Analysis

  • max time kernel
    155s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    09/02/2022, 15:32

General

  • Target
    HSBC Payment Advice.exe
  • Size 688KB
  • Sample220209-syn3fsagc7
  • SHA256 d2d2107ce64f31669e2c8dbe31da2cc683087050492fa4e8e31940e30f33ff04
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • r3hg

Decoy
  • ease-dev-core.com

  • bologna-wine.com

  • wettybucket.com

  • tubeclass.com

  • xn--wgvyex1as30j.xn--55qx5d

  • drmas.clinic

  • zhjtaszh.com

  • bendedbundel.quest

  • doctorpritzker.com

  • sumiyoshiku-kensyoen.xyz

  • stpcreative.digital

  • marinaegeorgeprasempre.com

  • ibasho.group

  • elespaciohabana.online

  • aiinblockchain.com

  • nmkangan.com

  • sutorimogemu.xyz

  • punksushi.com

  • 0atey.com

  • laindofficial.com

Signatures

  • Formbook

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

  • Formbook Payload 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Windows directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:2620
    • C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice.exe
      "C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3132
      • C:\Users\Admin\AppData\Local\Temp\bsvsg.exe
        C:\Users\Admin\AppData\Local\Temp\bsvsg.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4700
        • C:\Users\Admin\AppData\Local\Temp\bsvsg.exe
          C:\Users\Admin\AppData\Local\Temp\bsvsg.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:4524
    • 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:4772
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\bsvsg.exe"
        3⤵
          PID:4852
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:3752
    • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
      C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:4296

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2620-145-0x0000000008E10000-0x0000000008F87000-memory.dmp

          memory/2620-153-0x00000000090C0000-0x0000000009247000-memory.dmp

          memory/2620-141-0x0000000008C90000-0x0000000008D87000-memory.dmp

          memory/3752-150-0x000001629B510000-0x000001629B514000-memory.dmp

          memory/3752-149-0x0000016298FE0000-0x0000016298FF0000-memory.dmp

          memory/3752-148-0x0000016298790000-0x00000162987A0000-memory.dmp

          memory/4524-135-0x0000000000400000-0x000000000042F000-memory.dmp

          memory/4524-143-0x000000000041F000-0x0000000000420000-memory.dmp

          memory/4524-142-0x0000000000400000-0x000000000042F000-memory.dmp

          memory/4524-144-0x0000000000A30000-0x0000000000A44000-memory.dmp

          memory/4524-140-0x00000000005E0000-0x00000000005F4000-memory.dmp

          memory/4524-139-0x000000000041F000-0x0000000000420000-memory.dmp

          memory/4524-137-0x0000000000A50000-0x0000000000D9A000-memory.dmp

          memory/4700-134-0x0000000000570000-0x0000000000572000-memory.dmp

          memory/4772-147-0x0000000001030000-0x000000000105F000-memory.dmp

          memory/4772-146-0x00000000002A0000-0x00000000002B9000-memory.dmp

          memory/4772-151-0x0000000002EF0000-0x000000000323A000-memory.dmp

          memory/4772-152-0x0000000002D60000-0x0000000002DF3000-memory.dmp