Overview

overview

10

Static

static

WF.bin.dll

windows7_x64

10

WF.bin.dll

windows10_x64

10

Analysis

  • max time kernel
    94s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    28-10-2021 09:01

Sharing

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General

  • Target

    WF.bin.dll

Score
10/10
sodinokibi$2a$12$owgvxzgciiwq5kwvorskyocqwgdh1bfvxroi42ibibiwbgclflvyu7341ransomwarespywarestealer

Malware Config

Extracted

Path

C:\j089z085-readme.txt

Family

sodinokibi

Ransom Note
---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your system has extension j089z085. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). [+] Attention!!! [+] Also your private data was downloaded. We will publish it in case you will not get in touch with us asap. [+] 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/46BD88C9402E97FE 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://decoder.re/46BD88C9402E97FE 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: fuAGQzS26kODDqV/ve2tro6+H/Hec86dww/iqzJrsKO+1Gy1U6A+JlhXoy5GGScb e5EaCegBNToocLhsGBrPxD26FsFgjwz4oGETJMVoQ4+2B5lkkAko/FPVyg3m6uu8 5WuaYBgf1QfGqCvZU6crYZTlq6ld88RfHJ0j4kKYiHv7VjPVqV2fizdoN1fLHgqF dktB47THG98I1Q3hoYUBmF2jW+vhlu7XtumD3eSHfpKh630ZqAfRIsMzPyRffWVi GIxznREuDYXH0sobb0onSDcK0R+Idwz8qXDrX04wp09AWgQSLqvFvVVSZSlX5uWI kO54ztJgAx2cm/1fvBVy2UVszbKySg5x4rYIPg1MM6ToKFb3MRtuvCL9LOzqyxDk ONJFpSchU82q/W/SA4kme5rSsHB0ctze+TCCjMVBzbPkZybHrhr7OK1f5Z/GiD/P KMLz/MqWyuhqlFCr/yt33+e6dVtFoCDmWUB87Bhu6xwwTK7r+8UjEEhjuWVEQ6zn XM8pbgWdEV/1P9KcmzNfg60i8cTH568r6E7rchFPY2p4m6dzXr0hHIp/zCuiudJk 5LMEWrWRrMOiW2UgtphSwuhMU2funnm5XQW8X1qYtCPcjI0DF6NW8M1wOY8uIvU6 sgGK5tfdQvCZKkY7UnXUgOO82HF3+bNvH14Vz/VBSA1lIdbOuBJ4gq6qCtyi7xLV 605OMTSQe3Q+tCDB103zQEFNGmz6jayGt1+AH+O0w2QL/mBLyudTBaB8/11CodOW Q52RHVcunPBhAzinRH7RR0mhSOmvSLTcPKWxoY0gBphM2tftoBGNp1k1HOG9Bpy3 LB5XtHqSj+9Na6TP6kX5svDyvJG7JxJH8x3l9SFWtPG5hIRrY/qYr0dvVeyhzwi5 dtnqWvtvA+c5yudDDHkzBwBGr/07CbjHyWk7cdSAppkv0c9D25ncSn9c5qGYx4CW sj7L0kJctA+9dH91MUcp/jE22sKvn3uYNMNX1M8SlIQ1OUbtIuR3hoT3rAefp8ZI lbsrYydsGoZ/Ub+sA4mslbmYhwhtoZC5G33FczKNoX4WciBuBfdJHOB7TU0KEkJ5 /GJRNVmZtAmH9gaswr8NYjOUjDehpDw1FzCYUetw87EKHdWu/GKYLMYjdODJ4lWw hq1yEPJ0KP1zirXs4LOxaAgRLiZsCs7L5tLAnWFGwma/Iea1xtu11Yjjo35JQjOu +1M81e31507uVTlGK4Ez4E700fviaAUfYcmQQjosEhfZR+KuKD8ORSp41ftyGdoY wIL5qFbWu2Pgaw== ----------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damage 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/46BD88C9402E97FE

http://decoder.re/46BD88C9402E97FE

Extracted

Family

sodinokibi

Botnet

$2a$12$oWgVXZGCIIWQ5kWvoRskyOCqwgdh1BFvxROi42IBiBIwbgclfLvyu

Campaign

7341

C2

cactusthebrand.com

dnepr-beskid.com.ua

michaelsmeriglioracing.com

monark.com

koken-voor-baby.nl

harpershologram.wordpress.com

bauertree.com

cranleighscoutgroup.org

alhashem.net

dirittosanitario.biz

oldschoolfun.net

highimpactoutdoors.net

pv-design.de

parkcf.nl

proudground.org

remcakram.com

modestmanagement.com

antiaginghealthbenefits.com

zimmerei-deboer.de

nurturingwisdom.com
Attributes
  • net

    false

  • pid

    $2a$12$oWgVXZGCIIWQ5kWvoRskyOCqwgdh1BFvxROi42IBiBIwbgclfLvyu

  • prc

    Sage.NA.AT_AU.SysTray

    winword

    visio

    tbirdconfig

    SPBBCSvc

    lmibackupvssservice

    ccSvcHst

    CarboniteUI

    encsvc

    mspub

    dlomaintsvcu

    BackupUpdater

    TSSchBkpService

    Microsoft.exchange.store.worker.exe

    excel

    avgadmsv

    msaccess

    Smc

    powerpnt

    mydesktopservice

    ShadowProtectSvc

    dbsnmp

    synctime

    oracle

    Rtvscan

    sql

    sqbcoreservice

    NSCTOP

    thunderbird

    ocomm

  • ransom_oneliner

    All of your files are encrypted! Find {EXT}-readme.txt and follow instuctions

  • ransom_template

    ---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your system has extension {EXT}. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). [+] Attention!!! [+] Also your private data was downloaded. We will publish it in case you will not get in touch with us asap. [+] 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/{UID} 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://decoder.re/{UID} 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: {KEY} ----------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damage 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. !!! !!! !!!

  • sub

    7341

  • svc

    ofcservice

    kaseyaagentendpoint

    storagecraft

    savadminservice

    teamviewer

    amsp

    klnagent

    mfevtp

    azurea

    altivrm

    vipreaapsvc

    msdtsserver

    kaendchips

    viprepplsvc

    bedbg

    veeam

    kaseyaagent

    mfewc

    memtas

    huntressupdater

    psqlwge

    sppsvc

    threadlocker

    mepocs

    code42service

    auservice

    tmbmserver

    sbamsvc

    swi_filter

    savservice

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

    ransomwaresodinokibi
  • Modifies extensions of user files 3 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • 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 32 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\WF.bin.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3160
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\WF.bin.dll,#1
      2⤵
      • 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 AdjustPrivilegeToken
      PID:3764
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:656
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3968

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/3764-115-0x0000000000000000-mapping.dmp
      Download
    • memory/3764-116-0x0000000002780000-0x00000000027B8000-memory.dmp
      Filesize

      224KB

      Download
    • memory/3764-117-0x0000000010000000-0x000000001007D000-memory.dmp
      Filesize

      500KB

      Download