Ransom.Win32.SODINOKIBI.AUWTM

 Modified by: Arvin Roi Macaraeg

 ALIASES:

Trojan.Win32.Zenpak.jyh (Kaspersky); Troj/Sodino-AU (Sophos)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Ransomware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

However, as of this writing, the said sites are inaccessible.

It drops files as ransom note.

  TECHNICAL DETAILS

File Size:

287,744 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

17 Sep 2019

Arrival Details

This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This Ransomware drops the following files:

  • %System%\catroot2\dberr.txt
  • %User Temp%\jl0.bmp
  • {encrypted folder}\{random characters}-readme.txt

(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.. %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)

It adds the following processes:

  • powershell -e {Base-64 encoded}
  • %System%\wbem\wmiprvse.exe -secured -Embedding
  • %System%\vssvc.exe
  • %System%\svchost.exe -k swprv

(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)

Other System Modifications

This Ransomware adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
QPM = {hex values}

HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
cMtS = {hex values}

HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
WGg7j = {hex values}

HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
zbhs8h = {hex values}

HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
H85TP10 = .{encrypted extension}

HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
GCZg2PXD = {hex values}

It modifies the following registry entries:

HKEY_CURRENT_USER\Control Panel\Desktop
Wallpaper = %User Temp%\jl0.bmp

Other Details

This Ransomware connects to the following possibly malicious URL:

