Analysis

  • max time kernel
    160s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220331-en
  • submitted
    07/04/2022, 15:19

General

  • Target
    Proforma Inv.exe
  • Size 434KB
  • Sample220407-sp6adaehdm
  • SHA256 d73763f8b8d4eb91dec386eb7a2ebf9a8a9b40c6b028d57e6144ed74551d460b
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.safalaw.com.ph

  • Port

    587

  • Password

    #Risel767

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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\Proforma Inv.exe
    "C:\Users\Admin\AppData\Local\Temp\Proforma Inv.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4424
    • C:\Users\Admin\AppData\Local\Temp\Proforma Inv.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3040

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        Proforma Inv.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Proforma Inv.exe.log
        • Size 1KB
        • SHA256 e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99
        • MD5 SHA1 SHA512

        memory/3040-130-0x0000000000400000-0x000000000043A000-memory.dmp

        memory/3040-132-0x0000000005CA0000-0x0000000005D06000-memory.dmp

        memory/3040-133-0x0000000006440000-0x0000000006490000-memory.dmp

        memory/4424-124-0x0000000000DF0000-0x0000000000E62000-memory.dmp

        memory/4424-125-0x0000000005E50000-0x00000000063F4000-memory.dmp

        memory/4424-126-0x00000000057F0000-0x0000000005882000-memory.dmp

        memory/4424-127-0x0000000005940000-0x00000000059DC000-memory.dmp

        memory/4424-128-0x00000000058A0000-0x00000000058AA000-memory.dmp