Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 16:59

General

  • Target

    bf6bff1f8edd591c92bcbcf86ff6f82c114273e34a8475a17289936c93879e1d.exe

  • Size

    699KB

  • MD5

    aba11ed39d519dec06148a61662c1546

  • SHA1

    cae54e2d63d7b688a433ef3e31bd80f066d9803f

  • SHA256

    bf6bff1f8edd591c92bcbcf86ff6f82c114273e34a8475a17289936c93879e1d

  • SHA512

    bee8d81e7ed7ee285c0d879dbbfb1f4bce7b0fba8666e77e3d7d65d3a06e30bcf882847183ca42ee936675ff43b2ef2c75836c1e2e0de2907d78753fbe3f9a4e

  • SSDEEP

    12288:l0pei36R5ChoJgeeJw2KgygjhNRC7g27mIQUSJDhItsFIXGQ+j6lHSZXImBC:qpp36/ChoJ4Jwrlgj7R8gamIQCQIX/7o

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.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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).

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf6bff1f8edd591c92bcbcf86ff6f82c114273e34a8475a17289936c93879e1d.exe
    "C:\Users\Admin\AppData\Local\Temp\bf6bff1f8edd591c92bcbcf86ff6f82c114273e34a8475a17289936c93879e1d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3056
    • 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\bf6bff1f8edd591c92bcbcf86ff6f82c114273e34a8475a17289936c93879e1d.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2884
    • C:\Users\Admin\AppData\Local\Temp\bf6bff1f8edd591c92bcbcf86ff6f82c114273e34a8475a17289936c93879e1d.exe
      "C:\Users\Admin\AppData\Local\Temp\bf6bff1f8edd591c92bcbcf86ff6f82c114273e34a8475a17289936c93879e1d.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2292-10-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2292-13-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2292-8-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2292-9-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2292-17-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2292-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2292-7-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2292-15-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/3056-4-0x0000000000350000-0x000000000035C000-memory.dmp
    Filesize

    48KB

  • memory/3056-6-0x0000000005B20000-0x0000000005BA2000-memory.dmp
    Filesize

    520KB

  • memory/3056-1-0x0000000000250000-0x0000000000304000-memory.dmp
    Filesize

    720KB

  • memory/3056-5-0x0000000000370000-0x0000000000380000-memory.dmp
    Filesize

    64KB

  • memory/3056-0-0x000000007441E000-0x000000007441F000-memory.dmp
    Filesize

    4KB

  • memory/3056-3-0x0000000000650000-0x0000000000672000-memory.dmp
    Filesize

    136KB

  • memory/3056-2-0x0000000074410000-0x0000000074AFE000-memory.dmp
    Filesize

    6.9MB

  • memory/3056-18-0x0000000074410000-0x0000000074AFE000-memory.dmp
    Filesize

    6.9MB