  • {BLOCKED}dc.com
  • {BLOCKED}ce.com
  • {BLOCKED}gital
  • {BLOCKED}roskitour.com
  • {BLOCKED}studio-visuell.de
  • {BLOCKED}nhweeks.com
  • {BLOCKED}perez.com
  • {BLOCKED}osting.nl
  • {BLOCKED}geln.ch
  • {BLOCKED}selle.fr
  • {BLOCKED}ortsequip.com
  • {BLOCKED}box.ch
  • {BLOCKED}urlabretagne.bzh
  • {BLOCKED}eenbiomedservices.com
  • {BLOCKED}bcleaner.fr
  • {BLOCKED}ofwa.com
  • {BLOCKED}amcfadyenjewelry.com
  • {BLOCKED}ntonline.eu
  • {BLOCKED}u.fr
  • {BLOCKED}hakapitalforvaltning.dk
  • {BLOCKED}hardmaybury.co.uk
  • {BLOCKED}usk.zp.ua
  • {BLOCKED}dboyscustom.com
  • {BLOCKED}agostar.co
  • {BLOCKED}chsale.biz
  • {BLOCKED}eroes.dk
  • {BLOCKED}ton-avenue.co.il
  • {BLOCKED}ogenforensic.com
  • {BLOCKED}iabolmong.com
  • {BLOCKED}zaropi.com.br
  • {BLOCKED}chup-mag.com
  • {BLOCKED}arrot.com
  • {BLOCKED}ored-shelves.com
  • {BLOCKED}d2muscle.nl
  • {BLOCKED}esacademy.it
  • {BLOCKED}nisverschuur.com
  • maryairbnb.{BLOCKED}ess.com
  • {BLOCKED}inkdetroit.com
  • {BLOCKED}rome.eu
  • {BLOCKED}r.com
  • {BLOCKED}us.de
  • {BLOCKED}artinezilustrador.com
  • {BLOCKED}iano.fr
  • {BLOCKED}rhappyevents.fr
  • {BLOCKED}nshenghotel.com
  • {BLOCKED}insburger.fr
  • {BLOCKED}kaip.ru
  • {BLOCKED}erium.com
  • {BLOCKED}ukumbak.com
  • {BLOCKED}en-praxisklinik-rostock.de
  • {BLOCKED}vait.fr
  • {BLOCKED}uiblog.com
  • {BLOCKED}g-blog.de
  • {BLOCKED}nstonmingmanning.com
  • {BLOCKED}865.com
  • {BLOCKED}talcircle.com
  • {BLOCKED}egationhub.com
  • {BLOCKED}donllp.com
  • {BLOCKED}istopherhannan.com
  • {BLOCKED}esa.com
  • {BLOCKED}case.com
  • {BLOCKED}plettabordeaux.fr
  • www.{BLOCKED}d.com
  • {BLOCKED}abalhos.com
  • {BLOCKED}tactodirecto.com
  • {BLOCKED}nti.com
  • {BLOCKED}ood.com
  • {BLOCKED}ngcrane.com
  • {BLOCKED}talk.com
  • {BLOCKED}ag.com
  • {BLOCKED}ements.nl
  • www.{BLOCKED}lhoogeveen.nl
  • {BLOCKED}enter-butzbach-werbemittel.de
  • {BLOCKED}w.com
  • {BLOCKED}ingplanet.com
  • 2);www.{BLOCKED}t.ag
  • {BLOCKED}odelrio.com
  • {BLOCKED}ebell.website
  • {BLOCKED}sta.de
  • www.{BLOCKED}sta.de
  • {BLOCKED}g.me
  • {BLOCKED}llity.hu
  • {BLOCKED}chowo.pl
  • {BLOCKED}shandbrowenvy.com
  • {BLOCKED}erich-umzug.ch
  • {BLOCKED}ctorywizuk.com
  • {BLOCKED}itfeldt.dk
  • www.{BLOCKED}gfoodie.nl
  • {BLOCKED}n.nu
  • {BLOCKED}llesiniacademy.org
  • {BLOCKED}ni.pe
  • {BLOCKED}ecialtyhomeservicesllc.com
  • {BLOCKED}certs.digicert.com
  • {BLOCKED}acebel.be
  • {BLOCKED}eeneyetattoo.com
  • {BLOCKED}cleados.com
  • {BLOCKED}abattoirs.org
  • {BLOCKED}artspeak.com
  • {BLOCKED}urnextshoes.com
  • www.{BLOCKED}xtshoes.com
  • {BLOCKED}bohrmaschinetests.com
  • {BLOCKED}rardon.com
  • {BLOCKED}auty-guides.com
  • {BLOCKED}lbygg.no
  • {BLOCKED}und-ansichten.de
  • {BLOCKED}rime.com
  • {BLOCKED}ie.com
  • {BLOCKED}oll.com
  • {BLOCKED}arineengineering.com
  • {BLOCKED}ue.com
  • {BLOCKED}de.com
  • {BLOCKED}albrightdds.com
  • {BLOCKED}a.nl
  • {BLOCKED}nededenroth.dk
  • {BLOCKED}ernia-conseil.fr
  • {BLOCKED}heiligenstadt.de
  • {BLOCKED}slaw-narty.pl
  • {BLOCKED}ingmillionaires.net
  • {BLOCKED}dstats.com
  • {BLOCKED}icalsupportco.com
  • {BLOCKED}ttekniksipil.com
  • {BLOCKED}tangmarketinggroup.com
  • {BLOCKED}rgemuncey.com
  • {BLOCKED}netvisual.com
  • {BLOCKED}kinn.nl
  • {BLOCKED}cjapanart.com
  • {BLOCKED}lora.nl
  • {BLOCKED}elakevision.com
  • {BLOCKED}rl.it
