504

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    3
    T1112

    Install Root Certificate

    1
    T1130

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Defacement

    1
    T1491

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/584-56-0x000007FEFB781000-0x000007FEFB783000-memory.dmp
      Filesize

      8KB

      Download
    • memory/584-58-0x00000000024D0000-0x00000000024D2000-memory.dmp
      Filesize

      8KB

      Download
    • memory/584-59-0x00000000024D2000-0x00000000024D4000-memory.dmp
      Filesize

      8KB

      Download
    • memory/584-60-0x00000000024D4000-0x00000000024D7000-memory.dmp
      Filesize

      12KB

      Download
    • memory/584-57-0x000007FEF2A20000-0x000007FEF357D000-memory.dmp
      Filesize

      11.4MB

      Download
    • memory/584-61-0x00000000024DB000-0x00000000024FA000-memory.dmp
      Filesize

      124KB

      Download
    • memory/1824-55-0x0000000075421000-0x0000000075423000-memory.dmp
      Filesize

      8KB

      Download