Analysis

  • max time kernel
    115s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    21/02/2021, 18:14

General

  • Target
    do202120102_010010101001010.pdf.exe
  • Size 883KB
  • Sample210221-pspywbcmmj
  • SHA256 878780dd4a45cd2ac3266e865c987933f7f6539fe93f6bc6b314188b2e5d2a45
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

C2
  • http://www.coincrush.net/fzd/

Decoy
  • vn-mua-hang-onlike.site

  • creationsbylisaq.com

  • clouduwo.com

  • archlvedata.com

  • casanoriamaderas.com

  • plouceur.com

  • thrivewarrioracademy.com

  • saraviafirma.com

  • letstalktech.tech

  • rhetfox.com

  • clmssouth.com

  • thecatstits.net

  • mepain.space

  • thepapaya.xyz

  • gaplek.net

  • llcom.net

  • estrategassocial.com

  • sliming.life

  • progressofindia.com

  • fakedoctorsrealfriendsmerch.com

Signatures

  • Formbook

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

  • Formbook Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\do202120102_010010101001010.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\do202120102_010010101001010.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4688
    • C:\Users\Admin\AppData\Local\Temp\do202120102_010010101001010.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\do202120102_010010101001010.pdf.exe"
      2⤵
        PID:3568
      • C:\Users\Admin\AppData\Local\Temp\do202120102_010010101001010.pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\do202120102_010010101001010.pdf.exe"
        2⤵
          PID:2140
        • C:\Users\Admin\AppData\Local\Temp\do202120102_010010101001010.pdf.exe
          "C:\Users\Admin\AppData\Local\Temp\do202120102_010010101001010.pdf.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2096

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/2096-13-0x0000000000400000-0x000000000042E000-memory.dmp

            memory/2096-16-0x0000000000FD0000-0x00000000012F0000-memory.dmp

            memory/4688-9-0x0000000005570000-0x0000000005571000-memory.dmp

            memory/4688-7-0x0000000005410000-0x0000000005411000-memory.dmp

            memory/4688-8-0x00000000052B0000-0x00000000052B1000-memory.dmp

            memory/4688-2-0x0000000073900000-0x0000000073FEE000-memory.dmp

            memory/4688-10-0x0000000005620000-0x0000000005621000-memory.dmp

            memory/4688-11-0x0000000005840000-0x0000000005843000-memory.dmp

            memory/4688-12-0x00000000075F0000-0x0000000007645000-memory.dmp

            memory/4688-6-0x0000000005870000-0x0000000005871000-memory.dmp

            memory/4688-5-0x00000000052D0000-0x00000000052D1000-memory.dmp

            memory/4688-3-0x00000000009B0000-0x00000000009B1000-memory.dmp