  • {BLOCKED}toniatonaggelon.gr
  • {BLOCKED}4cdi.com
  • {BLOCKED}realuchesi.it
  • {BLOCKED}kseymourphotography.co.uk
  • {BLOCKED}doctor-durban.com
  • {BLOCKED}ksideseniorliving.net
  • {BLOCKED}bouwingsdouche.nl
  • {BLOCKED}-media.com
  • {BLOCKED}centers.com
  • {BLOCKED}vidmag.com
  • {BLOCKED}emarinefoundation.com
  • {BLOCKED}itabeachassociation.com
  • {BLOCKED}pinglaforetdetesse.com
  • {BLOCKED}prattmediations.com
  • www.{BLOCKED}nelemenestrel.com
  • {BLOCKED}iro.com.ar
  • {BLOCKED}art.com
  • {BLOCKED}antra.com
  • {BLOCKED}er-place.de
  • {BLOCKED}eupetel.fr
  • {BLOCKED}x.pro
  • {BLOCKED}otruckwreckers.com.au
  • {BLOCKED}igas.com
  • {BLOCKED}-jjb.fr
  • {BLOCKED}ehartman.nl
  • {BLOCKED}torvictoria.com
  • {BLOCKED}turyvisionglobal.com
  • {BLOCKED}scanner.ro
  • {BLOCKED}mel-york.com
  • {BLOCKED}n.nl
  • {BLOCKED}utoradio.de
  • {BLOCKED}-elka.ru
  • {BLOCKED}nenymus.com
  • {BLOCKED}-vita.de
  • {BLOCKED}ngletonfinancial.com
  • {BLOCKED}ysio-lang.de
  • {BLOCKED}ulunkartano.fi
  • {BLOCKED}-bap.de
  • {BLOCKED}odherbalhealth.com
  • {BLOCKED}radigmlandscape.com
  • {BLOCKED}lverbird.dk
  • {BLOCKED}vbec.com
  • {BLOCKED}nksrl.co.za
  • {BLOCKED}--80addfr4ahr.dp.ua
  • {BLOCKED}yptos72.com
  • {BLOCKED}ring.academy
  • {BLOCKED}isioninthedesert.com
  • {BLOCKED}ddingceremonieswithtim.com
  • {BLOCKED}aballoons.com
  • {BLOCKED}llegetennis.info
  • {BLOCKED}ogeeconseils.fr
  • {BLOCKED}tiveterroristwarningcompany.com
  • {BLOCKED}tionnewsroom.com
  • {BLOCKED}wershell.su
  • {BLOCKED}nmccallum.com
  • {BLOCKED}tteoruzzaofficial.com
  • {BLOCKED}ccesscolony.com.ng
  • {BLOCKED}estar.com
  • {BLOCKED}ectamarketingdigital.com.br
  • {BLOCKED}ntourage.com
  • {BLOCKED}sajjongeren.nl
  • {BLOCKED}linemarketingsurgery.co.uk
  • {BLOCKED}rtbutter.nl
  • {BLOCKED}eboardroomafrica.com
  • {BLOCKED}andrivingschool.com.au
  • {BLOCKED}va.co.uk
  • {BLOCKED}acermonticello.com
  • {BLOCKED}rseport.com
  • {BLOCKED}byard.com
  • {BLOCKED}bcon.com
  • {BLOCKED}sten-vochtbestrijding.be
  • {BLOCKED}lterman.es
  • {BLOCKED}eater-lueneburg.de
  • {BLOCKED}czytana.com
  • {BLOCKED}x-interim-and-projectmanagement.com
  • {BLOCKED}b.ch
  • {BLOCKED}grinya.net
  • {BLOCKED}ggienessa.com
  • {BLOCKED}bstomoveamerica.org
  • {BLOCKED}pesiberie.com
  • {BLOCKED}ergenblaetz.de
  • {BLOCKED}vencovka.ru
  • {BLOCKED}itkeramika-shop.com.ua
  • {BLOCKED}gschools.ng
  • {BLOCKED}nuli.com.au
  • {BLOCKED}atek-immobilien.de
  • {BLOCKED}inlaw-okc.com
  • {BLOCKED}olaiamedispa.com
  • {BLOCKED}vanced-removals.co.uk
  • {BLOCKED}ethinadaydentalimplants.com
  • {BLOCKED}boxtherapy.site
  • {BLOCKED}er-biznes.com
  • {BLOCKED}nnergo.eu
  • {BLOCKED}eoflightmusic.com
  • {BLOCKED}arttourism.academy
  • {BLOCKED}oweb.software
  • {BLOCKED}kecrm.com
  • {BLOCKED}andambv.nl
  • x.{BLOCKED}2.us
  • {BLOCKED}centraal.nl
  • {BLOCKED}school.ru
  • {BLOCKED}graphycreativity.co.uk
  • {BLOCKED}bitare.com
  • {BLOCKED}y.com
  • gratiocafeblog.{BLOCKED}ess.com
  • {BLOCKED}a.com.ua
  • {BLOCKED}sbaneosteopathic.com.au
  • {BLOCKED}rlottelhanna.com
  • {BLOCKED}fectgrin.com
  • {BLOCKED}fibersan.com
  • {BLOCKED}ema.gr
  • {BLOCKED}thornsretirement.co.uk
  • {BLOCKED}ticmarine.dk
  • {BLOCKED}candy.com
  • {BLOCKED}iahub.co.nz
  • www.{BLOCKED}ub.co.nz
  • {BLOCKED}auses.org
  • {BLOCKED}urance.com
  • {BLOCKED}bs.com
