Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-09-2024 01:42

General

  • Target

    b9fecad5e2608354188022661b5e468b713da87adaaeda9d574fd3526c39cde3.exe

  • Size

    714KB

  • MD5

    21951471cfc7c9beee8e3768e5a7665d

  • SHA1

    9de3b9262f971589fa4c50959aee765919886184

  • SHA256

    b9fecad5e2608354188022661b5e468b713da87adaaeda9d574fd3526c39cde3

  • SHA512

    e003272c18574d0664bb31d0ddb4bc98677ec7b1971f0ddff350cabd355a2411b95ac1f26e2f21d2e1fd1241ff7a070fe446325d83a9267ccf1cd97de7020e58

  • SSDEEP

    12288:oeO6upxZF7RRfNBXyc8NTh0O0O0gui03jcntzLYBViwt5XH/kR:DupTXhClT0Ni03YnJY7iw5q

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9fecad5e2608354188022661b5e468b713da87adaaeda9d574fd3526c39cde3.exe
    "C:\Users\Admin\AppData\Local\Temp\b9fecad5e2608354188022661b5e468b713da87adaaeda9d574fd3526c39cde3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\b9fecad5e2608354188022661b5e468b713da87adaaeda9d574fd3526c39cde3.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:904
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TsEIVxgr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4892
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TsEIVxgr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp141F.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3472
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:3212
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
          PID:2888
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          2⤵
            PID:3768
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
            2⤵
              PID:4680
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
              2⤵
              • Adds Run key to start application
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4236

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

            Filesize

            2KB

            MD5

            968cb9309758126772781b83adb8a28f

            SHA1

            8da30e71accf186b2ba11da1797cf67f8f78b47c

            SHA256

            92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

            SHA512

            4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

            Filesize

            18KB

            MD5

            9e074e9cb7e8195f6b54f2cd9233da76

            SHA1

            a9779cec1dd4def0670f42d9889b845ca588b228

            SHA256

            5a1d309f99d9aa99c1de7f138256c87300c0c0b95f315e7bffa735cd902b273b

            SHA512

            45c91c83c5ff9d858dfe7150159488c4994101cb2b1371b692be800f52540c4a02ed2aeb7259dbd788630b4360e0d80d02873e7ed3ccf6c387770612ba1659d2

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_adwuk4yp.egi.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\AppData\Local\Temp\tmp141F.tmp

            Filesize

            1KB

            MD5

            210631207fe4e26afb9d99a499ae46fc

            SHA1

            c77c68e4e2bacb371f313e3c48872e34a3f6315a

            SHA256

            b00c7f797c2b6604bcba403d70b4554ed5f37dfcbe9c01ee2b1b44ada42eba75

            SHA512

            28257c9c0ab47bc259599463463469df2e637e5eeda4e2cd18534ec1df4332a72d1988ef3b7a05b03cc181db2cb258326b703e50ce86196ae8f6241aa9efa529

          • memory/904-80-0x0000000007300000-0x000000000730E000-memory.dmp

            Filesize

            56KB

          • memory/904-15-0x00000000024D0000-0x0000000002506000-memory.dmp

            Filesize

            216KB

          • memory/904-50-0x0000000006140000-0x000000000618C000-memory.dmp

            Filesize

            304KB

          • memory/904-49-0x0000000005D90000-0x0000000005DAE000-memory.dmp

            Filesize

            120KB

          • memory/904-25-0x0000000005770000-0x0000000005AC4000-memory.dmp

            Filesize

            3.3MB

          • memory/904-26-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/904-21-0x0000000004E10000-0x0000000004E32000-memory.dmp

            Filesize

            136KB

          • memory/904-66-0x00000000758D0000-0x000000007591C000-memory.dmp

            Filesize

            304KB

          • memory/904-16-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/904-17-0x0000000004FC0000-0x00000000055E8000-memory.dmp

            Filesize

            6.2MB

          • memory/904-18-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/904-89-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/904-23-0x0000000004F20000-0x0000000004F86000-memory.dmp

            Filesize

            408KB

          • memory/904-22-0x0000000004EB0000-0x0000000004F16000-memory.dmp

            Filesize

            408KB

          • memory/2432-48-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/2432-1-0x0000000000D40000-0x0000000000DF4000-memory.dmp

            Filesize

            720KB

          • memory/2432-4-0x0000000005890000-0x000000000589A000-memory.dmp

            Filesize

            40KB

          • memory/2432-10-0x0000000009830000-0x00000000098CC000-memory.dmp

            Filesize

            624KB

          • memory/2432-9-0x0000000006DA0000-0x0000000006E24000-memory.dmp

            Filesize

            528KB

          • memory/2432-3-0x00000000057C0000-0x0000000005852000-memory.dmp

            Filesize

            584KB

          • memory/2432-0-0x000000007505E000-0x000000007505F000-memory.dmp

            Filesize

            4KB

          • memory/2432-5-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/2432-8-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/2432-7-0x000000007505E000-0x000000007505F000-memory.dmp

            Filesize

            4KB

          • memory/2432-6-0x00000000059B0000-0x00000000059C0000-memory.dmp

            Filesize

            64KB

          • memory/2432-2-0x0000000005E40000-0x00000000063E4000-memory.dmp

            Filesize

            5.6MB

          • memory/4236-46-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB

          • memory/4236-91-0x0000000006000000-0x0000000006050000-memory.dmp

            Filesize

            320KB

          • memory/4892-65-0x0000000007120000-0x000000000713A000-memory.dmp

            Filesize

            104KB

          • memory/4892-52-0x00000000758D0000-0x000000007591C000-memory.dmp

            Filesize

            304KB

          • memory/4892-64-0x0000000007770000-0x0000000007DEA000-memory.dmp

            Filesize

            6.5MB

          • memory/4892-51-0x0000000006FD0000-0x0000000007002000-memory.dmp

            Filesize

            200KB

          • memory/4892-76-0x00000000071A0000-0x00000000071AA000-memory.dmp

            Filesize

            40KB

          • memory/4892-77-0x00000000073A0000-0x0000000007436000-memory.dmp

            Filesize

            600KB

          • memory/4892-78-0x0000000007320000-0x0000000007331000-memory.dmp

            Filesize

            68KB

          • memory/4892-24-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/4892-81-0x0000000007360000-0x0000000007374000-memory.dmp

            Filesize

            80KB

          • memory/4892-82-0x0000000007460000-0x000000000747A000-memory.dmp

            Filesize

            104KB

          • memory/4892-83-0x0000000007440000-0x0000000007448000-memory.dmp

            Filesize

            32KB

          • memory/4892-63-0x0000000007010000-0x00000000070B3000-memory.dmp

            Filesize

            652KB

          • memory/4892-62-0x0000000006F90000-0x0000000006FAE000-memory.dmp

            Filesize

            120KB

          • memory/4892-36-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/4892-90-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB

          • memory/4892-20-0x0000000075050000-0x0000000075800000-memory.dmp

            Filesize

            7.7MB