Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    20-10-2021 00:18

General

  • Target

    REVISED FINAL ORDER LIST-pdf.exe

  • Size

    32KB

  • MD5

    5518dd63ae04917f0647f698d49f5c1a

  • SHA1

    fdf1f3970ab95e67765517bb29b8e2dc06bfcc5e

  • SHA256

    51b9a732f19371ba83e4d9f920665d7ff402a57782ff43fd447cff2c73c6397d

  • SHA512

    297af2b964d802effa7ceda0a16027d3a63da84f581bdc5fa9bc6d668cb0fd5493931287e875f92f4fc8f769ffc68735ee62d3ccfa21882b44bd1947ee65bfe4

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.fclbd.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    abc@123@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 5 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\REVISED FINAL ORDER LIST-pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\REVISED FINAL ORDER LIST-pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1336
    • C:\Users\Admin\AppData\Local\Temp\REVISED FINAL ORDER LIST-pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\REVISED FINAL ORDER LIST-pdf.exe"
      2⤵
        PID:1492
      • C:\Users\Admin\AppData\Local\Temp\REVISED FINAL ORDER LIST-pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\REVISED FINAL ORDER LIST-pdf.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1480

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1336-55-0x0000000000BD0000-0x0000000000BD1000-memory.dmp
      Filesize

      4KB

    • memory/1336-57-0x0000000075B71000-0x0000000075B73000-memory.dmp
      Filesize

      8KB

    • memory/1336-58-0x0000000000540000-0x0000000000541000-memory.dmp
      Filesize

      4KB

    • memory/1336-59-0x0000000000940000-0x000000000098C000-memory.dmp
      Filesize

      304KB

    • memory/1336-60-0x0000000000A80000-0x0000000000AA4000-memory.dmp
      Filesize

      144KB

    • memory/1480-61-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1480-62-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1480-64-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1480-63-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1480-66-0x000000000043765E-mapping.dmp
    • memory/1480-65-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1480-67-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1480-69-0x0000000000960000-0x0000000000961000-memory.dmp
      Filesize

      4KB

    • memory/1480-70-0x0000000000961000-0x0000000000962000-memory.dmp
      Filesize

      4KB