Analysis

  • max time kernel
    120s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    03/03/2025, 07:21

General

  • Target

    vstdlib_s64.dll

  • Size

    7.7MB

  • MD5

    7f5a2fca2a3a5af9c809823cf3d593c0

  • SHA1

    3886cfb92519a7f54241efb660db17cd3c566bb1

  • SHA256

    57aecd5b8581c8ff940f279053a41ae3937372959e47552769cef88bed7421e6

  • SHA512

    00fe3d38b549617de5d204d41e6413a09a926bc0c741eae853a22a9dbcb991a6392c9ea2a1d3161488bc82e397de626916bd0944f927dfaa46e728df4bcbb4ac

  • SSDEEP

    49152:KxbvjDayGjkW6qwQ3GamxRMcQAFU4uhw7WfBdKv6f/dJnUYt50Q31+20ULaCcMj5:jM63G4B6vGoqzj1agH1N/sRB7zvjU

Malware Config

Extracted

Family

warzonerat

C2

198.46.177.153:4532

Signatures

  • WarzoneRat, AveMaria

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

  • Warzonerat family
  • Warzone RAT payload 7 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\vstdlib_s64.dll,#1
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
      2⤵
        PID:2224
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
        2⤵
          PID:2672
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
          2⤵
            PID:2940
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
            2⤵
              PID:2692
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
              2⤵
                PID:2756
              • C:\Windows\System32\calc.exe
                "C:\Windows\System32\calc.exe"
                2⤵
                  PID:2712
                • C:\Windows\System32\svchost.exe
                  "C:\Windows\System32\svchost.exe"
                  2⤵
                    PID:2680
                  • C:\Windows\System32\cmd.exe
                    "C:\Windows\System32\cmd.exe"
                    2⤵
                      PID:2788
                    • C:\Windows\System32\notepad.exe
                      "C:\Windows\System32\notepad.exe"
                      2⤵
                        PID:2148
                      • C:\Program Files (x86)\Windows Media Player\wmplayer.exe
                        "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
                        2⤵
                        • System Location Discovery: System Language Discovery
                        PID:984

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • memory/984-58-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB

                    • memory/984-55-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB

                    • memory/984-54-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

                      Filesize

                      4KB

                    • memory/984-57-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB

                    • memory/984-59-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB

                    • memory/2224-3-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB

                    • memory/2224-5-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB

                    • memory/2224-4-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB

                    • memory/2224-2-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB

                    • memory/2224-1-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB

                    • memory/2224-0-0x0000000000400000-0x000000000055E000-memory.dmp

                      Filesize

                      1.4MB