Analysis

  • max time kernel
    92s
  • max time network
    170s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    02-07-2021 15:43

General

  • Target

    PDF.exe

  • Size

    807KB

  • MD5

    1032e6ffdbb406b3ee80d7c50989e2b5

  • SHA1

    fb63c770ba76d25f181be481acef62aa2cf5f82c

  • SHA256

    be38a69081db308b628205a8d3bf1053120da733b05f38ac497a295723d2b29f

  • SHA512

    bd5203164dd2a966c1db164f6d472615932a673d7be6105c5c36a130e1bb7582e4a9a479833ecbc102c36a5786ef1e459b8eec944beb8cdf51c763078a2923f3

Malware Config

Extracted

Family

warzonerat

C2

185.157.160.215:2211

Signatures

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT Payload 3 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GrxeqzFZZljX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEB58.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1500
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:1636
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
          PID:864
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          2⤵
            PID:1944

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpEB58.tmp

          MD5

          551e4867c804267ae628031d0cf8d744

          SHA1

          5232905667b05c261df6c2e143e3e8823bafdc96

          SHA256

          41ec101e560e90a1fffb39511abc9e3484f0e878c8e9190fb25206fd99611774

          SHA512

          c5865afd45e09c197a541f1d6260705fe927e20feb3517c95eda4ce986bcd6d52767bff3c936f6afba5369a513cc150e2623117c52cec45f35c4ba417bb902b7

        • memory/1088-60-0x00000000000D0000-0x00000000000D1000-memory.dmp

          Filesize

          4KB

        • memory/1088-62-0x0000000004C70000-0x0000000004C71000-memory.dmp

          Filesize

          4KB

        • memory/1088-63-0x0000000009D80000-0x000000000BD7F000-memory.dmp

          Filesize

          32.0MB

        • memory/1088-64-0x0000000004EB0000-0x0000000004F17000-memory.dmp

          Filesize

          412KB

        • memory/1088-65-0x00000000009D0000-0x00000000009FC000-memory.dmp

          Filesize

          176KB

        • memory/1500-66-0x0000000000000000-mapping.dmp

        • memory/1944-69-0x0000000000405CE2-mapping.dmp

        • memory/1944-68-0x0000000000400000-0x0000000000554000-memory.dmp

          Filesize

          1.3MB

        • memory/1944-70-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

          Filesize

          8KB

        • memory/1944-71-0x0000000000400000-0x0000000000554000-memory.dmp

          Filesize

          1.3MB