Analysis

  • max time kernel
    126s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/05/2024, 01:27

General

  • Target
    a9acdedbcc185292379f90b97ab6f584461d59aba50542a8fb50f1c2948d8d8c.exe
  • Size 2.7MB
  • Sample240510-bve7psea77
  • SHA256 a9acdedbcc185292379f90b97ab6f584461d59aba50542a8fb50f1c2948d8d8c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.apexrnun.com

  • Port

    587

  • Password

    dU*wU0)yR;?4q|-#

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 34 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a9acdedbcc185292379f90b97ab6f584461d59aba50542a8fb50f1c2948d8d8c.exe
    "C:\Users\Admin\AppData\Local\Temp\a9acdedbcc185292379f90b97ab6f584461d59aba50542a8fb50f1c2948d8d8c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:880
    • C:\Users\Admin\AppData\Local\Temp\a9acdedbcc185292379f90b97ab6f584461d59aba50542a8fb50f1c2948d8d8c.exe
      "C:\Users\Admin\AppData\Local\Temp\a9acdedbcc185292379f90b97ab6f584461d59aba50542a8fb50f1c2948d8d8c.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1044

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        a9acdedbcc185292379f90b97ab6f584461d59aba50542a8fb50f1c2948d8d8c.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a9acdedbcc185292379f90b97ab6f584461d59aba50542a8fb50f1c2948d8d8c.exe.log
        • Size 805B
        • SHA256 fd99bed17853f5ad196ca6d4a62f5e2405fbdf5b98cbf45af8b7cef83e4bcec3
        • MD5 SHA1 SHA512

        memory/880-0-0x000000007484E000-0x000000007484F000-memory.dmp

        memory/880-1-0x00000000007A0000-0x0000000000A5C000-memory.dmp

        memory/880-2-0x0000000074840000-0x0000000074FF0000-memory.dmp

        memory/880-3-0x0000000005C80000-0x00000000060DA000-memory.dmp

        memory/880-4-0x0000000007310000-0x0000000007540000-memory.dmp

        memory/880-5-0x0000000007AF0000-0x0000000008094000-memory.dmp

        memory/880-6-0x00000000075E0000-0x0000000007672000-memory.dmp

        memory/880-22-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-56-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-60-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-70-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-68-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-66-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-64-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-62-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-58-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-54-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-48-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-42-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-40-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-38-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-52-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-50-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-46-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-44-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-34-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-32-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-30-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-26-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-24-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-20-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-18-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-16-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-14-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-12-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-36-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-10-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-28-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-8-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-7-0x0000000007310000-0x000000000753B000-memory.dmp

        memory/880-4887-0x0000000074840000-0x0000000074FF0000-memory.dmp

        memory/880-4888-0x0000000005A20000-0x0000000005A8C000-memory.dmp

        memory/880-4889-0x0000000005B40000-0x0000000005B8C000-memory.dmp

        memory/880-4890-0x0000000005BE0000-0x0000000005C34000-memory.dmp

        memory/880-4894-0x0000000074840000-0x0000000074FF0000-memory.dmp

        memory/1044-4895-0x0000000000400000-0x0000000000442000-memory.dmp

        memory/1044-4896-0x0000000074840000-0x0000000074FF0000-memory.dmp

        memory/1044-4898-0x0000000005710000-0x0000000005776000-memory.dmp

        memory/1044-4897-0x0000000074840000-0x0000000074FF0000-memory.dmp

        memory/1044-4899-0x0000000006C60000-0x0000000006CB0000-memory.dmp

        memory/1044-4900-0x0000000006D50000-0x0000000006DEC000-memory.dmp

        memory/1044-4901-0x0000000006F50000-0x0000000006F5A000-memory.dmp

        memory/1044-4902-0x0000000074840000-0x0000000074FF0000-memory.dmp