Resubmissions

24-01-2024 08:17

240124-j6t41adgg8 10

24-01-2024 07:52

240124-jqd3vadcfj 10

23-01-2024 11:54

240123-n28ttaafc8 10

24-06-2020 13:13

200624-qjwbdtfea2 10

Analysis

  • max time kernel
    152s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    24-06-2020 13:13

General

  • Target

    june23.dll

  • Size

    383KB

  • MD5

    7e889962ed9651933c46faa6f7b5ab6d

  • SHA1

    015639fe2a6af8d9205e0fb36226c9d134b49fd8

  • SHA256

    a51d5fe8c5f9ea9c4af866b7b6669845433934e4b4528995a3ac1702e7002c0e

  • SHA512

    914e07996a14bd4499b91333ab0de65748e5617d543dd0eff3a269d24a542f15cbe1dca7be618843c0d7fb60dcaf96e20e5de95ac2989dc48850ab1a10aa8ff2

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Blacklisted process makes network request 11 IoCs
  • Discovers systems in the same network 1 TTPs 2 IoCs
  • Zloader, Terdot, DELoader, ZeusSphinx

    Zloader is a malware strain that was initially discovered back in August 2015.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Modifies service 2 TTPs 2 IoCs
  • Runs net.exe
  • Suspicious use of WriteProcessMemory 52 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\june23.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1532
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\june23.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:788
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Blacklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1756
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /c ipconfig /all
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1972
          • C:\Windows\SysWOW64\ipconfig.exe
            ipconfig /all
            5⤵
            • Modifies service
            PID:1980
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /c net config workstation
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1056
          • C:\Windows\SysWOW64\net.exe
            net config workstation
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1304
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 config workstation
              6⤵
                PID:848
          • C:\Windows\SysWOW64\cmd.exe
            cmd.exe /c net view /all
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:108
            • C:\Windows\SysWOW64\net.exe
              net view /all
              5⤵
              • Discovers systems in the same network
              PID:308
          • C:\Windows\SysWOW64\cmd.exe
            cmd.exe /c net view /all /domain
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:644
            • C:\Windows\SysWOW64\net.exe
              net view /all /domain
              5⤵
              • Discovers systems in the same network
              PID:984

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1756-3-0x0000000000090000-0x00000000000BB000-memory.dmp

      Filesize

      172KB

    • memory/1756-2-0x0000000000100000-0x0000000000101000-memory.dmp

      Filesize

      4KB

    • memory/1756-1-0x0000000000090000-0x00000000000BB000-memory.dmp

      Filesize

      172KB