Analysis

  • max time kernel
    91s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/11/2024, 07:26

General

  • Target

    RFQ Submission Template,PDF.exe

  • Size

    1.0MB

  • MD5

    78faed42e0a23bb4c9569f54fc152ebb

  • SHA1

    64712278f00a4b671963049b4cd6cde58064ba97

  • SHA256

    994d068918ad6719ce3467adb3290af8ba04b67ba0ec23d5f2d127646c99a5fd

  • SHA512

    37da83aefb366c2e1da2d3dbd3ecea72aa1d56c0ef311ac76e012009396e9d77ce094535401a86d49338302d662a43879cc8f196375c873f9378a33d001e65ae

  • SSDEEP

    24576:ZVb5KPAdOzVmG3zd+YIDT8Jf3pbV13Jks:ZVhOhd+YI8t5X

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
  • 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
  • Program crash 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 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ Submission Template,PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ Submission Template,PDF.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4656
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\sfehbecD.cmd" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4152
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
        3⤵
          PID:3472
        • 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:2752
        • 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:1876
        • 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:1324
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5048
          • 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:4876
        • 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:5008
        • 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:4336
        • 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:1092
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\RFQ Submission Template,PDF.exe /d C:\\Users\\Public\\Libraries\\Dcebhefs.PIF /o
        2⤵
          PID:2440
        • C:\Users\Public\Libraries\sfehbecD.pif
          C:\Users\Public\Libraries\sfehbecD.pif
          2⤵
          • Executes dropped EXE
          PID:1336
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1336 -s 12
            3⤵
            • Program crash
            PID:4464
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1336 -ip 1336
        1⤵
          PID:3184

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          60KB

          MD5

          b87f096cbc25570329e2bb59fee57580

          SHA1

          d281d1bf37b4fb46f90973afc65eece3908532b2

          SHA256

          d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e

          SHA512

          72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7

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

          Filesize

          66KB

          MD5

          c116d3604ceafe7057d77ff27552c215

          SHA1

          452b14432fb5758b46f2897aeccd89f7c82a727d

          SHA256

          7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301

          SHA512

          9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6

        • C:\Users\Public\alpha.pif

          Filesize

          231KB

          MD5

          d0fce3afa6aa1d58ce9fa336cc2b675b

          SHA1

          4048488de6ba4bfef9edf103755519f1f762668f

          SHA256

          4d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22

          SHA512

          80e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2

        • C:\Users\Public\xpha.pif

          Filesize

          18KB

          MD5

          b3624dd758ccecf93a1226cef252ca12

          SHA1

          fcf4dad8c4ad101504b1bf47cbbddbac36b558a7

          SHA256

          4aaa74f294c15aeb37ada8185d0dead58bd87276a01a814abc0c4b40545bf2ef

          SHA512

          c613d18511b00fa25fc7b1bdde10d96debb42a99b5aaab9e9826538d0e229085bb371f0197f6b1086c4f9c605f01e71287ffc5442f701a95d67c232a5f031838

        • memory/4656-0-0x0000000002310000-0x0000000002311000-memory.dmp

          Filesize

          4KB

        • memory/4656-1-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-3-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-5-0x0000000002310000-0x0000000002311000-memory.dmp

          Filesize

          4KB

        • memory/4656-4-0x0000000000400000-0x000000000050A000-memory.dmp

          Filesize

          1.0MB

        • memory/4656-7-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-9-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-16-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-29-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-54-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-66-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-65-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-64-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-63-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-61-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-60-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-59-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-58-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-56-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-55-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-53-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-52-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-51-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-50-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-48-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-47-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-46-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-45-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-44-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-43-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-42-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-41-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-40-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-39-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-38-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-37-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-36-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-35-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-34-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-62-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-33-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-32-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-57-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-31-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-49-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-24-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-22-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-21-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-20-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-19-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-17-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-18-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-30-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-28-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-27-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-15-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-26-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-25-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-14-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-23-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-13-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-12-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-11-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-10-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB

        • memory/4656-8-0x0000000002B00000-0x0000000003B00000-memory.dmp

          Filesize

          16.0MB