Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/11/2024, 08:13

General

  • Target

    78326473_PDF.cmd

  • Size

    6.8MB

  • MD5

    2152288a44df543c12a71a50df1ed7b6

  • SHA1

    3d9f4c31f2366d2e75b5d6de5eb790da8bf07f1e

  • SHA256

    08eff0bb7bf2a683834cba1a3602e59ab3e803ce18e2998bd944ad06ec0e2736

  • SHA512

    32558f9fb65ca2adbbd572024f79fee514241b3b5bc35a09e62d0f622955da0f64ab7dd1697621cfa6492095711113408c0b5b619d3beb9fa960746b3ec07b6a

  • SSDEEP

    49152:NL4RD6gKgoYnqvkzd7uTu1DfSYr6EuG+1y3OgKVUGVpxRTw:Y

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 8 IoCs
  • Loads dropped DLL 9 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.

  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\78326473_PDF.cmd"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2280
    • C:\Windows\System32\extrac32.exe
      C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"
      2⤵
        PID:2920
      • C:\Users\Public\alpha.exe
        C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2976
        • C:\Windows\system32\extrac32.exe
          extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
          3⤵
            PID:1836
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\78326473_PDF.cmd" "C:\\Users\\Public\\Host.GIF" 3
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1780
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\78326473_PDF.cmd" "C:\\Users\\Public\\Host.GIF" 3
            3⤵
            • Executes dropped EXE
            PID:2124
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Host.GIF" "C:\\Users\\Public\\Libraries\\Host.COM" 10
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1884
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Host.GIF" "C:\\Users\\Public\\Libraries\\Host.COM" 10
            3⤵
            • Executes dropped EXE
            PID:2788
        • C:\Users\Public\Libraries\Host.COM
          C:\Users\Public\Libraries\Host.COM
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: CmdExeWriteProcessMemorySpam
          • Suspicious use of WriteProcessMemory
          PID:2600
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 748
            3⤵
            • Loads dropped DLL
            • Program crash
            PID:1844
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\kn.exe" / A / F / Q / S
          2⤵
          • Executes dropped EXE
          PID:2996
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\Host.GIF" / A / F / Q / S
          2⤵
          • Executes dropped EXE
          PID:2712

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Public\Host.GIF

        Filesize

        4.7MB

        MD5

        9dcdd6e703f63872450a29843cc225d8

        SHA1

        deada0c9b2a7059b01958f0cbd173a77182bd03a

        SHA256

        a36432dc3dfe90959dc37fc8124bd6d292391569e071c2b3be67a53531a2aace

        SHA512

        e53354a5f917abc8c36f43e79ddec53e2b8d6ee8f1a38b7c5f777751c8f34eb8e53f03c633b20fca6993031b78bab5d454faaccdf8bcb5782c77876d8f08ad50

      • C:\Users\Public\Libraries\Host.COM

        Filesize

        1.3MB

        MD5

        7614ce01178ed3b6e66eccbb0300fcf8

        SHA1

        3774cf5b5a3060f1a02946de4c192778d4256852

        SHA256

        f2acf58a7b9bb7e4621a7187a6db9f294a3ee0106c3a00d8cf6d55107dd19ae1

        SHA512

        e20e8ccaa3e16e1d573eb741fc4e7d27de128d83dd9a504516c5fbea23538b3ed5d02466898af3762ee2837f9b4839454045a3ff6fa1fd0cb464da0377e886a4

      • \Users\Public\alpha.exe

        Filesize

        337KB

        MD5

        5746bd7e255dd6a8afa06f7c42c1ba41

        SHA1

        0f3c4ff28f354aede202d54e9d1c5529a3bf87d8

        SHA256

        db06c3534964e3fc79d2763144ba53742d7fa250ca336f4a0fe724b75aaff386

        SHA512

        3a968356d7b94cc014f78ca37a3c03f354c3970c9e027ed4ccb8e59f0f9f2a32bfa22e7d6b127d44631d715ea41bf8ace91f0b4d69d1714d55552b064ffeb69e

      • \Users\Public\kn.exe

        Filesize

        1.1MB

        MD5

        ec1fd3050dbc40ec7e87ab99c7ca0b03

        SHA1

        ae7fdfc29f4ef31e38ebf381e61b503038b5cb35

        SHA256

        1e19c5a26215b62de1babd5633853344420c1e673bb83e8a89213085e17e16e3

        SHA512

        4e47331f2fdce77b01d86cf8e21cd7d6df13536f09b70c53e5a6b82f66512faa10e38645884c696b47a27ea6bddc6c1fdb905ee78684dca98cbda5f39fbafcc2

      • memory/2600-33-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-34-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-39-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-47-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-48-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-38-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-49-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-52-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-53-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-40-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-59-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-61-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-41-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-65-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-67-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-42-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-70-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-71-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-73-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-76-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-77-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-37-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-82-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-44-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-87-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-84-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-88-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-81-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-78-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-43-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-57-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-55-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-91-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-46-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-95-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-98-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-100-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-101-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-104-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-106-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-109-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-110-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-113-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-115-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-50-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-117-0x0000000000400000-0x0000000000564000-memory.dmp

        Filesize

        1.4MB

      • memory/2600-51-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-64-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-85-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-83-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-80-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-79-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-75-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-74-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-72-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-69-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-68-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-63-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-62-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-60-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-58-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-56-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB

      • memory/2600-54-0x0000000003340000-0x0000000004340000-memory.dmp

        Filesize

        16.0MB