Overview

overview

10

Static

static

MV TBN -Sp...CX.exe

windows7_x64

10

MV TBN -Sp...CX.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 19:38

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General

  • Target
    MV TBN -Specification and PL-DOCX.exe
  • Size 1.1MB
  • Sample201109-l31mcqda62
  • SHA256 bca55e158b112f5d776f4402d48cdfaf5ae42b4d8f2e063ac69ba2405bfcc60a
  • MD5 SHA1 SHA512
Score
10/10
formbookpersistenceratspywarestealertrojan

Malware Config

Extracted

Family

  • formbook

C2

  • http://www.nyoxibwer.com/hm2/

Decoy

  • vodu.ltd

  • arauderghem.net

  • bluebackpage.com

  • cheapairmaxsaleclearance.com

  • soldiersofarts.com

  • fbservice.info

  • x9e7x7.info

  • davidhenkel.com

  • plantrak.net

  • 66sbleiv.com

  • cartierringprice.com

  • roupeiroblog.com

  • thxcn.com

  • baboondynasty.win

  • thecloudm.com

  • everythingreviews.net

  • zimmermansales.net

  • movie.kitchen

  • im.help

  • geebzor.com

Signatures

  • Formbook

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

    trojanspywarestealerformbook
  • Formbook Payload 3 IoCs
    rat
  • Adds policy Run key to start application 2 TTPs 2 IoCs
    persistence
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2864
    • C:\Users\Admin\AppData\Local\Temp\MV TBN -Specification and PL-DOCX.exe
      "C:\Users\Admin\AppData\Local\Temp\MV TBN -Specification and PL-DOCX.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:428
      • C:\Users\Admin\AppData\Local\Temp\MV TBN -Specification and PL-DOCX.exe
        "C:\Users\Admin\AppData\Local\Temp\MV TBN -Specification and PL-DOCX.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4020
    • C:\Windows\SysWOW64\autochk.exe
      "C:\Windows\SysWOW64\autochk.exe"
      2⤵
        PID:904
      • C:\Windows\SysWOW64\help.exe
        "C:\Windows\SysWOW64\help.exe"
        2⤵
        • Adds policy Run key to start application
        • Suspicious use of SetThreadContext
        • Drops file in Program Files directory
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2900
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\MV TBN -Specification and PL-DOCX.exe"
          3⤵
            PID:1380

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/2900-4-0x0000000001210000-0x0000000001217000-memory.dmp
            Download

            memory/2900-5-0x0000000001210000-0x0000000001217000-memory.dmp
            Download

            memory/2900-7-0x0000000004640000-0x0000000004716000-memory.dmp
            Download

            memory/4020-0-0x0000000000400000-0x000000000042A000-memory.dmp
            Download