Overview

overview

10

Static

static

attached template.exe

windows7_x64

10

attached template.exe

windows10_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 19:49

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General

  • Target
    attached template.exe
  • Size 376KB
  • Sample201109-tdsepxegda
  • SHA256 792b531e6877d9cf92e64424e683f70666b07a4e8071e6988a1750b822bee1a7
  • MD5 SHA1 SHA512
Score
10/10
formbookpersistenceratspywarestealertrojan

Malware Config

Extracted

Family

  • formbook

C2

  • http://www.doverax.com/c2h/

Decoy

  • vitimasmarinapuig.com

  • kazuhappa.com

  • aasa.money

  • wiggleones.com

  • bisring.com

  • www899380.com

  • latintoken.com

  • fasionrestaurant.com

  • newleafnewbuds.com

  • magicaxe.com

  • scamsofsam.com

  • dumtak.info

  • harveygrantmusic.com

  • ipbarrister.com

  • shenglisuoye.com

  • iantajmer.com

  • gtk-gemilang.com

  • itacruisetab.live

  • cherrywoodcorporatesuites.com

  • regionalmerchandise.com

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

    trojanspywarestealerformbook
  • Formbook Payload 3 IoCs
    rat
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2828
    • C:\Users\Admin\AppData\Local\Temp\attached template.exe
      "C:\Users\Admin\AppData\Local\Temp\attached template.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:3372
      • C:\Users\Admin\AppData\Local\Temp\attached template.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:3924
    • C:\Windows\SysWOW64\NETSTAT.EXE
      "C:\Windows\SysWOW64\NETSTAT.EXE"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • Gathers network information
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3452
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\attached template.exe"
        3⤵
          PID:200

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3452-4-0x0000000000C30000-0x0000000000C3B000-memory.dmp
          Download

          memory/3452-5-0x0000000000C30000-0x0000000000C3B000-memory.dmp
          Download

          memory/3452-7-0x0000000003B30000-0x0000000003BD2000-memory.dmp
          Download

          memory/3924-0-0x0000000000400000-0x000000000042A000-memory.dmp
          Download