Resubmissions

31/01/2022, 17:50

220131-wepresbbd210

27/01/2022, 13:45

220127-q2ebbadfbk10

Analysis

  • max time kernel
    122s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    27/01/2022, 13:45

General

  • Target
    oxc.exe
  • Size 664KB
  • Sample220127-q2ebbadfbk
  • SHA256 76389098be8a410aaf6b21297912f6ef745db6e8a2f2aaaddda8685bd91091c3
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • warzonerat

C2
  • 152.67.253.163:5300

Signatures

  • WarzoneRat, AveMaria

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

  • Warzone RAT Payload 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\oxc.exe
    "C:\Users\Admin\AppData\Local\Temp\oxc.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1116
    • C:\Windows\SysWOW64\logagent.exe
      C:\Windows\System32\logagent.exe
      2⤵
        PID:1836
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\Contacts\Dkmbwcpqljt.bat" "
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1948
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /K C:\Users\Admin\Contacts\DkmbwcpqljO.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1660
          • C:\Windows \System32\ComputerDefaults.exe
            "C:\Windows \System32\ComputerDefaults.exe"
            4⤵
            • Executes dropped EXE
            PID:1952
          • C:\Windows \System32\ComputerDefaults.exe
            "C:\Windows \System32\ComputerDefaults.exe"
            4⤵
            • Executes dropped EXE
            PID:1712
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1 -n 6
            4⤵
            • Runs ping.exe
            PID:880

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1116-56-0x0000000076511000-0x0000000076513000-memory.dmp

          memory/1116-55-0x0000000000330000-0x0000000000331000-memory.dmp

          memory/1660-99-0x0000000002150000-0x0000000002245000-memory.dmp

          memory/1836-82-0x00000000726E0000-0x0000000072836000-memory.dmp

          memory/1836-72-0x00000000000C0000-0x00000000000C1000-memory.dmp

          memory/1836-87-0x00000000000E0000-0x00000000000E1000-memory.dmp

          memory/1836-89-0x00000000726E0000-0x0000000072836000-memory.dmp

          memory/1836-88-0x0000000000220000-0x0000000000221000-memory.dmp

          memory/1836-97-0x0000000001FC0000-0x0000000002114000-memory.dmp

          memory/1836-86-0x00000000000C0000-0x00000000000C1000-memory.dmp