Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    17/08/2020, 05:42

General

  • Target
    new order inquiry.exe
  • Size 530KB
  • Sample200817-c66f7wsjs6
  • SHA256 b1c87bb82c46e28ccb5188475def1c24b3239f0508372163cd75d2abc6eaf049
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.yofdyk.com/gbr/

Decoy
  • webstransfer.com

  • windycity.online

  • xzlrln.com

  • bzplp.loan

  • ps3scenefiles.com

  • leeasy.info

  • utpwqh.info

  • mitchellbomberger.com

  • news3032.construction

  • 08je.com

  • tlcequipolatino.com

  • raservicesbiling.com

  • stripesinvestment.com

  • m7token.com

  • megacurioso04.men

  • defineturumbo.com

  • monarchbycomputerease.com

  • matteoclerici.com

  • projectpint.com

  • tonsfortatas.com

Signatures

  • Formbook

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

  • Formbook Payload 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Obfuscated with Agile.Net obfuscator 2 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 47 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 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:2976
    • C:\Users\Admin\AppData\Local\Temp\new order inquiry.exe
      "C:\Users\Admin\AppData\Local\Temp\new order inquiry.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3704
      • C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
        "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:3920
    • C:\Windows\SysWOW64\colorcpl.exe
      "C:\Windows\SysWOW64\colorcpl.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3176
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
        3⤵
          PID:4000

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/3176-17-0x0000000004230000-0x000000000431F000-memory.dmp

          memory/3176-14-0x0000000000E10000-0x0000000000E29000-memory.dmp

          memory/3176-13-0x0000000000E10000-0x0000000000E29000-memory.dmp

          memory/3704-5-0x0000000005D10000-0x0000000005D11000-memory.dmp

          memory/3704-7-0x00000000056A0000-0x00000000056A3000-memory.dmp

          memory/3704-6-0x00000000058F0000-0x00000000058F1000-memory.dmp

          memory/3704-0-0x0000000073B70000-0x000000007425E000-memory.dmp

          memory/3704-3-0x0000000004DC0000-0x0000000004DE1000-memory.dmp

          memory/3704-1-0x0000000000490000-0x0000000000491000-memory.dmp

          memory/3920-8-0x0000000000400000-0x000000000042D000-memory.dmp