Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2023, 02:00

General

  • Target

    2bd44c7eb0536845a0fa4ec54eaf49c47120c154d5d29ff167c312adc94a60b2.exe

  • Size

    1.3MB

  • MD5

    c447c561925b77d52242def762ee394b

  • SHA1

    ed080f397aacf655e9beb0583646f019e069f91d

  • SHA256

    2bd44c7eb0536845a0fa4ec54eaf49c47120c154d5d29ff167c312adc94a60b2

  • SHA512

    fe2755a2157f2987231de96b4120f38af8849db21a9bf67fef253be63acfba29a39fae68ddb6a23781018d62cd89ac177dffc6faf7164499e64992571a07b575

  • SSDEEP

    24576:45TTngb0u1iILnraOqHz9Yen5f6CDruxp6/:+g+I3+pZ5SCDrCp6/

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2bd44c7eb0536845a0fa4ec54eaf49c47120c154d5d29ff167c312adc94a60b2.exe
    "C:\Users\Admin\AppData\Local\Temp\2bd44c7eb0536845a0fa4ec54eaf49c47120c154d5d29ff167c312adc94a60b2.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1316
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4500
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
        3⤵
        • Creates scheduled task(s)
        PID:364
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8B5C.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:1792
      • C:\Users\Admin\AppData\Roaming\svchost.exe
        "C:\Users\Admin\AppData\Roaming\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1192
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe"
          4⤵
            PID:2804
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"
            4⤵
              PID:5032
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe"
              4⤵
                PID:432
              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe
                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe"
                4⤵
                  PID:4616
                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
                  4⤵
                    PID:3240
                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngentask.exe
                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngentask.exe"
                    4⤵
                      PID:3688
                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe
                      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe"
                      4⤵
                        PID:4116
                      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe"
                        4⤵
                          PID:1176
                        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe
                          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe"
                          4⤵
                            PID:4084
                          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe
                            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe"
                            4⤵
                              PID:1784
                            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
                              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
                              4⤵
                                PID:2384
                              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe
                                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe"
                                4⤵
                                  PID:1228
                                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
                                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
                                  4⤵
                                    PID:1180
                                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
                                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
                                    4⤵
                                      PID:2508
                                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe
                                      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe"
                                      4⤵
                                        PID:4968
                                      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe
                                        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe"
                                        4⤵
                                          PID:1876
                                        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
                                          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe"
                                          4⤵
                                            PID:4888
                                          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe
                                            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe"
                                            4⤵
                                              PID:1128
                                            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
                                              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
                                              4⤵
                                                PID:4268
                                              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
                                                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
                                                4⤵
                                                  PID:3080
                                                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe
                                                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe"
                                                  4⤵
                                                    PID:4936
                                                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                                                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe"
                                                    4⤵
                                                      PID:2116
                                                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe
                                                      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe"
                                                      4⤵
                                                        PID:4536
                                                      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regsql.exe
                                                        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regsql.exe"
                                                        4⤵
                                                          PID:1828
                                                        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
                                                          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe"
                                                          4⤵
                                                            PID:3672
                                                          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
                                                            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
                                                            4⤵
                                                              PID:5004
                                                            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe
                                                              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe"
                                                              4⤵
                                                              • Accesses Microsoft Outlook profiles
                                                              • Suspicious use of AdjustPrivilegeToken
                                                              • Suspicious use of SetWindowsHookEx
                                                              • outlook_office_path
                                                              • outlook_win_path
                                                              PID:2100

                                                      Network

                                                      MITRE ATT&CK Enterprise v6

                                                      Replay Monitor

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                                                      Downloads

                                                      • C:\Users\Admin\AppData\Local\Temp\tmp8B5C.tmp.bat

                                                        Filesize

                                                        151B

                                                        MD5

                                                        25fdca743c9cce03465c14f5ed8ad215

                                                        SHA1

                                                        2288a11dbf25da3acd542a14b2aa915a5bdce572

                                                        SHA256

                                                        46cc846c7b2d69664965538e35a7a96fc1e9df686f0e2853048f85672cd2e295

                                                        SHA512

                                                        758965b3fd7baef1ac7f317d7ec4284440166b4014149f4483658ec0a2197da97696f4e0bebf1966823054deaafec3a3e23c0540428aa14209099c8697bd675f

                                                      • C:\Users\Admin\AppData\Roaming\svchost.exe

                                                        Filesize

                                                        1.3MB

                                                        MD5

                                                        c447c561925b77d52242def762ee394b

                                                        SHA1

                                                        ed080f397aacf655e9beb0583646f019e069f91d

                                                        SHA256

                                                        2bd44c7eb0536845a0fa4ec54eaf49c47120c154d5d29ff167c312adc94a60b2

                                                        SHA512

                                                        fe2755a2157f2987231de96b4120f38af8849db21a9bf67fef253be63acfba29a39fae68ddb6a23781018d62cd89ac177dffc6faf7164499e64992571a07b575

                                                      • C:\Users\Admin\AppData\Roaming\svchost.exe

                                                        Filesize

                                                        1.3MB

                                                        MD5

                                                        c447c561925b77d52242def762ee394b

                                                        SHA1

                                                        ed080f397aacf655e9beb0583646f019e069f91d

                                                        SHA256

                                                        2bd44c7eb0536845a0fa4ec54eaf49c47120c154d5d29ff167c312adc94a60b2

                                                        SHA512

                                                        fe2755a2157f2987231de96b4120f38af8849db21a9bf67fef253be63acfba29a39fae68ddb6a23781018d62cd89ac177dffc6faf7164499e64992571a07b575

                                                      • memory/1316-133-0x000001E5B3A50000-0x000001E5B3BAE000-memory.dmp

                                                        Filesize

                                                        1.4MB

                                                      • memory/1316-134-0x000001E5CECF0000-0x000001E5CED00000-memory.dmp

                                                        Filesize

                                                        64KB

                                                      • memory/2100-145-0x0000000005580000-0x0000000005B24000-memory.dmp

                                                        Filesize

                                                        5.6MB

                                                      • memory/2100-143-0x0000000000400000-0x0000000000430000-memory.dmp

                                                        Filesize

                                                        192KB

                                                      • memory/2100-146-0x0000000004FD0000-0x0000000005036000-memory.dmp

                                                        Filesize

                                                        408KB

                                                      • memory/2100-147-0x0000000005130000-0x0000000005140000-memory.dmp

                                                        Filesize

                                                        64KB

                                                      • memory/2100-148-0x00000000066F0000-0x0000000006782000-memory.dmp

                                                        Filesize

                                                        584KB

                                                      • memory/2100-149-0x00000000066A0000-0x00000000066AA000-memory.dmp

                                                        Filesize

                                                        40KB

                                                      • memory/2100-150-0x00000000068D0000-0x0000000006920000-memory.dmp

                                                        Filesize

                                                        320KB

                                                      • memory/2100-151-0x0000000006AF0000-0x0000000006CB2000-memory.dmp

                                                        Filesize

                                                        1.8MB

                                                      • memory/2100-152-0x0000000005130000-0x0000000005140000-memory.dmp

                                                        Filesize

                                                        64KB