Analysis

  • max time kernel
    133s
  • max time network
    144s
  • 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 06:53

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 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\PI ITS15235.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:4044
    • 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:1296
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 2092
        3⤵
        • Program crash
        PID:612
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1296 -ip 1296
    1⤵
      PID:5080

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\TCD82E.tmp\sist02.xsl

      Filesize

      245KB

      MD5

      f883b260a8d67082ea895c14bf56dd56

      SHA1

      7954565c1f243d46ad3b1e2f1baf3281451fc14b

      SHA256

      ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353

      SHA512

      d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e

    • 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

    • memory/1296-115-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-85-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-41-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/1296-67-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-66-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-73-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-114-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-75-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-76-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-71-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-72-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-110-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-80-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-82-0x0000000000400000-0x0000000000524000-memory.dmp

      Filesize

      1.1MB

    • memory/1296-86-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-87-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-89-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-99-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-78-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-79-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-101-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-102-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-44-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-81-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-83-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-104-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-106-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-112-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-84-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-113-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-64-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-70-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-65-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-69-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-68-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-77-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-97-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-92-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-96-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-118-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-117-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-42-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-74-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-109-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-111-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-108-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-107-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-105-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-103-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-100-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-98-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-95-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-94-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-93-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-156-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/1296-91-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-88-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/1296-116-0x0000000002990000-0x0000000003990000-memory.dmp

      Filesize

      16.0MB

    • memory/4044-37-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-12-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-55-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-62-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-61-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-54-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-46-0x00007FFD5FC8D000-0x00007FFD5FC8E000-memory.dmp

      Filesize

      4KB

    • memory/4044-47-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-45-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-31-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-30-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-2-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

      Filesize

      64KB

    • memory/4044-3-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

      Filesize

      64KB

    • memory/4044-9-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-15-0x00007FFD1D390000-0x00007FFD1D3A0000-memory.dmp

      Filesize

      64KB

    • memory/4044-16-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-17-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-14-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-10-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-13-0x00007FFD1D390000-0x00007FFD1D3A0000-memory.dmp

      Filesize

      64KB

    • memory/4044-11-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-7-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-8-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

      Filesize

      64KB

    • memory/4044-6-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

      Filesize

      64KB

    • memory/4044-4-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-5-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

      Filesize

      2.0MB

    • memory/4044-0-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

      Filesize

      64KB

    • memory/4044-1-0x00007FFD5FC8D000-0x00007FFD5FC8E000-memory.dmp

      Filesize

      4KB