Analysis

  • max time kernel
    91s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    01/03/2022, 18:28

General

  • Target
    PO_IN00043INBOM_Specifications Sheet^^^^^dwg.scr
  • Size 379KB
  • Sample220301-w4bk4acgap
  • SHA256 75a25fe05bbcefe44a5965015d178374e74b2d2be3ec2fba5d15cf37dc93df20
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • warzonerat

C2
  • 185.156.175.51:64832

Signatures

  • WarzoneRat, AveMaria

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

  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO_IN00043INBOM_Specifications Sheet^^^^^dwg.scr
    "C:\Users\Admin\AppData\Local\Temp\PO_IN00043INBOM_Specifications Sheet^^^^^dwg.scr" /S
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      2⤵
        PID:3232
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        2⤵
          PID:3788
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          2⤵
          • Loads dropped DLL
          • Accesses Microsoft Outlook profiles
          • outlook_office_path
          • outlook_win_path
          PID:2396

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/2396-138-0x0000000000400000-0x000000000055E000-memory.dmp

            memory/2396-139-0x0000000000400000-0x000000000055E000-memory.dmp

            memory/2396-140-0x0000000000400000-0x000000000055E000-memory.dmp

            memory/2396-141-0x0000000004670000-0x00000000046F4000-memory.dmp

            memory/2932-137-0x0000000005990000-0x00000000059F6000-memory.dmp

            memory/2932-130-0x000000007531E000-0x000000007531F000-memory.dmp

            memory/2932-136-0x0000000005D40000-0x0000000005DD2000-memory.dmp

            memory/2932-135-0x00000000062F0000-0x0000000006894000-memory.dmp

            memory/2932-134-0x0000000005C80000-0x0000000005D32000-memory.dmp

            memory/2932-133-0x0000000005B70000-0x0000000005BC0000-memory.dmp

            memory/2932-132-0x0000000005110000-0x0000000005111000-memory.dmp

            memory/2932-131-0x0000000000470000-0x00000000004D4000-memory.dmp