Overview

overview

10

Static

static

BL_ETA-208...LS.exe

windows7_x64

10

BL_ETA-208...LS.exe

windows10_x64

10

Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 19:46

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General

  • Target
    BL_ETA-208324A,XLS.exe
  • Size 487KB
  • Sample201109-jyy63vcld2
  • SHA256 968caaf20d88166fb2ea2774f772f36a4f070bd6d912f8a1c46c0ae4cd3a31a7
  • MD5 SHA1 SHA512
Score
10/10
formbookpersistenceratspywarestealertrojan

Malware Config

Extracted

Family

  • formbook

C2

  • http://www.flycoz.com/te/

Decoy

  • 165whc.info

  • qdbfqfphjidqgtbttnq.com

  • theforceforsakens.com

  • septsix.com

  • meinnatura.com

  • markcici.com

  • rh-tv.com

  • yangzhie288.com

  • crystalent.biz

  • ipearlvoyager.com

  • depositvoucher.accountant

  • xn--g5ty9lgeu39hdrv5sm.com

  • newitemof.info

  • bombkitty.com

  • lewesdelawarerealestate.com

  • 9c1nine.loan

  • ramrajindustries.com

  • standardpitbullpups.com

  • gentlestitches.com

  • dotruckbig.live

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 58 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 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\BL_ETA-208324A,XLS.exe
      "C:\Users\Admin\AppData\Local\Temp\BL_ETA-208324A,XLS.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1080
      • C:\Users\Admin\AppData\Local\Temp\BL_ETA-208324A,XLS.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2448
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\SysWOW64\svchost.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:636
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\BL_ETA-208324A,XLS.exe"
        3⤵
          PID:696

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/636-4-0x00000000002F0000-0x00000000002FC000-memory.dmp
          Download

          memory/636-5-0x00000000002F0000-0x00000000002FC000-memory.dmp
          Download

          memory/636-7-0x0000000003FA0000-0x0000000004075000-memory.dmp
          Download

          memory/2448-0-0x0000000000400000-0x000000000042A000-memory.dmp
          Download