Analysis

  • max time kernel
    148s
  • max time network
    153s
  • 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 06:54

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:3504
    • 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:1404
    • 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:372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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/372-435-0x000000002CC00000-0x000000002CF4A000-memory.dmp

    Filesize

    3.3MB

  • memory/3504-0-0x0000000002280000-0x0000000002281000-memory.dmp

    Filesize

    4KB

  • memory/3504-1-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-3-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-5-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-8-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-12-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-20-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-30-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-66-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-69-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-68-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-65-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-64-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-63-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-62-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-61-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-60-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-59-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-58-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-57-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-56-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-55-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-53-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-35-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-51-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-47-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-31-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-44-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-43-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-42-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-40-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-39-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-38-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-37-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-36-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-24-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-54-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-52-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-34-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-33-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-49-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-32-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-46-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-45-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-29-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-28-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-41-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-27-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-26-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-25-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-23-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-22-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-21-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-19-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-18-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-17-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-15-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-13-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-11-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-7-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-10-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-16-0x0000000002280000-0x0000000002281000-memory.dmp

    Filesize

    4KB

  • memory/3504-14-0x0000000000400000-0x0000000000555000-memory.dmp

    Filesize

    1.3MB

  • memory/3504-9-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB

  • memory/3504-6-0x0000000002B80000-0x0000000003B80000-memory.dmp

    Filesize

    16.0MB