Analysis

  • max time kernel
    150s
  • max time network
    114s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    05/11/2020, 10:10

General

  • Target
    mses.exe
  • Size 455KB
  • Sample201105-nhmfca7572
  • SHA256 6847d25820be1a4d252df58d3652e103f33af5a43f12febeae71ac66385b0380
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.lightmeets.com/c237/

Decoy
  • bulletprooflogisticscompany.com

  • yesonv4mpc.net

  • villasegovia.com

  • aowutai.com

  • alpraa.space

  • transformationnatural.life

  • xiaopoplar.xyz

  • rogvids.site

  • lincolndigital.agency

  • hein.ltd

  • homewelldecor.com

  • essenciaalentejana.com

  • sulehome.com

  • handsometed.com

  • sustainableroadtrips.com

  • jessicascottwriter.com

  • stefanieaoki.com

  • jvrad.com

  • salesperformance360.com

  • jayvanwinkle.com

Signatures

  • Formbook

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

  • Formbook Payload 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 41 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 89 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    PID:2300
    • C:\Users\Admin\AppData\Local\Temp\mses.exe
      "C:\Users\Admin\AppData\Local\Temp\mses.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4696
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe Anorthosite,Bullhead
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:3144
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:4168
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\SysWOW64\svchost.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      PID:2916
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\cmd.exe"
        3⤵
          PID:3092

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/2916-7-0x0000000001350000-0x000000000135C000-memory.dmp

          memory/2916-8-0x0000000001350000-0x000000000135C000-memory.dmp

          memory/2916-10-0x0000000004250000-0x00000000043C3000-memory.dmp

          memory/3144-4-0x0000000004EB0000-0x0000000004EDE000-memory.dmp