Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 01:39

General

  • Target

    125138529f0b99612ea633104c80f895b523a6d95f70da58e30edb94e9e258fe.exe

  • Size

    856KB

  • MD5

    02c38b2407830ee92fb9973c53746a5e

  • SHA1

    a6945865d73be1a0ce2c5b51e91d6351b0c5a3ff

  • SHA256

    125138529f0b99612ea633104c80f895b523a6d95f70da58e30edb94e9e258fe

  • SHA512

    3e040a31b612647383b5bc3475421236129c41182f5334505e89fd4dd26cea4a34628309e5e9c0b3d1dbfd8259a8054f44961da5c1f7bdb216aa03c373633ade

  • SSDEEP

    24576:3g61jjk0LAta9APUDIIRVfEkME+GZ9kDI1Q/uI9H9hNSAP0tdZ:bV3Eh6ExVbNSh

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 WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\125138529f0b99612ea633104c80f895b523a6d95f70da58e30edb94e9e258fe.exe
    "C:\Users\Admin\AppData\Local\Temp\125138529f0b99612ea633104c80f895b523a6d95f70da58e30edb94e9e258fe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2324
    • 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\125138529f0b99612ea633104c80f895b523a6d95f70da58e30edb94e9e258fe.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2644
    • C:\Users\Admin\AppData\Local\Temp\125138529f0b99612ea633104c80f895b523a6d95f70da58e30edb94e9e258fe.exe
      "C:\Users\Admin\AppData\Local\Temp\125138529f0b99612ea633104c80f895b523a6d95f70da58e30edb94e9e258fe.exe"
      2⤵
        PID:2704
      • C:\Users\Admin\AppData\Local\Temp\125138529f0b99612ea633104c80f895b523a6d95f70da58e30edb94e9e258fe.exe
        "C:\Users\Admin\AppData\Local\Temp\125138529f0b99612ea633104c80f895b523a6d95f70da58e30edb94e9e258fe.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2812

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2324-20-0x0000000074940000-0x000000007502E000-memory.dmp

      Filesize

      6.9MB

    • memory/2324-1-0x0000000000090000-0x000000000016C000-memory.dmp

      Filesize

      880KB

    • memory/2324-2-0x0000000074940000-0x000000007502E000-memory.dmp

      Filesize

      6.9MB

    • memory/2324-3-0x0000000000760000-0x000000000077A000-memory.dmp

      Filesize

      104KB

    • memory/2324-4-0x00000000005F0000-0x0000000000600000-memory.dmp

      Filesize

      64KB

    • memory/2324-5-0x0000000005C70000-0x0000000005CF2000-memory.dmp

      Filesize

      520KB

    • memory/2324-0-0x000000007494E000-0x000000007494F000-memory.dmp

      Filesize

      4KB

    • memory/2812-7-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2812-12-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2812-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2812-9-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2812-8-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2812-17-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2812-14-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2812-6-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB