Analysis

  • max time kernel
    158s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 10:28

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 8 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:1888
    • 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:232
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hBdXlArIL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC2F2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4352
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:2220
      • 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:1632

    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_h4gld11r.pxp.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpC2F2.tmp
      MD5

      d41d8cd98f00b204e9800998ecf8427e

      SHA1

      da39a3ee5e6b4b0d3255bfef95601890afd80709

      SHA256

      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

      SHA512

      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

    • memory/232-27-0x0000000005430000-0x0000000005452000-memory.dmp
      Filesize

      136KB

    • memory/232-55-0x0000000007560000-0x0000000007603000-memory.dmp
      Filesize

      652KB

    • memory/232-68-0x00000000745F0000-0x0000000074DA0000-memory.dmp
      Filesize

      7.7MB

    • memory/232-28-0x0000000005CF0000-0x0000000005D56000-memory.dmp
      Filesize

      408KB

    • memory/232-65-0x00000000079B0000-0x00000000079B8000-memory.dmp
      Filesize

      32KB

    • memory/232-64-0x00000000079D0000-0x00000000079EA000-memory.dmp
      Filesize

      104KB

    • memory/232-63-0x00000000078D0000-0x00000000078E4000-memory.dmp
      Filesize

      80KB

    • memory/232-62-0x00000000078C0000-0x00000000078CE000-memory.dmp
      Filesize

      56KB

    • memory/232-61-0x0000000007890000-0x00000000078A1000-memory.dmp
      Filesize

      68KB

    • memory/232-15-0x0000000002A50000-0x0000000002A86000-memory.dmp
      Filesize

      216KB

    • memory/232-60-0x0000000007910000-0x00000000079A6000-memory.dmp
      Filesize

      600KB

    • memory/232-17-0x00000000745F0000-0x0000000074DA0000-memory.dmp
      Filesize

      7.7MB

    • memory/232-58-0x0000000007710000-0x000000000771A000-memory.dmp
      Filesize

      40KB

    • memory/232-18-0x0000000002AC0000-0x0000000002AD0000-memory.dmp
      Filesize

      64KB

    • memory/232-57-0x0000000007690000-0x00000000076AA000-memory.dmp
      Filesize

      104KB

    • memory/232-21-0x0000000005550000-0x0000000005B78000-memory.dmp
      Filesize

      6.2MB

    • memory/232-56-0x0000000007CE0000-0x000000000835A000-memory.dmp
      Filesize

      6.5MB

    • memory/232-54-0x0000000006940000-0x000000000695E000-memory.dmp
      Filesize

      120KB

    • memory/232-44-0x0000000070270000-0x00000000702BC000-memory.dmp
      Filesize

      304KB

    • memory/232-43-0x0000000007520000-0x0000000007552000-memory.dmp
      Filesize

      200KB

    • memory/232-42-0x000000007F240000-0x000000007F250000-memory.dmp
      Filesize

      64KB

    • memory/232-41-0x0000000002AC0000-0x0000000002AD0000-memory.dmp
      Filesize

      64KB

    • memory/232-19-0x0000000002AC0000-0x0000000002AD0000-memory.dmp
      Filesize

      64KB

    • memory/232-34-0x0000000005DD0000-0x0000000006124000-memory.dmp
      Filesize

      3.3MB

    • memory/232-39-0x0000000006390000-0x00000000063AE000-memory.dmp
      Filesize

      120KB

    • memory/232-40-0x0000000006420000-0x000000000646C000-memory.dmp
      Filesize

      304KB

    • memory/1632-23-0x00000000745F0000-0x0000000074DA0000-memory.dmp
      Filesize

      7.7MB

    • memory/1632-20-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/1632-26-0x0000000005080000-0x00000000050E6000-memory.dmp
      Filesize

      408KB

    • memory/1632-25-0x0000000005070000-0x0000000005080000-memory.dmp
      Filesize

      64KB

    • memory/1632-59-0x0000000006490000-0x00000000064E0000-memory.dmp
      Filesize

      320KB

    • memory/1632-69-0x00000000745F0000-0x0000000074DA0000-memory.dmp
      Filesize

      7.7MB

    • memory/1888-24-0x00000000745F0000-0x0000000074DA0000-memory.dmp
      Filesize

      7.7MB

    • memory/1888-2-0x0000000005860000-0x0000000005E04000-memory.dmp
      Filesize

      5.6MB

    • memory/1888-3-0x0000000005360000-0x00000000053F2000-memory.dmp
      Filesize

      584KB

    • memory/1888-1-0x00000000745F0000-0x0000000074DA0000-memory.dmp
      Filesize

      7.7MB

    • memory/1888-5-0x0000000005560000-0x0000000005570000-memory.dmp
      Filesize

      64KB

    • memory/1888-10-0x00000000084A0000-0x0000000008522000-memory.dmp
      Filesize

      520KB

    • memory/1888-9-0x0000000006AB0000-0x0000000006ABC000-memory.dmp
      Filesize

      48KB

    • memory/1888-8-0x0000000006A90000-0x0000000006AA2000-memory.dmp
      Filesize

      72KB

    • memory/1888-7-0x0000000006B00000-0x0000000006B9C000-memory.dmp
      Filesize

      624KB

    • memory/1888-6-0x0000000005550000-0x000000000555A000-memory.dmp
      Filesize

      40KB

    • memory/1888-4-0x0000000005E10000-0x0000000006164000-memory.dmp
      Filesize

      3.3MB

    • memory/1888-0-0x00000000008D0000-0x0000000000988000-memory.dmp
      Filesize

      736KB