  • {BLOCKED}oncrete.com
  • www.{BLOCKED}imes.ru
  • {BLOCKED}allum.com
  • {BLOCKED}la.com
  • {BLOCKED}pure-impulse.com
  • {BLOCKED}es.com
  • {BLOCKED}s.be
  • {BLOCKED}t.sk
  • {BLOCKED}o.com
  • {BLOCKED}amaroofingllc.com
  • {BLOCKED}cine.de
  • {BLOCKED}u-guides.eu
  • {BLOCKED}tenplicht.be
  • {BLOCKED}nthacademy.org
  • www.{BLOCKED}edeyecare.com
  • {BLOCKED}erwork.eu
  • {BLOCKED}attswisswatches.ch
  • {BLOCKED}empelking.de
  • {BLOCKED}steelbuilding.com
  • {BLOCKED}twentytwenty.com
  • {BLOCKED}katjaya.com
  • {BLOCKED}i.co
  • {BLOCKED}oepke.eu
  • {BLOCKED}n.ru
  • {BLOCKED}itale-elite.de
  • {BLOCKED}iplan.ru
  • {BLOCKED}hi-okna23.ru
  • {BLOCKED}fenmattgarage.ch
  • {BLOCKED}boundnutrition.co.uk
  • {BLOCKED}segaard.dk
  • {BLOCKED}zar.com
  • www.{BLOCKED}r.com
  • {BLOCKED}up.it
  • {BLOCKED}ter.com
  • {BLOCKED}a.net
  • {BLOCKED}monturkiye.com
  • {BLOCKED}i.ru
  • {BLOCKED}ne.agency
  • {BLOCKED}sifer.fr
  • {BLOCKED}acare.com
  • {BLOCKED}aelfiegel.com
  • {BLOCKED}ica.com
  • {BLOCKED}mealprep.academy
  • {BLOCKED}horlogerie.com
  • {BLOCKED}dseeing.net
  • www.{BLOCKED}eeing.net
  • {BLOCKED}blephotography.com
  • {BLOCKED}akilian.de
  • {BLOCKED}riskcenter.se
  • {BLOCKED}see-buhne11.de
  • {BLOCKED}movers.com
  • {BLOCKED}nzel.de
  • {BLOCKED}nfriedlander.com
  • {BLOCKED}ngalegacy.com
  • {BLOCKED}o.it
  • {BLOCKED}orensics.com
  • {BLOCKED}gz.de
  • {BLOCKED}lec.com
  • {BLOCKED}me.com
  • {BLOCKED}e.nl
  • {BLOCKED}ai.com
  • {BLOCKED}c.org
  • {BLOCKED}h.com
  • {BLOCKED}hspics.co.uk
  • {BLOCKED}t150ans.com
  • {BLOCKED}rmusic.nl
  • {BLOCKED}i.eus
  • {BLOCKED}dloftladders.co.uk
  • {BLOCKED}onsultancy.com
  • {BLOCKED}azepamblog.com
  • {BLOCKED}tusnhlstenden.com
  • {BLOCKED}ntidigitali.com
  • {BLOCKED}ajosediazdemera.com
  • {BLOCKED}koen.com
  • {BLOCKED}icompserver.de
  • {BLOCKED}ous.com
  • {BLOCKED}ggsregisteret.no
  • {BLOCKED}astay.com
  • {BLOCKED}others.com
  • {BLOCKED}linjames.com
  • {BLOCKED}ldhendriks.nl
  • {BLOCKED}technologies.net
  • {BLOCKED}ncretecoatings.com
  • {BLOCKED}estschool.org
  • {BLOCKED}stitute.org
  • {BLOCKED}ographic.com
  • {BLOCKED}nswoodblog.com
  • www.{BLOCKED}utions.es
  • {BLOCKED}acteur.fr
  • {BLOCKED}dineroux.com
  • {BLOCKED}aint-flour.fr
  • {BLOCKED}rental.ae
  • {BLOCKED}lics.in
  • {BLOCKED}toy.store
  • {BLOCKED}pain.com
  • {BLOCKED}uckrecords.com
  • {BLOCKED}eflybilletter.dk
  • {BLOCKED}r-iowa.com
  • {BLOCKED}ranch.com
  • {BLOCKED}skills.pt
  • {BLOCKED}ndingminialbums.com
  • {BLOCKED}akers.com
  • {BLOCKED}beton.nl
  • {BLOCKED}romote.de
  • {BLOCKED}e.com
  • {BLOCKED}ble.pl
  • {BLOCKED}asters.com
  • {BLOCKED}urbo.de
  • {BLOCKED}surecleaning.com
  • {BLOCKED}eek-diet.net
  • {BLOCKED}ophilippines.com
  • {BLOCKED}diology.com
  • {BLOCKED}malo-developpement.fr
  • www.{BLOCKED}malo-developpement.fr
  • {BLOCKED}makersheerenveen.nl
  • {BLOCKED}gandoprogramas.com
  • {BLOCKED}alitytrainingsolutions.co.uk
  • {BLOCKED}p.com
  • {BLOCKED}l.tn
  • {BLOCKED}enbepthanhdat.com
  • {BLOCKED}demmobil.com.tr
  • {BLOCKED}rettyhair.com
  • {BLOCKED}thillgroup.com
  • {BLOCKED}nimage.ae
  • {BLOCKED}toinsurers.net
  • {BLOCKED}eenartwalk.org
  • {BLOCKED}stone.co.nz
  • {BLOCKED}yentuan.com
  • {BLOCKED}abrown.com
  • {BLOCKED}indonesia.com
  • {BLOCKED}enedesigns.com
  • {BLOCKED}ptdecor.com

