Overview

overview

10

Static

static

BANK SLIPS-pdf.exe

windows7_x64

10

BANK SLIPS-pdf.exe

windows10_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 20:13

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General

  • Target
    BANK SLIPS-pdf.exe
  • Size 655KB
  • Sample201109-cjh988pkn2
  • SHA256 1d26a5cf8e279ddaa3ad924224219b550f7d431e8d6adbcb7bd36c01d4eae2d9
  • 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
  • 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
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 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:2576
    • C:\Users\Admin\AppData\Local\Temp\BANK SLIPS-pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\BANK SLIPS-pdf.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:4768
      • C:\Users\Admin\AppData\Local\Temp\BANK SLIPS-pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\BANK SLIPS-pdf.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1160
    • C:\Windows\SysWOW64\autochk.exe
      "C:\Windows\SysWOW64\autochk.exe"
      2⤵
        PID:720
      • C:\Windows\SysWOW64\autofmt.exe
        "C:\Windows\SysWOW64\autofmt.exe"
        2⤵
          PID:788
        • C:\Windows\SysWOW64\autofmt.exe
          "C:\Windows\SysWOW64\autofmt.exe"
          2⤵
            PID:372
          • C:\Windows\SysWOW64\mstsc.exe
            "C:\Windows\SysWOW64\mstsc.exe"
            2⤵
            • Adds 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:4224
            • C:\Windows\SysWOW64\cmd.exe
              /c del "C:\Users\Admin\AppData\Local\Temp\BANK SLIPS-pdf.exe"
              3⤵
                PID:3300

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                memory/1160-0-0x0000000000400000-0x000000000042A000-memory.dmp
                Download

                memory/4224-3-0x0000000000C60000-0x0000000000F5C000-memory.dmp
                Download

                memory/4224-4-0x0000000000C60000-0x0000000000F5C000-memory.dmp
                Download

                memory/4224-6-0x0000000005780000-0x00000000058C9000-memory.dmp
                Download