Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-06-2024 01:51

General

  • Target

    317af2651095721e59720d85d6a20a92fd87f832abfe15102f6d9d1fb7b89582.exe

  • Size

    779KB

  • MD5

    7953fe80b5eab508f78887b5daeb2f3e

  • SHA1

    fb02a3a84b6f37a6bbb8e12ec340ce89b2685846

  • SHA256

    317af2651095721e59720d85d6a20a92fd87f832abfe15102f6d9d1fb7b89582

  • SHA512

    63361cf921783c62f3e10de8e44d59820236ab9efc6b7e075c17369f5113f0db37f74574d75e5ec8fa2976181e4782bf95db4709112f1e7db47d41dbdedd12f9

  • SSDEEP

    24576:SHtHXyoXNCuVUWyIK8e01xdCbFyUB0ji213ftMO8SVU:SHtHXyoXNKPxG1xky93URx

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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).

  • Creates scheduled task(s) 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\317af2651095721e59720d85d6a20a92fd87f832abfe15102f6d9d1fb7b89582.exe
    "C:\Users\Admin\AppData\Local\Temp\317af2651095721e59720d85d6a20a92fd87f832abfe15102f6d9d1fb7b89582.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4720
    • 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\317af2651095721e59720d85d6a20a92fd87f832abfe15102f6d9d1fb7b89582.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4388
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IqnvhNlTFpL.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2720
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IqnvhNlTFpL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp89E1.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2884
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:744
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
          PID:4632
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          2⤵
            PID:1308
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
            2⤵
              PID:4580
            • 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
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:924

          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

            ab6d3a536ef2e11d233d8761507bb72a

            SHA1

            d7fa82023e39b0d795a02c9accabf6b944d50eaf

            SHA256

            082c1b935847c2828a93f10c23571875754e0c1619f83f559d20e2c14d939be0

            SHA512

            d498826c4355f0eb666e5e69d2535cc63ed730ebb8902d5e98503236531fdb9359deabfd12ff2db571203ba6e0c7c59bc9e40792a7a77cf40804a190709d74cd

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_scizwhm3.it1.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\AppData\Local\Temp\tmp89E1.tmp

            Filesize

            1KB

            MD5

            81f4b98d323567ac2e80fc16f59282ae

            SHA1

            b5e7b63019ee759bc060a5d84fc0df0ad3890a97

            SHA256

            8fb2024650d7c3684ab942ad440af040fe06cfa4db4ce52bb7f263a4bd4e781e

            SHA512

            b6d19d03184887581fa1c31701ee30454d57c9b2df18625e333fff8277f97b6cfac24dbe1e48e7feabaa28f0b6e8125333e1fc32d025231edddf6cbd07e62363

          • memory/924-92-0x0000000005C00000-0x0000000005C50000-memory.dmp

            Filesize

            320KB

          • memory/924-47-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB

          • memory/2720-77-0x0000000007790000-0x000000000779A000-memory.dmp

            Filesize

            40KB

          • memory/2720-75-0x0000000007720000-0x000000000773A000-memory.dmp

            Filesize

            104KB

          • memory/2720-90-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/2720-84-0x0000000007A40000-0x0000000007A48000-memory.dmp

            Filesize

            32KB

          • memory/2720-82-0x0000000007960000-0x0000000007974000-memory.dmp

            Filesize

            80KB

          • memory/2720-79-0x0000000007920000-0x0000000007931000-memory.dmp

            Filesize

            68KB

          • memory/2720-78-0x00000000079A0000-0x0000000007A36000-memory.dmp

            Filesize

            600KB

          • memory/2720-64-0x0000000074F00000-0x0000000074F4C000-memory.dmp

            Filesize

            304KB

          • memory/2720-37-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/2720-36-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/2720-26-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/4388-21-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/4388-83-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

            Filesize

            104KB

          • memory/4388-52-0x0000000006B20000-0x0000000006B52000-memory.dmp

            Filesize

            200KB

          • memory/4388-24-0x0000000005F10000-0x0000000005F76000-memory.dmp

            Filesize

            408KB

          • memory/4388-17-0x0000000004FE0000-0x0000000005016000-memory.dmp

            Filesize

            216KB

          • memory/4388-23-0x0000000005DB0000-0x0000000005E16000-memory.dmp

            Filesize

            408KB

          • memory/4388-18-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/4388-19-0x0000000005780000-0x0000000005DA8000-memory.dmp

            Filesize

            6.2MB

          • memory/4388-91-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/4388-22-0x00000000056D0000-0x00000000056F2000-memory.dmp

            Filesize

            136KB

          • memory/4388-81-0x0000000007AE0000-0x0000000007AEE000-memory.dmp

            Filesize

            56KB

          • memory/4388-50-0x0000000006570000-0x000000000658E000-memory.dmp

            Filesize

            120KB

          • memory/4388-51-0x0000000006710000-0x000000000675C000-memory.dmp

            Filesize

            304KB

          • memory/4388-53-0x0000000074F00000-0x0000000074F4C000-memory.dmp

            Filesize

            304KB

          • memory/4388-76-0x0000000007F00000-0x000000000857A000-memory.dmp

            Filesize

            6.5MB

          • memory/4388-74-0x0000000007760000-0x0000000007803000-memory.dmp

            Filesize

            652KB

          • memory/4388-63-0x0000000007740000-0x000000000775E000-memory.dmp

            Filesize

            120KB

          • memory/4720-4-0x0000000005290000-0x00000000055E4000-memory.dmp

            Filesize

            3.3MB

          • memory/4720-16-0x00000000746AE000-0x00000000746AF000-memory.dmp

            Filesize

            4KB

          • memory/4720-0-0x00000000746AE000-0x00000000746AF000-memory.dmp

            Filesize

            4KB

          • memory/4720-7-0x00000000069D0000-0x00000000069E6000-memory.dmp

            Filesize

            88KB

          • memory/4720-49-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/4720-11-0x0000000008E60000-0x0000000008EFC000-memory.dmp

            Filesize

            624KB

          • memory/4720-5-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/4720-10-0x00000000065C0000-0x0000000006644000-memory.dmp

            Filesize

            528KB

          • memory/4720-20-0x00000000746A0000-0x0000000074E50000-memory.dmp

            Filesize

            7.7MB

          • memory/4720-9-0x0000000006560000-0x0000000006570000-memory.dmp

            Filesize

            64KB

          • memory/4720-3-0x0000000005040000-0x00000000050D2000-memory.dmp

            Filesize

            584KB

          • memory/4720-6-0x0000000005250000-0x000000000525A000-memory.dmp

            Filesize

            40KB

          • memory/4720-8-0x0000000006550000-0x000000000655E000-memory.dmp

            Filesize

            56KB

          • memory/4720-2-0x00000000055F0000-0x0000000005B94000-memory.dmp

            Filesize

            5.6MB

          • memory/4720-1-0x0000000000510000-0x00000000005D4000-memory.dmp

            Filesize

            784KB