Analysis

  • max time kernel
    143s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    14-06-2024 02:08

General

  • Target

    invoice_569685.cmd

  • Size

    3.2MB

  • MD5

    a44d0923af9248d5844169ae5e465b5d

  • SHA1

    9478acd0c7c630a51ec64a553a135a3f50d135bb

  • SHA256

    7d2e08e27b338c8a834d696def4ff2f541e6b19e4d550f42b5c5423fb455e56a

  • SHA512

    1035a085fb6c5f94347048433a5b2c78ff23ffff69bcca9114ad4f9e36ea048022652a8234f54912e5ee1c372c66dae6a5d4d4c60fdae2c1d3347abb7a3b2faf

  • SSDEEP

    49152:6oxyJptV+hMsrY2Dp1wrmaKY4L/A2v7380MG3LFQzPLDgV4R:K

Score
10/10

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 63 IoCs
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 7 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\invoice_569685.cmd"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2232
    • C:\Windows\System32\extrac32.exe
      C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"
      2⤵
        PID:1916
      • 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:2284
        • C:\Windows\system32\extrac32.exe
          extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
          3⤵
            PID:2944
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\invoice_569685.cmd" "C:\\Users\\Public\\Audio.mp4" 9
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2324
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\invoice_569685.cmd" "C:\\Users\\Public\\Audio.mp4" 9
            3⤵
            • Executes dropped EXE
            PID:2656
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Audio.mp4" "C:\\Users\\Public\\Libraries\\Audio.pif" 12
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2732
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Audio.mp4" "C:\\Users\\Public\\Libraries\\Audio.pif" 12
            3⤵
            • Executes dropped EXE
            PID:2712
        • C:\Users\Public\Libraries\Audio.pif
          C:\Users\Public\Libraries\Audio.pif
          2⤵
          • Executes dropped EXE
          • Suspicious behavior: CmdExeWriteProcessMemorySpam
          PID:2064
        • 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:2800
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\Audio.mp4" / A / F / Q / S
          2⤵
          • Executes dropped EXE
          PID:2956

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Public\Audio.mp4
        Filesize

        2.1MB

        MD5

        331acc128c73ca34df0ec4f2773a909d

        SHA1

        49efefcf09d9d1e7df14b12e937c78f64d30cd91

        SHA256

        c5d8ddff9277aa014c2612f57059eb7963a5ee7f9393b8dda53c6fedbb93646d

        SHA512

        cf549dbbfa3101f4587c4508fc6b9243831eb41a61ac1b75a8bf78f0d5350a6d50fcc840ae85163368b1254ab532259c0b9fc48053655d6e1dff3434677e65b3

      • C:\Users\Public\Libraries\Audio.pif
        Filesize

        1.1MB

        MD5

        a7665a0ba38d413a4186778d0b589419

        SHA1

        fc281f3d97b91799ce0a0f90da106681810de663

        SHA256

        f9455699d8c8e96c69cb3c8e87336c34655b2f1c39fee7256ead815c444d39b0

        SHA512

        741ba77391db3d64deed3811b2024c91d5cc63c05294bf787ddab0d4dde2b434511f10ea08f466b11db1302a485e6ab04c92eb3ef971de2ad325a16a775e6220

      • C:\Users\Public\alpha.exe
        Filesize

        337KB

        MD5

        5746bd7e255dd6a8afa06f7c42c1ba41

        SHA1

        0f3c4ff28f354aede202d54e9d1c5529a3bf87d8

        SHA256

        db06c3534964e3fc79d2763144ba53742d7fa250ca336f4a0fe724b75aaff386

        SHA512

        3a968356d7b94cc014f78ca37a3c03f354c3970c9e027ed4ccb8e59f0f9f2a32bfa22e7d6b127d44631d715ea41bf8ace91f0b4d69d1714d55552b064ffeb69e

      • C:\Users\Public\kn.exe
        Filesize

        1.1MB

        MD5

        ec1fd3050dbc40ec7e87ab99c7ca0b03

        SHA1

        ae7fdfc29f4ef31e38ebf381e61b503038b5cb35

        SHA256

        1e19c5a26215b62de1babd5633853344420c1e673bb83e8a89213085e17e16e3

        SHA512

        4e47331f2fdce77b01d86cf8e21cd7d6df13536f09b70c53e5a6b82f66512faa10e38645884c696b47a27ea6bddc6c1fdb905ee78684dca98cbda5f39fbafcc2

      • memory/2064-34-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-38-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-37-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-36-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-35-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-39-0x0000000000400000-0x000000000051C000-memory.dmp
        Filesize

        1.1MB

      • memory/2064-41-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-98-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-42-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-90-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-91-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-88-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-87-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-85-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-84-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-82-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-81-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-80-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-78-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-77-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-75-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-74-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-72-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-71-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-70-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-68-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-65-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-62-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-61-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-59-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-58-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-56-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-54-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-53-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-52-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-49-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-47-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-46-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-44-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-67-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-64-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-50-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-107-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-104-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-101-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-95-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-92-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-89-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-86-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-83-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-79-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-76-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-73-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-69-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-66-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-63-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-60-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-57-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-55-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-51-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-48-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-45-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-43-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB

      • memory/2064-40-0x00000000030E0000-0x00000000040E0000-memory.dmp
        Filesize

        16.0MB