Overview

overview

10

Static

static

10

413af58b42...c4.exe

windows7_x64

10

413af58b42...c4.exe

windows10_x64

10

Analysis

  • max time kernel
    206s
  • max time network
    223s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24-01-2022 02:12

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General

  • Target

    413af58b42eaa50e4b3f033096dae75158376532f6c86a85c8362ee9f8b257c4.exe

  • Size

    164KB

  • MD5

    fbc41625107351ac47b164dada583d96

  • SHA1

    df6826758f60baba85c2f23b4d31e33879813bab

  • SHA256

    413af58b42eaa50e4b3f033096dae75158376532f6c86a85c8362ee9f8b257c4

  • SHA512

    884459361d03ffe9d5c439cf7ebd3f3b3b646431c40779b0d61846babeb8f7d4d24272bba8bbd68cd99cef285b13bdaacc135ef47c7b0b18cf4d2822d5760a9e

Score
10/10
sodinokibiransomware

Malware Config

Extracted

Path

C:\uj4759-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 uj4759. 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/0F0F4B97541F1254 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/0F0F4B97541F1254 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: kuf06dVNLZdBo89qnvvIZOIpmSInvzs7jqEi6uK6Kk/oRqhn/5PqXhQqPD7GsIcw 99MrvFY5qnin75UpZqEu7T37hnetct8c29GETagc7qdVDjVSmPNaUagDwEDdKvlz Pgk2sTqY+aJfwkijzgYWGwGLEwdBIdE0Gf3OMbom4n0ISnUTSCsMTHTD6tqKgYXd k697gaR78rottd7Efd66yOTvuM+CQh+BENS76/euQF9mQ0Vtls2NJDiAy90TAr6z h51w0UgOWa+Fe5KPzIP0lqnuoMH24l7p2j29ojZQ6/epbb9P69L4nqDJ7dm5j485 vYFtkVgCh6dTMdALbLe6IBUk+u9tpUhKODkFIiNUlBL6VMsWc9SfAt1L5fB6PDCg XUSc7Ou822tKY2BMx/JJnY6NoI0Lg4jVQf8TgAKRm2fBMoVlNU3uW5U/dhVwJaH3 LdYXFVaH90kOzdc6MQzgHENGA5I4Rv+u78sGG7cHetamtZItNAhHbyEWDFTESHEZ bS1hYkaLgeuvATLEHy2Xggz8a1Glczm85n7/k+nis6V7VH6e+NZg3/RyIof/8VIg nGxRVVolJWhXzuP3A7M+g7q8X8dhfwduZV/FEyy7flgDM2QhNQCZUPvE7RcWS2aj slcC0zkkS8ia09+inZr+fmXbrLB5Er0CNuuG2ehiUDG2/KbwQ+OEx7H0S7WoXfeH 7PVBRC2Et1laE9pz6CvuS8mSF/9FPvpUCYhdOVgnitTehrHMeviJ9qcJ/e6BwtBi YodMC4hgRIB2pBhqG/Idj2Q8V6SjJqsJbeVfdw91AWCa3qzLWQd6gaf5bmZOLm5Y +MaO7QTyghMDIM/iARC2w0zEWdZO88HDQzBm6Q77QCrAJwfnU5qWFKy0n5SvssnQ 5US/zdU7FcS0Pc2wHFt9Ck2ndrvXxLFEJpESt3ufdGkRxChSonJtjADm2SahDaL2 fYZ66VT2OjH1ROYFuehieSjOvWmVKWHVRU73IBsJcKA37KlxpApV/vSrJYlN2m2O CpgsA+aglEmiEJUSUw1Nt5ldHYDE1a+lnN0rkH+V2/ysMXxK8xGRYl7NTRgkHnAZ YMVoCW5hPHxXajad3UDKEQ3lYFZS8yoFyj3gsc0evnAOf1kYF5LN3w== Extension name: uj4759 ----------------------------------------------------------------------------------------- !!! 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/0F0F4B97541F1254

http://decryptor.top/0F0F4B97541F1254

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
  • 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 17 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\413af58b42eaa50e4b3f033096dae75158376532f6c86a85c8362ee9f8b257c4.exe
    "C:\Users\Admin\AppData\Local\Temp\413af58b42eaa50e4b3f033096dae75158376532f6c86a85c8362ee9f8b257c4.exe"
    1⤵
    • Modifies extensions of user files
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2948
    • 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:2416
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:2740
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:1140
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1388

    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

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Inhibit System Recovery

    2
    T1490

    Defacement

    1
    T1491

    Replay Monitor

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    Downloads