Analysis

  • max time kernel
    134s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-01-2025 06:57

General

  • Target

    PIITS15235.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 54 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Script User-Agent 1 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\PIITS15235.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3840
    • C:\Users\Admin\AppData\Local\Temp\brightness.exe
      C:\Users\Admin\AppData\Local\Temp\brightness.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1728
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 2092
        3⤵
        • Program crash
        PID:4312
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1728 -ip 1728
    1⤵
      PID:2456

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\TCD3BA6.tmp\iso690.xsl

      Filesize

      263KB

      MD5

      ff0e07eff1333cdf9fc2523d323dd654

      SHA1

      77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4

      SHA256

      3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5

      SHA512

      b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d

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

      Filesize

      1.1MB

      MD5

      bf9b75adf866583299dbc8a5fad66cfc

      SHA1

      377f83f54d1226a181f265557804001cb9deee6a

      SHA256

      1bec44aa19ea8daa0b7151b312975f3f753e03f0bbce5ebeab8dfda5fb736a91

      SHA512

      384b92d7ecbd8c5242815cb8ec6bce0096412d2f558c61c4c91a5aff38d3da8cf297d40362b91c1f4620d02700954fbee71519e4735ee4bd17413ee491220fd7

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

      Filesize

      2KB

      MD5

      0f584f13e429e416987996a78528c5a5

      SHA1

      45617dc5b74414b84109648049fab0031bec42c4

      SHA256

      e68d47d3e8a958b7cdfef63ef26a4ea6958fc63c032a9a2d738f13aeecc54b06

      SHA512

      55dce9c6de67fcf49a0bdd857ccd218de5c8e2be33d5aab1ee91eaf9a78c315534c20b5f7a6f93019616daf7deef7cbfc512f0aa47c2b642326923eaa47c7e1f

    • memory/1728-102-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-99-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-93-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-83-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-75-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-96-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-97-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-98-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-86-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-100-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-87-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-73-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-103-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-105-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-106-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-89-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-107-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-108-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-109-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-92-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-112-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-44-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/1728-45-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-74-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-94-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-163-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/1728-95-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-123-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-101-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-104-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-110-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-113-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-114-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-115-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-72-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-82-0x0000000000400000-0x0000000000524000-memory.dmp

      Filesize

      1.1MB

    • memory/1728-81-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-80-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-90-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-79-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-88-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-85-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-76-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-84-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-116-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-46-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-117-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-78-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-77-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-71-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-91-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-111-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-124-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-122-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-121-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-120-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-119-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/1728-118-0x0000000002930000-0x0000000003930000-memory.dmp

      Filesize

      16.0MB

    • memory/3840-53-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-8-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-40-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-4-0x00007FFD9EBD0000-0x00007FFD9EBE0000-memory.dmp

      Filesize

      64KB

    • memory/3840-60-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-5-0x00007FFD9EBD0000-0x00007FFD9EBE0000-memory.dmp

      Filesize

      64KB

    • memory/3840-18-0x00007FFD9CB70000-0x00007FFD9CB80000-memory.dmp

      Filesize

      64KB

    • memory/3840-0-0x00007FFDDEBED000-0x00007FFDDEBEE000-memory.dmp

      Filesize

      4KB

    • memory/3840-51-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-10-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-52-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-50-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-32-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-48-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-3-0x00007FFD9EBD0000-0x00007FFD9EBE0000-memory.dmp

      Filesize

      64KB

    • memory/3840-7-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-31-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-49-0x00007FFDDEBED000-0x00007FFDDEBEE000-memory.dmp

      Filesize

      4KB

    • memory/3840-1-0x00007FFD9EBD0000-0x00007FFD9EBE0000-memory.dmp

      Filesize

      64KB

    • memory/3840-15-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-17-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-19-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-20-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-16-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-6-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-14-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-13-0x00007FFD9CB70000-0x00007FFD9CB80000-memory.dmp

      Filesize

      64KB

    • memory/3840-11-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-12-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-69-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-9-0x00007FFDDEB50000-0x00007FFDDED45000-memory.dmp

      Filesize

      2.0MB

    • memory/3840-2-0x00007FFD9EBD0000-0x00007FFD9EBE0000-memory.dmp

      Filesize

      64KB