Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-12-2023 03:14

General

  • Target

    7e597b7a940ce9fe398f5a09ea06e9c2.exe

  • Size

    885KB

  • MD5

    7e597b7a940ce9fe398f5a09ea06e9c2

  • SHA1

    46fab946b897f1b804aec6183d9c60bad103e9a4

  • SHA256

    4722e9113d3f8eaa1956f990da588f8eed324bb8d5551d52bff3bf4536a6010d

  • SHA512

    354d258b9605425b5037822fbc24f17c07b83095d0f2ef9ff86d4ca6f9b0ee8bcacce7741eee1c04e3b12fd22e99ad1ccda5ffe6050c19320ba68564e8cf3c82

  • SSDEEP

    12288:r91idWEW7UN5vDnSX1zCyG/JW+50zKlDWjDS6VtgMyie2:r+YiUzCVR0FDSMtZyie2

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.

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

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

  • Program crash 1 IoCs
  • 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7e597b7a940ce9fe398f5a09ea06e9c2.exe
    "C:\Users\Admin\AppData\Local\Temp\7e597b7a940ce9fe398f5a09ea06e9c2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\yCzmnaX.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4084
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yCzmnaX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCC92.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4560
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:5028
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2708
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 1380
          3⤵
          • Program crash
          PID:4628
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2708 -ip 2708
      1⤵
        PID:1064

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x21gvfq1.p1p.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmpCC92.tmp

        Filesize

        1KB

        MD5

        4d8a27133cc4b12f2df73629d01ee184

        SHA1

        a83c43656e0e6a7e4cc3cb0596599ce16678c447

        SHA256

        1d5ff5d3541443c2d36a69cf0cdf6bdb1201c8744bc084062ab2724bd8c1abee

        SHA512

        5ac3e793f58ac5605ffa53c13138813a6991843a8492d1ded1e29fdb0772de054e31afcd26dfda3f80fd76eee01410b1fa0bf650eb092432474303cec6b275b7

      • memory/2708-61-0x0000000074C40000-0x00000000753F0000-memory.dmp

        Filesize

        7.7MB

      • memory/2708-27-0x00000000059E0000-0x0000000005A46000-memory.dmp

        Filesize

        408KB

      • memory/2708-26-0x0000000003370000-0x0000000003380000-memory.dmp

        Filesize

        64KB

      • memory/2708-24-0x0000000074C40000-0x00000000753F0000-memory.dmp

        Filesize

        7.7MB

      • memory/2708-22-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/4084-55-0x00000000065A0000-0x0000000006643000-memory.dmp

        Filesize

        652KB

      • memory/4084-39-0x0000000005B60000-0x0000000005EB4000-memory.dmp

        Filesize

        3.3MB

      • memory/4084-68-0x0000000074C40000-0x00000000753F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4084-65-0x0000000007650000-0x0000000007658000-memory.dmp

        Filesize

        32KB

      • memory/4084-64-0x0000000007670000-0x000000000768A000-memory.dmp

        Filesize

        104KB

      • memory/4084-63-0x0000000007570000-0x0000000007584000-memory.dmp

        Filesize

        80KB

      • memory/4084-17-0x0000000074C40000-0x00000000753F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4084-18-0x00000000026A0000-0x00000000026D6000-memory.dmp

        Filesize

        216KB

      • memory/4084-19-0x0000000000E40000-0x0000000000E50000-memory.dmp

        Filesize

        64KB

      • memory/4084-62-0x0000000007560000-0x000000000756E000-memory.dmp

        Filesize

        56KB

      • memory/4084-21-0x00000000050A0000-0x00000000056C8000-memory.dmp

        Filesize

        6.2MB

      • memory/4084-60-0x0000000007530000-0x0000000007541000-memory.dmp

        Filesize

        68KB

      • memory/4084-59-0x00000000075B0000-0x0000000007646000-memory.dmp

        Filesize

        600KB

      • memory/4084-58-0x00000000073A0000-0x00000000073AA000-memory.dmp

        Filesize

        40KB

      • memory/4084-57-0x0000000007330000-0x000000000734A000-memory.dmp

        Filesize

        104KB

      • memory/4084-56-0x0000000007970000-0x0000000007FEA000-memory.dmp

        Filesize

        6.5MB

      • memory/4084-28-0x00000000056D0000-0x00000000056F2000-memory.dmp

        Filesize

        136KB

      • memory/4084-29-0x0000000005780000-0x00000000057E6000-memory.dmp

        Filesize

        408KB

      • memory/4084-54-0x0000000006570000-0x000000000658E000-memory.dmp

        Filesize

        120KB

      • memory/4084-44-0x00000000708C0000-0x000000007090C000-memory.dmp

        Filesize

        304KB

      • memory/4084-40-0x0000000005FF0000-0x000000000600E000-memory.dmp

        Filesize

        120KB

      • memory/4084-41-0x0000000006030000-0x000000000607C000-memory.dmp

        Filesize

        304KB

      • memory/4084-42-0x0000000000E40000-0x0000000000E50000-memory.dmp

        Filesize

        64KB

      • memory/4084-43-0x0000000006530000-0x0000000006562000-memory.dmp

        Filesize

        200KB

      • memory/4832-5-0x0000000005360000-0x000000000536A000-memory.dmp

        Filesize

        40KB

      • memory/4832-8-0x0000000005900000-0x000000000590A000-memory.dmp

        Filesize

        40KB

      • memory/4832-0-0x0000000074C40000-0x00000000753F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4832-3-0x00000000052A0000-0x0000000005332000-memory.dmp

        Filesize

        584KB

      • memory/4832-25-0x0000000074C40000-0x00000000753F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4832-4-0x0000000005540000-0x0000000005550000-memory.dmp

        Filesize

        64KB

      • memory/4832-2-0x0000000005930000-0x0000000005ED4000-memory.dmp

        Filesize

        5.6MB

      • memory/4832-6-0x0000000005520000-0x000000000553A000-memory.dmp

        Filesize

        104KB

      • memory/4832-16-0x0000000005540000-0x0000000005550000-memory.dmp

        Filesize

        64KB

      • memory/4832-7-0x0000000005880000-0x0000000005888000-memory.dmp

        Filesize

        32KB

      • memory/4832-1-0x00000000007E0000-0x00000000008C4000-memory.dmp

        Filesize

        912KB

      • memory/4832-14-0x0000000074C40000-0x00000000753F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4832-10-0x0000000008F40000-0x0000000008FDC000-memory.dmp

        Filesize

        624KB

      • memory/4832-9-0x0000000006910000-0x000000000698A000-memory.dmp

        Filesize

        488KB