Analysis

  • max time kernel
    74s
  • max time network
    63s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26/11/2024, 08:21

General

  • Target

    03df662e5365b4548f8662e952e959f0.exe

  • Size

    1.2MB

  • MD5

    03df662e5365b4548f8662e952e959f0

  • SHA1

    9168676c931fd1aad0380aa7d6f31f9dd8a23fcd

  • SHA256

    449b226d9a6c5729a3fbd0da781cd46d039e15e47f85360489fdeda01da0efc9

  • SHA512

    31b4c2c86482dd8f5f72de295f3a7ae23582e24c99d28abd9a59ad9636040f2cb4897c023f60ef39f0fd80f55189fc3e5fd3705ada4453a52b19e01a31fbc0a6

  • SSDEEP

    24576:HZVgZqK0ycvp/WLq7frG1Pjc8sfe9muhoKg97y4zuaRacKHT7:Hri0HvELqW1PjKKmcg9XzuaReX

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 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Script User-Agent 2 IoCs

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

  • Suspicious use of WriteProcessMemory 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03df662e5365b4548f8662e952e959f0.exe
    "C:\Users\Admin\AppData\Local\Temp\03df662e5365b4548f8662e952e959f0.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Public\Libraries\ukfcksqF.cmd" "
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2860
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
        3⤵
          PID:764
        • C:\Windows\SysWOW64\esentutl.exe
          C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\ping.exe /d C:\\Users\\Public\\xpha.pif /o
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          PID:1760
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2240
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:556
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2336
          • C:\Users\Public\xpha.pif
            C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:2232
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c del "C:\Users\Public\xpha.pif"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2452
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \SysWOW64
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1260
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:972
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\03df662e5365b4548f8662e952e959f0.exe /d C:\\Users\\Public\\Libraries\\Fqskcfku.PIF /o
        2⤵
          PID:2732
        • C:\Users\Public\Libraries\ukfcksqF.pif
          C:\Users\Public\Libraries\ukfcksqF.pif
          2⤵
          • Executes dropped EXE
          PID:1800

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Public\Libraries\ukfcksqF.cmd

        Filesize

        60KB

        MD5

        b87f096cbc25570329e2bb59fee57580

        SHA1

        d281d1bf37b4fb46f90973afc65eece3908532b2

        SHA256

        d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e

        SHA512

        72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7

      • C:\Users\Public\Libraries\ukfcksqF.pif

        Filesize

        66KB

        MD5

        c116d3604ceafe7057d77ff27552c215

        SHA1

        452b14432fb5758b46f2897aeccd89f7c82a727d

        SHA256

        7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301

        SHA512

        9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6

      • C:\Users\Public\alpha.pif

        Filesize

        295KB

        MD5

        ad7b9c14083b52bc532fba5948342b98

        SHA1

        ee8cbf12d87c4d388f09b4f69bed2e91682920b5

        SHA256

        17f746d82695fa9b35493b41859d39d786d32b23a9d2e00f4011dec7a02402ae

        SHA512

        e12aad20c824187b39edb3c7943709290b5ddbf1b4032988db46f2e86da3cf7e7783f78c82e4dc5da232f666b8f9799a260a1f8e2694eb4d0cdaf78da710fde1

      • C:\Users\Public\xpha.pif

        Filesize

        15KB

        MD5

        6242e3d67787ccbf4e06ad2982853144

        SHA1

        6ac7947207d999a65890ab25fe344955da35028e

        SHA256

        4ca10dba7ff487fdb3f1362a3681d7d929f5aa1262cdfd31b04c30826983fb1d

        SHA512

        7d0d457e1537d624119a8023bcc086575696a5739c0460ef11554afac13af5e5d1edc7629a10e62834aba9f1b3ab1442011b15b4c3930399d91dca34b3b1cbaf

      • memory/1736-0-0x0000000000220000-0x0000000000221000-memory.dmp

        Filesize

        4KB

      • memory/1736-1-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-2-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-4-0x0000000000400000-0x0000000000539000-memory.dmp

        Filesize

        1.2MB

      • memory/1736-6-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-7-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-8-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-9-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-10-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-11-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-12-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-13-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-22-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-25-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-29-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-32-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-36-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-40-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-41-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-44-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-47-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-52-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-55-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-60-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-63-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-66-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-69-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-71-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-75-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-79-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-82-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-85-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-17-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-31-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-28-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-24-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-23-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-20-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-34-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-42-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-46-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-50-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-37-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-51-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-56-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-59-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-62-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-65-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-72-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-74-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-19-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-15-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-14-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-84-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-83-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-78-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-38-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-16-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-76-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-68-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-64-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-57-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-48-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB

      • memory/1736-35-0x0000000002F90000-0x0000000003F90000-memory.dmp

        Filesize

        16.0MB