Analysis

  • max time kernel
    105s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 01:29

General

  • Target

    09e279969ff1fb9e1ccecd8d839d16d78202c046239af407c6da8deebdb709b7.exe

  • Size

    378KB

  • MD5

    de15f6290b390c737f20127b26e11479

  • SHA1

    5c8623dfb42d2974c3c7d1adeb578282a862927a

  • SHA256

    09e279969ff1fb9e1ccecd8d839d16d78202c046239af407c6da8deebdb709b7

  • SHA512

    5009cf442a71fa1d415d3316363b6e50ccf4e031de5db015fafdcd8ada752fb73daa6ee689a6738cdb9d143faf34cba51e46a0bba707d2718ef19548afb4b29c

  • SSDEEP

    6144:v6vXEz72+jE+mLsMAccP29TooOfYTtRKbO8ESkJTTGLHd:vPk/sMA0soOwTtRKbO5/

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla family
  • 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 3 TTPs

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

  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\09e279969ff1fb9e1ccecd8d839d16d78202c046239af407c6da8deebdb709b7.exe
    "C:\Users\Admin\AppData\Local\Temp\09e279969ff1fb9e1ccecd8d839d16d78202c046239af407c6da8deebdb709b7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3380
    • C:\Users\Admin\AppData\Local\Temp\09e279969ff1fb9e1ccecd8d839d16d78202c046239af407c6da8deebdb709b7.exe
      "C:\Users\Admin\AppData\Local\Temp\09e279969ff1fb9e1ccecd8d839d16d78202c046239af407c6da8deebdb709b7.exe"
      2⤵
        PID:4844
      • C:\Users\Admin\AppData\Local\Temp\09e279969ff1fb9e1ccecd8d839d16d78202c046239af407c6da8deebdb709b7.exe
        "C:\Users\Admin\AppData\Local\Temp\09e279969ff1fb9e1ccecd8d839d16d78202c046239af407c6da8deebdb709b7.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1828

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1828-7-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1828-14-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/1828-13-0x00000000067F0000-0x000000000688C000-memory.dmp

      Filesize

      624KB

    • memory/1828-12-0x0000000006700000-0x0000000006750000-memory.dmp

      Filesize

      320KB

    • memory/1828-10-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/1828-9-0x0000000004F70000-0x0000000004FD6000-memory.dmp

      Filesize

      408KB

    • memory/1828-8-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/3380-3-0x0000000004B80000-0x0000000004C12000-memory.dmp

      Filesize

      584KB

    • memory/3380-5-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/3380-6-0x0000000004DE0000-0x0000000004E28000-memory.dmp

      Filesize

      288KB

    • memory/3380-4-0x0000000004CC0000-0x0000000004CCA000-memory.dmp

      Filesize

      40KB

    • memory/3380-11-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/3380-0-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

      Filesize

      4KB

    • memory/3380-2-0x0000000005050000-0x00000000055F4000-memory.dmp

      Filesize

      5.6MB

    • memory/3380-1-0x0000000000120000-0x0000000000184000-memory.dmp

      Filesize

      400KB