Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-11-2024 10:45

General

  • Target

    7651a407f1fdb28af4ec98c8cc4869a2709905c8b35311e4366fb4f097326277.exe

  • Size

    1.1MB

  • MD5

    ddeaf624a268748a32e4794bef5ea28f

  • SHA1

    2a9b0dd759c01158c697b5edf301a00574ce2abc

  • SHA256

    7651a407f1fdb28af4ec98c8cc4869a2709905c8b35311e4366fb4f097326277

  • SHA512

    910b3a7462aef715359d13be1e6f50fb05f165bb916b9002cd93d9b0a28d04a8976b45fdea2faad20b885a4fa1d5ba8076d18d65ba218f63314084d7699dc288

  • SSDEEP

    24576:rCtVqnbUQ25Qm2Xz8iYcx3RqrPBzKRfuHpEqiyu5T5:rkabmQYc3qrWyuv

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 7 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7651a407f1fdb28af4ec98c8cc4869a2709905c8b35311e4366fb4f097326277.exe
    "C:\Users\Admin\AppData\Local\Temp\7651a407f1fdb28af4ec98c8cc4869a2709905c8b35311e4366fb4f097326277.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Public\Libraries\ucwoodiS.cmd" "
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2088
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
        3⤵
          PID:2956
        • 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:2948
        • 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:1628
        • 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:2708
        • 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:2236
          • 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:1856
        • 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:1564
        • 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:2556
        • 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:1668
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\7651a407f1fdb28af4ec98c8cc4869a2709905c8b35311e4366fb4f097326277.exe /d C:\\Users\\Public\\Libraries\\Sidoowcu.PIF /o
        2⤵
          PID:1316
        • C:\Windows\SysWOW64\SndVol.exe
          C:\Windows\System32\SndVol.exe
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:1080

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\remcos\logs.dat

        Filesize

        222B

        MD5

        830cf9ba44e953956e37fc611d016c2d

        SHA1

        61bbf7851e8a8aad6b89773df22dcf677c3b6297

        SHA256

        a02749842004ffe439d0202b9c787e6801f5b6f0f7be0358ae69964481f6118b

        SHA512

        cddbc2e5a3edc8487ee81b86fdbfbc594df0cb3d92373e0e874fcbf4a358a58e1fe7fe29895f009ab61a6593d42eefd51e5b0ee12cfb03edb5bd0feef67d28fa

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

        Filesize

        60KB

        MD5

        b87f096cbc25570329e2bb59fee57580

        SHA1

        d281d1bf37b4fb46f90973afc65eece3908532b2

        SHA256

        d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e

        SHA512

        72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7

      • 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/552-0-0x0000000000360000-0x0000000000361000-memory.dmp

        Filesize

        4KB

      • memory/552-1-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-3-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-4-0x0000000000400000-0x0000000000519000-memory.dmp

        Filesize

        1.1MB

      • memory/552-10-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-9-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-7-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-6-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-12-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-13-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-14-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-15-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-16-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-8-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-34-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-19-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-11-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-36-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-38-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-40-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-42-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-22-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-44-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-23-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-50-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-52-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-54-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-48-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-58-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-62-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-27-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-64-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-63-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-60-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-26-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-66-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-56-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-25-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-46-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-68-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-70-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-72-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-74-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-31-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-30-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-32-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-18-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-17-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-35-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-20-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-57-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-51-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-65-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-61-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-55-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-53-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-24-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-49-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-47-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-45-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-21-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-43-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-39-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB

      • memory/552-37-0x0000000003220000-0x0000000004220000-memory.dmp

        Filesize

        16.0MB