Analysis

  • max time kernel
    19s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    09/02/2023, 10:38

General

  • Target
    Invoice.exe
  • Size 64KB
  • Sample230209-mpd81agg55
  • SHA256 fca4fad8a97a71ab6192b8e54c42ed6469f20c41fcde73dc270ffcafae9495f0
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 55 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:972
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe"
      2⤵
        PID:468
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe"
        2⤵
          PID:1908
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe"
          2⤵
            PID:1400
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\regtlibv12.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\regtlibv12.exe"
            2⤵
              PID:1992
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe"
              2⤵
                PID:1480
              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe
                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe"
                2⤵
                  PID:1156
                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe
                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe"
                  2⤵
                    PID:1564
                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe
                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe"
                    2⤵
                      PID:532
                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
                      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe"
                      2⤵
                        PID:748
                      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe
                        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe"
                        2⤵
                          PID:1484
                        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
                          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
                          2⤵
                            PID:1128
                          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
                            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
                            2⤵
                              PID:284
                            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
                              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
                              2⤵
                                PID:1860
                              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\SetupUtility.exe
                                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\SetupUtility.exe"
                                2⤵
                                • Suspicious use of WriteProcessMemory
                                PID:672
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -u -p 672 -s 168
                                  3⤵
                                  • Program crash
                                  PID:684

                            Network

                                  MITRE ATT&CK Matrix

                                  Replay Monitor

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                                  Downloads

                                  memory/672-56-0x0000000000400000-0x0000000000430000-memory.dmp

                                  memory/672-58-0x0000000075881000-0x0000000075883000-memory.dmp

                                  memory/972-54-0x00000000000E0000-0x00000000000F4000-memory.dmp

                                  memory/972-55-0x0000000000550000-0x00000000005BE000-memory.dmp