Analysis

  • max time kernel
    130s
  • max time network
    126s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24/01/2022, 13:09

General

  • Target
    DHL Documents.exe
  • Size 484KB
  • Sample220124-qdsh2aehbn
  • SHA256 52dcf7a20987d419aff21247876d50150fb70544fb3e2ba0a8f590f77b0d894a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.navetesilazi.ro/

  • Port

    21

  • Password

    u,S2gsd@*K7C

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL Documents.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Documents.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\DHL Documents.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL Documents.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3580

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2384-122-0x0000000005C80000-0x0000000005C8E000-memory.dmp

        memory/2384-118-0x0000000005850000-0x00000000058E2000-memory.dmp

        memory/2384-119-0x0000000005800000-0x000000000580A000-memory.dmp

        memory/2384-120-0x00000000057B0000-0x0000000005CAE000-memory.dmp

        memory/2384-121-0x00000000063D0000-0x000000000646C000-memory.dmp

        memory/2384-116-0x0000000000F50000-0x0000000000FD0000-memory.dmp

        memory/2384-123-0x000000007FB70000-0x000000007FB71000-memory.dmp

        memory/2384-124-0x00000000067E0000-0x0000000006850000-memory.dmp

        memory/2384-117-0x0000000005CB0000-0x00000000061AE000-memory.dmp

        memory/3580-125-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3580-127-0x0000000002A70000-0x0000000002A71000-memory.dmp

        memory/3580-128-0x0000000004F80000-0x0000000004F98000-memory.dmp

        memory/3580-129-0x0000000005C20000-0x0000000005C86000-memory.dmp