However, as of this writing, the said sites are inaccessible.

Ransomware Routine

This Ransomware appends the following extension to the file name of the encrypted files:

  • .{random characters}

It drops the following file(s) as ransom note:

  • {encrypted folder}\{random characters}-readme.txt

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

15.360.04

FIRST VSAPI PATTERN DATE:

11 Sep 2019

VSAPI OPR PATTERN File:

15.361.00

VSAPI OPR PATTERN Date:

12 Sep 2019

Step 1

Trend Micro products with the XGen technology detect this malware as

[ Learn More ]
  • Troj.Win32.TRX.XXPE50FFF031

Step 2

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.

Step 3

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 4

Restart in Safe Mode

[ Learn More ]

Step 5

Delete this registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

 
  • In HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
    • QPM = {hex values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
    • cMtS = {hex values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
    • WGg7j = {hex values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
    • zbhs8h = {hex values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
    • H85TP10 = .{encrypted extension}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\GitForWindows
    • GCZg2PXD = {hex values}

Step 6

Restore this modified registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_CURRENT_USER\Control Panel\Desktop
    • From: Wallpaper = %User Temp%\jl0.bmp
      To: Wallpaper = {User's choice for wallpaper}

Step 7

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %System%\catroot2\dberr.txt
  • %User Temp%\jl0.bmp
  • {encrypted folder}\{random characters}-readme.txt

Step 8

Reset your Desktop properties

[ Learn More ]

Step 9

Restart in normal mode and scan your computer with your Trend Micro product for files detected as Ransom.Win32.SODINOKIBI.AUWTM. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.

Step 10

Restore encrypted files from backup.


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