Analysis

  • max time kernel
    116s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 11:21

General

  • Target

    INOVICE NO CY-W-24-17-26.exe

  • Size

    714KB

  • MD5

    d57f61c8ca3a73cad73f5cb160d2e1a8

  • SHA1

    62a5c18d4194f1f4bef658fd24cb68a3067537a3

  • SHA256

    bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953

  • SHA512

    bcb796de15d4519b4d2c6a701bcb1b83bb5fd09d9a04ac31c66a82326d4ecba30bc8bde0dff5a4008b120d3d0642820e60d34264c2cb253ba04e7deb0323d430

  • SSDEEP

    12288:gFoO3mYoQxv9wQNWk9eGwk5Lq8RVDrlYGI/d8FR2ij6QnLkB:ghbhxv9wQNV5e8fGOwQnAB

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.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INOVICE NO CY-W-24-17-26.exe
    "C:\Users\Admin\AppData\Local\Temp\INOVICE NO CY-W-24-17-26.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5072
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hBdXlArIL.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1092
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hBdXlArIL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp79E3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4832
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:228
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2616

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Scheduled Task/Job

    1
    T1053

    Persistence

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Scheduled Task/Job

    1
    T1053

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_42l5m3ft.5c5.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp79E3.tmp
      Filesize

      1KB

      MD5

      e200e34129b5c320a025c37e5198ca98

      SHA1

      05bd2d9d2590d2d3d233019840765a6f567e7c08

      SHA256

      14acaabcaa40436fb86447cc8a17722fc2cf2bc26f1796a359cea380fe38cfd8

      SHA512

      a6d96fababd6fe0aeee8bdd3ee2b20ba0cb20036fdb7bade5d246f5f4124cf5737b154868d042e508e0ff8e23a2aef09fe510dc78a3a3a4c6f48ca72f436df26

    • memory/1092-55-0x00000000073D0000-0x0000000007A4A000-memory.dmp
      Filesize

      6.5MB

    • memory/1092-21-0x0000000004CB0000-0x0000000004CD2000-memory.dmp
      Filesize

      136KB

    • memory/1092-57-0x0000000006E00000-0x0000000006E0A000-memory.dmp
      Filesize

      40KB

    • memory/1092-30-0x0000000005440000-0x00000000054A6000-memory.dmp
      Filesize

      408KB

    • memory/1092-53-0x00000000022F0000-0x0000000002300000-memory.dmp
      Filesize

      64KB

    • memory/1092-54-0x0000000006C50000-0x0000000006CF3000-memory.dmp
      Filesize

      652KB

    • memory/1092-66-0x0000000074BA0000-0x0000000075350000-memory.dmp
      Filesize

      7.7MB

    • memory/1092-63-0x00000000070B0000-0x00000000070B8000-memory.dmp
      Filesize

      32KB

    • memory/1092-62-0x00000000070D0000-0x00000000070EA000-memory.dmp
      Filesize

      104KB

    • memory/1092-15-0x0000000002130000-0x0000000002166000-memory.dmp
      Filesize

      216KB

    • memory/1092-52-0x0000000006C20000-0x0000000006C3E000-memory.dmp
      Filesize

      120KB

    • memory/1092-18-0x0000000004D30000-0x0000000005358000-memory.dmp
      Filesize

      6.2MB

    • memory/1092-29-0x00000000053D0000-0x0000000005436000-memory.dmp
      Filesize

      408KB

    • memory/1092-20-0x00000000022F0000-0x0000000002300000-memory.dmp
      Filesize

      64KB

    • memory/1092-61-0x0000000006FD0000-0x0000000006FE4000-memory.dmp
      Filesize

      80KB

    • memory/1092-56-0x0000000006D90000-0x0000000006DAA000-memory.dmp
      Filesize

      104KB

    • memory/1092-42-0x0000000075400000-0x000000007544C000-memory.dmp
      Filesize

      304KB

    • memory/1092-60-0x0000000006FC0000-0x0000000006FCE000-memory.dmp
      Filesize

      56KB

    • memory/1092-41-0x0000000006030000-0x0000000006062000-memory.dmp
      Filesize

      200KB

    • memory/1092-59-0x0000000006F90000-0x0000000006FA1000-memory.dmp
      Filesize

      68KB

    • memory/1092-16-0x0000000074BA0000-0x0000000075350000-memory.dmp
      Filesize

      7.7MB

    • memory/1092-58-0x0000000007010000-0x00000000070A6000-memory.dmp
      Filesize

      600KB

    • memory/1092-17-0x00000000022F0000-0x0000000002300000-memory.dmp
      Filesize

      64KB

    • memory/1092-38-0x0000000005A60000-0x0000000005A7E000-memory.dmp
      Filesize

      120KB

    • memory/1092-39-0x0000000005B00000-0x0000000005B4C000-memory.dmp
      Filesize

      304KB

    • memory/1092-40-0x000000007F400000-0x000000007F410000-memory.dmp
      Filesize

      64KB

    • memory/2616-36-0x0000000074BA0000-0x0000000075350000-memory.dmp
      Filesize

      7.7MB

    • memory/2616-22-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2616-37-0x0000000005290000-0x00000000052A0000-memory.dmp
      Filesize

      64KB

    • memory/2616-67-0x00000000067F0000-0x0000000006840000-memory.dmp
      Filesize

      320KB

    • memory/2616-68-0x0000000074BA0000-0x0000000075350000-memory.dmp
      Filesize

      7.7MB

    • memory/2616-69-0x0000000005290000-0x00000000052A0000-memory.dmp
      Filesize

      64KB

    • memory/5072-5-0x0000000005440000-0x0000000005450000-memory.dmp
      Filesize

      64KB

    • memory/5072-0-0x00000000007B0000-0x0000000000868000-memory.dmp
      Filesize

      736KB

    • memory/5072-3-0x0000000005230000-0x00000000052C2000-memory.dmp
      Filesize

      584KB

    • memory/5072-35-0x0000000074BA0000-0x0000000075350000-memory.dmp
      Filesize

      7.7MB

    • memory/5072-1-0x0000000074BA0000-0x0000000075350000-memory.dmp
      Filesize

      7.7MB

    • memory/5072-2-0x00000000058A0000-0x0000000005E44000-memory.dmp
      Filesize

      5.6MB

    • memory/5072-10-0x0000000008730000-0x00000000087B2000-memory.dmp
      Filesize

      520KB

    • memory/5072-9-0x00000000082A0000-0x00000000082AC000-memory.dmp
      Filesize

      48KB

    • memory/5072-8-0x0000000008280000-0x0000000008292000-memory.dmp
      Filesize

      72KB

    • memory/5072-7-0x00000000082F0000-0x000000000838C000-memory.dmp
      Filesize

      624KB

    • memory/5072-6-0x00000000057B0000-0x00000000057BA000-memory.dmp
      Filesize

      40KB

    • memory/5072-4-0x0000000005450000-0x00000000057A4000-memory.dmp
      Filesize

      3.3MB