Overview

overview

10

Static

static

10

some_malic...le.exe

windows7-x64

1

some_malic...le.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-04-2023 12:51

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General

  • Target

    some_malicious_file.exe

  • Size

    164KB

  • MD5

    890a58f200dfff23165df9e1b088e58f

  • SHA1

    74e3d82f7ee81109e150dc41112cf95b3a4b5307

  • SHA256

    5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93

  • SHA512

    2ee3636833cd9b02f5e311401817b15514845d4c12c1416d7e345845f8084775bf8c5f8f32822066b75a6b627a93138a0b27deb99c8bbb1f8d640132a2d8de0d

  • SSDEEP

    3072:Hp5SexkWi1Lbi4eTMlwDCnu/q2GB96W/y:JvGWwbnWJ/yB9

Score
10/10
sodinokibiransomwarespywarestealer

Malware Config

Extracted

Path

C:\Recovery\89avni-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 89avni. 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/7A70AA78BCC0895E 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/7A70AA78BCC0895E 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: GW0kNyrzOYeO7Y1RKVCeasD38y74k5IqS48GRRY6ganVPjBQeXF4j+5g7SJq10ZQ s3wCJdSB2Q5fHfUrJQevouNYbodLZqH0d+tdThQEcuqYDUD43+VHXvO4b5GHndj2 Cj+TSFJEcVUhzFwF+F3B3DF+V1uvWjmwaMxD+IQY6crLV3zUzWYvSa5gj8gx4Gbn AsinIsFuaP/jIP5Zm55cPENyK8qmsDqVoYYmDwK07KU6cxC/x+CeGFVy/GNeD3rm DfPwIXjpbFW1XBSgxLrJdeodNqP01WxtEwUgZjtuW7vRXcSdokHEh6d96tjueSuL nAu5W88bbT5F4+kg+pq6kB2QSQsZanDryZ8ssfWKRMFfRV5w/gqzuK9Q1RaydcUX eIUIIldrJY24+RqMQvS5lfJF0Q9wLgXq4LJyAZO1JKUvdYYkuU/lKSrpG7h6/4BD RczKaLXm1Ys2PMULc3jaJStUuvetMCxJ6w2mWsXWDBLTenj8ObjSBe97rJI/HagU ITWkubs3TkDRuQ9ndQi9t32Mjcwga8Nk+Kx7YNpfXomdnT+3HiT94kTGpQWDbw1R /LxFjGMzLKvpCSvNjlMjZFrLuMgxN2D7xTc3RKUDvi+KMQYWlUMXbcS0+TpHnwBS ZPTXcTO7osZZ83eaK0Jm/lvpYL91CFI41HY9bCmsSVQgyRh94qIWbfs54HU3Msvg z1ljNXf4XjKXcW02r7CQ7i1ymaiThv0BpoYT5IIZri8AMQnpTdLD8GOj8NH5w6x5 dC+pA4hWoc0O61+drafC0zs+u/flDYxovOgv3JfVCTnYSjL+Xk0RdcIbH/O5DihY Zz1Ydy37dV6t6I3lxMqCZ6E+k7BxzWDpUaF3xISChfuLI1FJZcD2q3s4yDS7KiMC RTmV1X6k4ouT4VJlj7vnThJRsQYL/DOmZ13AWr7VZrz5TD28BWYdLdGyoZRLQBSO nLA0VXY1NF541cbWRfaOE/iYm6pfCWi+8xwnH1bAAbh0+5kvmv8dCSyQSq9JD14X NBw5N1ArJnbk9ol5slCZpJA7FJl49EvQCHiv7P2QHtH5OO0CGbfr0YD1bKm65Bpo /u1+O53FxPJYs7VTSOHcz80/nVxlUL+LP+jbhQoo9uiqBfOQYwEgnTqUnL7N7538 Zy2wjfHv Extension name: 89avni ----------------------------------------------------------------------------------------- !!! 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/7A70AA78BCC0895E

http://decryptor.top/7A70AA78BCC0895E

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

    ransomwaresodinokibi
  • Modifies extensions of user files 8 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • 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 31 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\some_malicious_file.exe
    "C:\Users\Admin\AppData\Local\Temp\some_malicious_file.exe"
    1⤵
    • Modifies extensions of user files
    • Checks computer location settings
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4980
    • 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⤵
        PID:4940

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    3
    T1082

    Peripheral Device Discovery

    1
    T1120

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Defacement

    1
    T1491

    Replay Monitor

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    Downloads

    • C:\Recovery\89avni-readme.txt
      Filesize

      6KB

      MD5

      e5e2829f755cd0df64c5c04764d061b0

      SHA1

      b5ae627033beb2b89e035c1ed9affb816473e6e3

      SHA256

      cbe12054a715cc4580c444e02ff9237393224716abf7fd7d88e615100b1dc7ad

      SHA512

      8916231dba1ff3d0f039fc232c0f350b9f9cbd7f5b30e9fee8dc570d98946c51d5a62b7489775e0ec53ddbdabcf0230a3f5064e0228a3045f06ae9681ff390e8

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