Analysis

  • max time kernel
    146s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    14-12-2024 03:11

General

  • Target

    3c20f8f6aa5f1c960bbf6a758112c1cc17ac5a07b769e1e4b3300d685583a7b8.exe

  • Size

    1.2MB

  • MD5

    625b3c4b0442f8e6b0b6d9e10aafe96c

  • SHA1

    a5361ee3adda99f15e77447d0b9db02f359f4b81

  • SHA256

    3c20f8f6aa5f1c960bbf6a758112c1cc17ac5a07b769e1e4b3300d685583a7b8

  • SHA512

    757a67d1dc4ab0cf348f6fd577f9c3a086c8c7b8b0ef207022a0416cd9f070b845498c27ec31894a49312d1a0289f6eaf2aa781aba48e8e7a64fb63ea0bbad45

  • SSDEEP

    24576:zPMPVEhH8frMNVO1wyWYVtcqqvHP7R3Eb1v7kxER8:zPUyOShq0HFA7mER8

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 9 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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\3c20f8f6aa5f1c960bbf6a758112c1cc17ac5a07b769e1e4b3300d685583a7b8.exe
    "C:\Users\Admin\AppData\Local\Temp\3c20f8f6aa5f1c960bbf6a758112c1cc17ac5a07b769e1e4b3300d685583a7b8.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Public\Libraries\uqbietgZ.cmd" "
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1980
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
        3⤵
          PID:2060
        • 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:2092
        • 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:2324
        • 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:1876
        • 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:1816
          • 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:876
        • C:\Windows \SysWOW64\per.exe
          "C:\\Windows \\SysWOW64\\per.exe
          3⤵
          • Executes dropped EXE
          PID:1548
        • C:\Windows \SysWOW64\per.exe
          "C:\Windows \SysWOW64\per.exe"
          3⤵
          • Executes dropped EXE
          PID:1432
        • 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:1000
        • 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:844
        • 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:2100
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\3c20f8f6aa5f1c960bbf6a758112c1cc17ac5a07b769e1e4b3300d685583a7b8.exe /d C:\\Users\\Public\\Libraries\\Zgteibqu.PIF /o
        2⤵
          PID:768
        • 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:2636

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\remcos\logs.dat

        Filesize

        222B

        MD5

        d1b4fd928163d6aa8c6056fae3aeef73

        SHA1

        44e730e0029edfefddc90e0d3116232ecbf5d32c

        SHA256

        139fa10099251f44a13a993e833b4c40ee1c98b09d310d05ee1098fbb558819a

        SHA512

        9c8e6b413364c5942efc13133826f916ea76812564f09a0c9abc4d378371a9f2240e12025e138fef2085d8e060bb6729992f50feb3f52d4d67e093d8a7886200

      • C:\Users\Public\Libraries\uqbietgZ.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

      • C:\Windows \SysWOW64\per.exe

        Filesize

        94KB

        MD5

        869640d0a3f838694ab4dfea9e2f544d

        SHA1

        bdc42b280446ba53624ff23f314aadb861566832

        SHA256

        0db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323

        SHA512

        6e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7

      • memory/2184-11-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-18-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-3-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-4-0x0000000000400000-0x000000000053E000-memory.dmp

        Filesize

        1.2MB

      • memory/2184-8-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-17-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-21-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-24-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-26-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-30-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-12-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-34-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-38-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-10-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-43-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-47-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-50-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-54-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-57-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-61-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-64-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-68-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-71-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-75-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-78-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-6-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-7-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-32-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-40-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-0-0x0000000000220000-0x0000000000221000-memory.dmp

        Filesize

        4KB

      • memory/2184-15-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-1-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-9-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-59-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-56-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-55-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-53-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-52-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-51-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-49-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-46-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-45-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-44-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-42-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-41-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-39-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-37-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-36-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-35-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-33-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-31-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-29-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-28-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-27-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-25-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-23-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-22-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-20-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-19-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-58-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-16-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-48-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-14-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB

      • memory/2184-13-0x00000000032A0000-0x00000000042A0000-memory.dmp

        Filesize

        16.0MB