Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06-01-2025 06:53

General

  • Target

    PI ITS15235.doc

  • Size

    51KB

  • MD5

    1be2a4992097f506fd7ddb85625c2f1e

  • SHA1

    f197c2aa2c4c1dd1059d04309b22359d46fec69b

  • SHA256

    5573f50bf399a289981af095f020610e04ede3126835312bf7dc4de27f6bb602

  • SHA512

    02772db9177dbd1152740078b276b33d3ef79943d6057725da800b7f16af4cda8deb666a42013e8569a36ec4a57739056e496b14c9bb229e01c154c7ea19f5ea

  • SSDEEP

    384:Gp0xfMDVBv2xv8R8dFMjNCC4iKncEOqO6tJiSsqdg1vA9tz1/tfxP0jGaHfZtyga:GkUDrMOgPyU+1o9tlt1ha//vOFl

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 58 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Script User-Agent 1 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\PI ITS15235.doc"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Users\Admin\AppData\Local\Temp\brightness.exe
      "brightness.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1644
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 728
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:1600
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:700

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\brightness.exe

      Filesize

      1.1MB

      MD5

      bf9b75adf866583299dbc8a5fad66cfc

      SHA1

      377f83f54d1226a181f265557804001cb9deee6a

      SHA256

      1bec44aa19ea8daa0b7151b312975f3f753e03f0bbce5ebeab8dfda5fb736a91

      SHA512

      384b92d7ecbd8c5242815cb8ec6bce0096412d2f558c61c4c91a5aff38d3da8cf297d40362b91c1f4620d02700954fbee71519e4735ee4bd17413ee491220fd7

    • memory/1644-33-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-71-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-16-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-22-0x0000000000400000-0x0000000000524000-memory.dmp

      Filesize

      1.1MB

    • memory/1644-28-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-31-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-45-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-47-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-58-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-60-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-25-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-24-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-68-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-15-0x0000000000220000-0x0000000000221000-memory.dmp

      Filesize

      4KB

    • memory/1644-76-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-26-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-80-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-83-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-86-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-90-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-92-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-96-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-99-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-43-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-32-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-41-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-40-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-39-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-38-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-37-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-36-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-35-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-57-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-17-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-42-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-30-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-29-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-102-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-61-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-59-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-34-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-56-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-55-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-54-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-53-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-52-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-51-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-63-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-50-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-49-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-48-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-46-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-44-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-66-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-67-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-27-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-70-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-69-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-65-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-64-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1644-62-0x0000000003160000-0x0000000004160000-memory.dmp

      Filesize

      16.0MB

    • memory/1848-20-0x00000000717CD000-0x00000000717D8000-memory.dmp

      Filesize

      44KB

    • memory/1848-6-0x0000000000720000-0x0000000000820000-memory.dmp

      Filesize

      1024KB

    • memory/1848-4-0x0000000000720000-0x0000000000820000-memory.dmp

      Filesize

      1024KB

    • memory/1848-2-0x00000000717CD000-0x00000000717D8000-memory.dmp

      Filesize

      44KB

    • memory/1848-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1848-0-0x000000002FBF1000-0x000000002FBF2000-memory.dmp

      Filesize

      4KB

    • memory/1848-21-0x0000000000720000-0x0000000000820000-memory.dmp

      Filesize

      1024KB