Analysis

  • max time kernel
    1559s
  • max time network
    1566s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-03-2024 13:44

General

  • Target

    add230a2e7aabf2ea909f641894d9febc6673cf23623a00ce3f47bc73ec9b310.exe

  • Size

    157KB

  • MD5

    4bd82da426f6b59e08b40044adb5a3d2

  • SHA1

    097db21cb36c15979730a775ac6bad1240d75275

  • SHA256

    add230a2e7aabf2ea909f641894d9febc6673cf23623a00ce3f47bc73ec9b310

  • SHA512

    77dc3f9089bb1877defa28e39a9c3a615efed7975dbbe3a4d3af942a450776cf2935d164059d2519aa2d5105ab06106c39431e4baba82c42c3f2cbacfb82b630

  • SSDEEP

    3072:wi8Iy8EytSLbi4eTMlwDCnuZ3j9ifgwbDJ1fMP:B8IUykbnWJZ3jkflJ1fM

Score
10/10

Malware Config

Extracted

Path

C:\Users\Default\95d8232k5x-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 95d8232k5x. 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/04F1766F84D4E61F 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/04F1766F84D4E61F 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: kPNqHlYmOC2lvLTdXXlBDVZPUgiNyAmicnQmAlhYAhHN8+cnueQRCdu42Of4Lbkx H5M+9UCqQfc4XZ/Fq4mRATOXvtttowFQXn+e8ePI8YOq/e978aHun1nDjdNzZ94h enhCOXUFlpGYb7i/DwJZGlcHtqAg4xgocBepCvYdVKMYgewzG2lDDpADvFM4vyOE pVwZL+LVDYfvdnFts/L0Bf7HOxi/tDh/9Xly9YK1hkdJI8uxhu+UbOarL+8db7Pt todMWQhO+ENAWQWQu5wbY4thKQOipKI7jLW3dPKhfKNkTssINIH6h2sOUzWcTZv5 bNwypBqRJ7zAa+l9vKhKE5zW7EbBpNjeZKsQPvL7oYV+g9W/+1EBIfkwcBJlgXxG AIZnujExt96H7QSW9qdLDp+jqIbnCrzdgOH1XK8HeVUzXOaGcMmdMTvjU5+GQl24 B8hgNDGMUWY07tom8FngyAe2iPllclhzFg71C3Px5VfaVHQZCkjuoTLjXoOOBg5M yU3QOTHOhCuQzdJltReETKY5RAwXf11B8qolmeKELe+/2NR9z0yf3gP36m14EA9N 0TMVe75hENrKKSzRhDAcIeMYVyhY89JJqDQeJXmtAm6VxuaOO3dJ79+v2Alw/QGF 6xYpjIo/StjND9ukWRVadz2BlRqhu/mlGFJlh8B8LKtX/lo1t2w/YejHZx/Ze6zL LnTlbiTIg/7w7DgonwJlYz3hsrAPT8FYE0+DyVL67Pd6wv/+Gnj1jV4n5ZNpyWIe W/SRyyJlKQlo5x/KCHyaCMFdbMAeUN2xJNwUuQMIUD11+vYzrq48WfYPyvxx2mNx H5Z+EM9dgeffU6QfpxuwevOsHTd58WAf5GK/BS6vcka4oI7+UwcemiGkTGT376io mGKHXau5sSR6ejHXSzxr8sXx5g4vQZWd+q3o97jg5njZBFj8o+DP7tJPiJael2eP eLtofaWmY5JtrrDqOLU253PsU6gDMOluI7L3A/OEdn4qy+jz2bkwox7Cvb7izbM5 Wyd22ilOtOwb8suukV1bOgS7IC9tDt/1G/qenGYEhfBTZ9Znl61iW9l/uWK44Z2x Yq9+puI2FeBbcErwNjkQ47+4QK+7Bo+0xSSMerNjZ2KV/Iev4vj2Ibsupj1m0v5v ZA8mEktQGZJHLWIxfgLBExZh2e7X3dQwBn8= Extension name: 95d8232k5x ----------------------------------------------------------------------------------------- !!! 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/04F1766F84D4E61F

http://decryptor.top/04F1766F84D4E61F

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Renames multiple (167) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\add230a2e7aabf2ea909f641894d9febc6673cf23623a00ce3f47bc73ec9b310.exe
    "C:\Users\Admin\AppData\Local\Temp\add230a2e7aabf2ea909f641894d9febc6673cf23623a00ce3f47bc73ec9b310.exe"
    1⤵
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2172
    • 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:2684
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:2348
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2436

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Impact

Inhibit System Recovery

2
T1490

Defacement

1
T1491

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Default\95d8232k5x-readme.txt
    Filesize

    6KB

    MD5

    08f0aecf1f80615ffbd5dd337ac12196

    SHA1

    aca6c78b194aafd25accb768ef0788f80be7ebd2

    SHA256

    0ba9fce0b5824241cec52e53b13e48e7f0c37e3af2c34e8e16190186857afd7e

    SHA512

    54fa81dc896adb8c2347d74b07bf7c5f375df3885092eb8eb94f1889c5696032cf5bda6549e937c1e04d2dfc8bf4b9fe660bbadf0e375ef4a9ed3068100df234