Analysis

  • max time kernel
    164s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2023, 10:35

General

  • Target

    9455 & 9556.exe

  • Size

    102KB

  • MD5

    1fd49c50e4f29532ab9d20e0adb19855

  • SHA1

    fc121f975f2397396a7216b14cfa405e43b7d30e

  • SHA256

    905a5cfdac803dd160971312b6a58ee0e104d162393c48ea3af6b685e4316630

  • SHA512

    0c5552b41107e97113291d4cede7dc6caa39b49416cf12889270c3450d52af0df1d3f73bdd13e39b1818f059825a66163137d2ffaf911c96db6cf2171aadeb82

  • SSDEEP

    3072:hdhJVZbIUqVANpDMvy3wtrKSNgAJ9pZOk+:8n5X1KJAJ9pZO

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 38 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9455 & 9556.exe
    "C:\Users\Admin\AppData\Local\Temp\9455 & 9556.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe"
      2⤵
        PID:3576
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe"
        2⤵
          PID:2308
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe"
          2⤵
            PID:4456
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
            2⤵
              PID:1480
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe
              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe"
              2⤵
                PID:3536
              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe
                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe"
                2⤵
                  PID:1160
                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe"
                  2⤵
                    PID:5088
                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe
                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe"
                    2⤵
                      PID:3124
                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
                      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe"
                      2⤵
                        PID:2792
                      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
                        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"
                        2⤵
                          PID:4064
                        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
                          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
                          2⤵
                            PID:4528
                          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
                            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
                            2⤵
                              PID:3712
                            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe
                              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe"
                              2⤵
                                PID:4244
                              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe
                                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe"
                                2⤵
                                  PID:3660
                                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe
                                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe"
                                  2⤵
                                    PID:4728
                                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe
                                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe"
                                    2⤵
                                      PID:3524
                                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe
                                      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe"
                                      2⤵
                                        PID:2056
                                      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
                                        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
                                        2⤵
                                          PID:1924
                                        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe
                                          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe"
                                          2⤵
                                            PID:4328
                                          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe
                                            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe"
                                            2⤵
                                            • Accesses Microsoft Outlook profiles
                                            • Suspicious use of AdjustPrivilegeToken
                                            • outlook_office_path
                                            • outlook_win_path
                                            PID:2304

                                        Network

                                              MITRE ATT&CK Enterprise v6

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

                                              • memory/2304-138-0x0000000000400000-0x0000000000430000-memory.dmp

                                                Filesize

                                                192KB

                                              • memory/2304-140-0x0000000005E20000-0x00000000063C4000-memory.dmp

                                                Filesize

                                                5.6MB

                                              • memory/2304-141-0x00000000057F0000-0x0000000005856000-memory.dmp

                                                Filesize

                                                408KB

                                              • memory/2304-142-0x0000000005770000-0x0000000005780000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/2304-143-0x0000000006930000-0x00000000069C2000-memory.dmp

                                                Filesize

                                                584KB

                                              • memory/2304-144-0x00000000068E0000-0x00000000068EA000-memory.dmp

                                                Filesize

                                                40KB

                                              • memory/2304-145-0x0000000006BA0000-0x0000000006BF0000-memory.dmp

                                                Filesize

                                                320KB

                                              • memory/2304-146-0x0000000006DC0000-0x0000000006F82000-memory.dmp

                                                Filesize

                                                1.8MB

                                              • memory/2304-147-0x0000000005770000-0x0000000005780000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4696-133-0x000001BC6D770000-0x000001BC6D78C000-memory.dmp

                                                Filesize

                                                112KB

                                              • memory/4696-136-0x000001BC705B0000-0x000001BC70AD8000-memory.dmp

                                                Filesize

                                                5.2MB

                                              • memory/4696-137-0x000001BC6F470000-0x000001BC6F480000-memory.dmp

                                                Filesize

                                                64KB