Overview

overview

10

Static

static

10

ba76db6dc7...a7.exe

windows7_x64

1

ba76db6dc7...a7.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    01-07-2022 14:54

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General

  • Target

    ba76db6dc7d7045db201d4a8dba17f17dc91d735490976fbd1ef9a0b1dcc38a7.exe

  • Size

    165KB

  • MD5

    83e92758d97a8daac290affd8172123c

  • SHA1

    10784ae6ff2685f10aa1f5d16c2981de7be8702a

  • SHA256

    ba76db6dc7d7045db201d4a8dba17f17dc91d735490976fbd1ef9a0b1dcc38a7

  • SHA512

    4de3a34df593c4cafeb2046e1b3dba6653f089739871ad0f36ae09387555fd8c6c5c09f4e42cc2db2bffd388fa8e5b0a2eac752af609467c725fb5ad675ce42d

Score
10/10
sodinokibipersistenceransomware

Malware Config

Extracted

Path

C:\rzf2hx3l4-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 rzf2hx3l4. 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/2F620C88643282C8 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/2F620C88643282C8 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: 2kgW8YPqKKOaTy1MfejCiqnpz9vp5iL3miuzbj2zW8SWjRJo1CLSwSfH3EQ93LRU NrrhJ7SDHx1BtkPOJOZqDM5B6OB4WMU0lM51KYNCM3Uo5zzomL3kG1I8Qrryrz9N a8//AAHD7H5ri+YBJgAxIPqXoPcVKg80HuhXxO68dG0COB9LMjJeqi6p1M4aExPD +8SZEATdzg6lm3R3YxM4G6BuWhw1tIQlTirx/dRLc2sAM+IT7lZbrvlyS6iwVqIQ kq7ayAoePt5q5egdI/vSTNPRDpn1/H40OZZjzCQT/n0nTPX4LhvoDje1lNv6E4MK vxYAR29aGQnsLzANwe8tixsi8oBeYVIx8gCLmDELkkawgSGd7LjbYJsNqNPS9lFY rqZGWUFgqgFbc+o6Pdb1G8JrQKh8i32LnkTLiBoQxicdP5SSVQ8clAFs9IG4yG7o 2E10ptplKlxmD1ETtKxkbNPhRnv8fjY7lhifF/fRRbTX81JpcdImEbmVbnr9NLIR nrC/MiGf+SeqADYt0ZCrjk22fG05o2bOl/r0LzfFPiLKnCYoJ6KqtBln2YnSu97q TISv9CvGcpGed7bPYkjgrvVlvU3CJikwylz44W74MIvZEWx5NeFv3ZbtVTG2/HcO 0UyKxGCbyz8dTwBAyZysL5HjDzQ+b6MpObURqlMwUy3CNkZ5oPbEebQds7Z/vek0 5ybF5Kw4/j206wCnL/lhzvWVqL42R+LJMTP7d6tAMtq6OJfNVUvr75JRRx44Sr+c cj2lDtuaqHHjf2+ARGALJbiFjw/qXxy26vpYrbVvEhUnj3bxmdSiA0Yn8sEigykx e6iaXenKHGY8U25F3qmv1npYVAUfIKl19gPzHboDYn+p2Gki95w+VDti1Fs2x/gq GE4q93Q8JhHbUj/CeE9/l9WWE4pHrmS76T1ZZvCb3/MFIBD8mQj/MFCKW7tm6sE+ p63nOkvZujN66xjhYwkcMeEsUAjFcf6k68uzRGoHiEldML5EWmJaao8cLi8yRCfy CXI9/mOPprG+jTe/PMa/5bYYlqPyFDAq21SI6fQAHCVrUT5fwMpqVTail3wfL+CK LZ0RtHEx1DkXFxNY7bAedM6YeTpaKnY+5vDJI8WW4o7+99vXZ6Je56kGa2hc/oLS +IRwW8RsgRy28gwX0RFTrg== Extension name: rzf2hx3l4 ----------------------------------------------------------------------------------------- !!! 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/2F620C88643282C8

http://decryptor.top/2F620C88643282C8

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

    ransomwaresodinokibi
  • Modifies extensions of user files 4 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.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Drops file in Program Files directory 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba76db6dc7d7045db201d4a8dba17f17dc91d735490976fbd1ef9a0b1dcc38a7.exe
    "C:\Users\Admin\AppData\Local\Temp\ba76db6dc7d7045db201d4a8dba17f17dc91d735490976fbd1ef9a0b1dcc38a7.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3908
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:4128
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3868

    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

    2
    T1112

    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

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    Downloads

    • memory/3908-130-0x0000000000000000-mapping.dmp
      Download
    • memory/3908-131-0x000002601EF60000-0x000002601EF82000-memory.dmp
      Filesize

      136KB

      Download
    • memory/3908-132-0x00007FFEBACB0000-0x00007FFEBB771000-memory.dmp
      Filesize

      10.8MB

      Download
    • memory/3908-133-0x00007FFEBACB0000-0x00007FFEBB771000-memory.dmp
      Filesize

      10.8MB

      Download