Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    19-06-2024 15:13

General

  • Target

    19b604df73a21665949858204d634fc31077cc0b1c0c02f53712b2cf3b5e8bc0.exe

  • Size

    767KB

  • MD5

    ae54788d08becd55e2b37644bd3a415f

  • SHA1

    1cfa4e42bfdb310216232b98078058613a22bd23

  • SHA256

    19b604df73a21665949858204d634fc31077cc0b1c0c02f53712b2cf3b5e8bc0

  • SHA512

    c12a405c4cc75c18d804c00300f4de326c1e32ddbd7dc72d11fc0ebd75aa20a59198639b7b39715bdb09e5f57285e7cc2d0118a43ea9f89dd18f956fdc0951c7

  • SSDEEP

    12288:nbpD3HH3DI+jiNu1r3jhWvk4Zdmm8gJgoDxJ/27+LHeMbGIfauCRUDJM:bpjH3DI2DAvkwbvgoDxESCMbGIyTUFM

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 1 IoCs

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

  • 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).

  • 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 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\19b604df73a21665949858204d634fc31077cc0b1c0c02f53712b2cf3b5e8bc0.exe
    "C:\Users\Admin\AppData\Local\Temp\19b604df73a21665949858204d634fc31077cc0b1c0c02f53712b2cf3b5e8bc0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VktyLZ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2272
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VktyLZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp40E7.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2760
    • 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:2704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp40E7.tmp

    Filesize

    1KB

    MD5

    49bfe00cf6a13b454874a92e6f94f315

    SHA1

    3db2480f7919f9e5c3c1e831c5d0cb58be4796cc

    SHA256

    ab95c961da908a13612cec0e1e0d49a9ed452f8a1e78458db99def997c395362

    SHA512

    a000e3ab9b2b692194e17fc7970f3cf499104f1d2109989027ea0ce78542653ca32e80c1e4d657baaabcfe199ce808cf78fc8f13793a25a3de48a46c716ec176

  • memory/2644-0-0x00000000748EE000-0x00000000748EF000-memory.dmp

    Filesize

    4KB

  • memory/2644-1-0x0000000000B60000-0x0000000000C26000-memory.dmp

    Filesize

    792KB

  • memory/2644-2-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2644-3-0x0000000000610000-0x000000000062A000-memory.dmp

    Filesize

    104KB

  • memory/2644-4-0x0000000000390000-0x00000000003A0000-memory.dmp

    Filesize

    64KB

  • memory/2644-5-0x0000000005080000-0x0000000005104000-memory.dmp

    Filesize

    528KB

  • memory/2644-25-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2704-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2704-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2704-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2704-21-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2704-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2704-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2704-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2704-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB