Analysis

  • max time kernel
    141s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23-04-2024 12:35

General

  • Target

    23042024_2035_final.cmd

  • Size

    4.4MB

  • MD5

    6094887c2ab95de62b09c2c2b25f8a06

  • SHA1

    b3f8986bdbfa79c5b0314382061bd4e6ff475b17

  • SHA256

    969563b96c33286b127298208e5e28ed8a3c5878e34c7df2cb09419fffe726f7

  • SHA512

    44117de7a710a082661697f2f8b8fb0961f97ab96eac58212890db9646e9ae2a7f118421c9c195bcd983a5f6e96ea1a4a12f1a0075459ad21ad247441d975d46

  • SSDEEP

    49152:rqn6yInGos9t2oOfPUlIVHpkIuT5rOSqcNX6xro0b+mZrRQNMg0Qw9eizGv4:Z

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 1 IoCs
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 7 IoCs
  • Program crash 1 IoCs
  • 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\23042024_2035_final.cmd"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Windows\System32\extrac32.exe
      C:\\Windows\\System32\\extrac32.exe /C /Y C:\\Windows\\System32\\cmd.exe C:\\Users\\Public\\alpha.exe
      2⤵
        PID:2216
      • C:\Users\Public\alpha.exe
        C:\\Users\\Public\\alpha /c extrac32.exe /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2648
        • C:\Windows\system32\extrac32.exe
          extrac32.exe /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
          3⤵
            PID:2028
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\23042024_2035_final.cmd" "C:\\Users\\Public\\sppsvc.rtf" 9
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2568
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\23042024_2035_final.cmd" "C:\\Users\\Public\\sppsvc.rtf" 9
            3⤵
            • Executes dropped EXE
            PID:2608
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\sppsvc.rtf" "C:\\Users\\Public\\Libraries\\sppsvc.pif" 12
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2752
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\sppsvc.rtf" "C:\\Users\\Public\\Libraries\\sppsvc.pif" 12
            3⤵
            • Executes dropped EXE
            PID:2660
        • C:\Users\Public\Libraries\sppsvc.pif
          C:\Users\Public\Libraries\sppsvc.pif
          2⤵
          • Executes dropped EXE
          • Suspicious behavior: CmdExeWriteProcessMemorySpam
          • Suspicious use of WriteProcessMemory
          PID:2776
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 700
            3⤵
            • Loads dropped DLL
            • Program crash
            PID:2512
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c del "C:\Users\Public\sppsvc.rtf" / A / F / Q / S
          2⤵
          • Executes dropped EXE
          PID:2548
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c del "C:\Users\Public\kn.exe" / A / F / Q / S
          2⤵
          • Executes dropped EXE
          PID:2484

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

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

        1.6MB

        MD5

        bc05131061626ff2e000be97c251400e

        SHA1

        8832aaf1cf39b29133025e5661960be72e6f54e0

        SHA256

        093caf593112fbe0e88c51ceaaff39ae998622031bd5fd2dceccc48f1dd8f40d

        SHA512

        3cbcf081f96d2d852765f938e2b4273875eb45b74a0bebd07b85f960bfea44145b1f0e8d62527e094a69755f1f4ac5f45576d4507a92eac12a51048c57641c31

      • 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

      • C:\Users\Public\sppsvc.rtf
        Filesize

        3.2MB

        MD5

        476ba890f490c6388b38542634afb665

        SHA1

        860470ca6f55602d45de6a230b0fe6a09bf6b5cc

        SHA256

        7c4b097337ebe5defe9946d74883f203029661000967bbc7fca0544ef9dc132e

        SHA512

        ac3bae8c79087de11d3e1ad935c8dba2766696fe9651c5b0267e90d60aa0d5f4069c506af5499cba0686c58cc10710f7a4d323ff37e9297f3d1b7ce20cef98ac

      • memory/2776-28-0x0000000000220000-0x0000000000221000-memory.dmp
        Filesize

        4KB

      • memory/2776-30-0x0000000003010000-0x0000000004010000-memory.dmp
        Filesize

        16.0MB

      • memory/2776-33-0x0000000003010000-0x0000000004010000-memory.dmp
        Filesize

        16.0MB

      • memory/2776-36-0x0000000000220000-0x0000000000221000-memory.dmp
        Filesize

        4KB

      • memory/2776-37-0x0000000000400000-0x00000000005A2000-memory.dmp
        Filesize

        1.6MB