Analysis

  • max time kernel
    146s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    12/10/2020, 06:20

General

  • Target
    Quotation.exe
  • Size 498KB
  • Sample201012-gkfdmdae3e
  • SHA256 4e712f5df51bc5970b962b170cfde7a6cd20622ac67164a6f2101655a8a7d7f3
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.iassistremote.com/ku7x/

Decoy
  • livingdockside.com

  • floorspace.investments

  • loadingmc.net

  • okayama-caravan.com

  • twelvevoltcustoms.com

  • alexandradautel.com

  • loveatlastflorist.com

  • workxpace.xyz

  • wizhuo.com

  • megareferencement.com

  • onsustive.life

  • petchicsolution.com

  • digitaljournalistsofcolor.com

  • carmelvine.com

  • wiyani.com

  • alleventlivehd24.xyz

  • cobraaerospacellc.com

  • fleetsafetyvision.com

  • radiantlifetexas.com

  • livewithsecurity.com

Signatures

  • Formbook

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

  • Formbook Payload 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1300
    • C:\Users\Admin\AppData\Local\Temp\Quotation.exe
      "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:864
      • 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
        • Suspicious use of WriteProcessMemory
        PID:1972
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\SysWOW64\svchost.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:528
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
            5⤵
              PID:820

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/528-15-0x0000000000670000-0x000000000076E000-memory.dmp

          memory/528-12-0x00000000008A0000-0x00000000008A8000-memory.dmp

          memory/864-5-0x0000000000530000-0x0000000000546000-memory.dmp

          memory/864-0-0x0000000074780000-0x0000000074E6E000-memory.dmp

          memory/864-3-0x00000000002F0000-0x0000000000327000-memory.dmp

          memory/864-1-0x00000000011D0000-0x00000000011D1000-memory.dmp

          memory/1300-16-0x00000000071E0000-0x000000000738A000-memory.dmp

          memory/1972-8-0x0000000000400000-0x000000000042E000-memory.dmp