Analysis

  • max time kernel
    149s
  • max time network
    275s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/12/2024, 10:45

General

  • Target

    Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe

  • Size

    1.3MB

  • MD5

    72ab2a99902ec6f67b0d4df67820328e

  • SHA1

    31477040c90aab506547fe4e4450e71b76e9345b

  • SHA256

    406044ba7e007830321b3669505774b9e282502ac958f0cd723e5106c33c4180

  • SHA512

    3ff78c68e71f0bc2788f4177d7a49ff5857a71ec42d5e70c786f9cdea3a4b8ed1563fe95beef7501c8b6c85e96e06b63f5e5399575163b50bb6404bdec025cce

  • SSDEEP

    24576:TS1gzTBokW3THfYl7JTOs1r7FX2DOfqDrKfK8r/4mSwhODqR:TtTiq973f

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 61 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Script User-Agent 2 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Delivery Confirmation Forms - Contact Form TS4047117 pdf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4612
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Public\Libraries\FX.cmd
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4312
    • C:\Users\Public\Libraries\xnxcxbpC.pif
      C:\Users\Public\Libraries\xnxcxbpC.pif
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4668

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Public\Libraries\FX.cmd

          Filesize

          8KB

          MD5

          60cd0be570decd49e4798554639a05ae

          SHA1

          bd7bed69d9ab9a20b5263d74921c453f38477bcb

          SHA256

          ca6a6c849496453990beceef8c192d90908c0c615fa0a1d01bcd464bad6966a5

          SHA512

          ab3dbdb4ed95a0cb4072b23dd241149f48ecff8a69f16d81648e825d9d81a55954e5dd9bc46d3d7408421df30c901b9ad1385d1e70793fa8d715c86c9e800c57

        • C:\Users\Public\Libraries\xnxcxbpC.pif

          Filesize

          171KB

          MD5

          22331abcc9472cc9dc6f37faf333aa2c

          SHA1

          2a001c30ba79a19ceaf6a09c3567c70311760aa4

          SHA256

          bdfa725ec2a2c8ea5861d9b4c2f608e631a183fca7916c1e07a28b656cc8ec0c

          SHA512

          c7f5baad732424b975a426867d3d8b5424aa830aa172ed0ff0ef630070bf2b4213750e123a36d8c5a741e22d3999ca1d7e77c62d4b77d6295b20a38114b7843c

        • memory/4612-0-0x0000000000750000-0x0000000000751000-memory.dmp

          Filesize

          4KB

        • memory/4612-2-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-1-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-5-0x0000000000750000-0x0000000000751000-memory.dmp

          Filesize

          4KB

        • memory/4612-4-0x0000000000400000-0x0000000000555000-memory.dmp

          Filesize

          1.3MB

        • memory/4612-9-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-14-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-22-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-21-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-32-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-20-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-31-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-19-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-18-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-17-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-26-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-25-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-16-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-24-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-15-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-23-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-13-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-12-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-11-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-10-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-8-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-7-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-34-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-54-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-65-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-64-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-63-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-62-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-61-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-60-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-58-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-59-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-57-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-55-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-53-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-52-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-51-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-50-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-49-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-48-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-47-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-46-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-45-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-43-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-40-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-66-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-36-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-56-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-33-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-30-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-29-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-44-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-28-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-42-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-27-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-41-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-39-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-38-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-37-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4612-35-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

          Filesize

          16.0MB

        • memory/4668-435-0x00000000314D0000-0x000000003181A000-memory.dmp

          Filesize

          3.3MB