Analysis

  • max time kernel
    194s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 23:59

General

  • Target

    PDF.exe

  • Size

    626KB

  • MD5

    7fe286bbea38d0c243ed3ae817fdfa4d

  • SHA1

    687f63607fdfd7069b75884fe7d482031a4256f1

  • SHA256

    a6119bf5630539f2332991489428101c2e05599927576d5ce8ba4a86fd16f018

  • SHA512

    3d018551a1b63616b6af09a63fecf494ab3bc5f1eeca6d085e042dd92a597b44d622a455df30477436bf62062beabc3e71d014c84c8a5f26299e0dc149f0c19f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.winhalltech.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Hafizzul*010218

Signatures

  • AgentTesla

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

  • AgentTesla Payload 6 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:972
    • C:\Users\Admin\AppData\Local\Temp\PDF.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1136

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/972-54-0x0000000000AB0000-0x0000000000B52000-memory.dmp

    Filesize

    648KB

  • memory/972-55-0x00000000764C1000-0x00000000764C3000-memory.dmp

    Filesize

    8KB

  • memory/972-56-0x0000000000A60000-0x0000000000A70000-memory.dmp

    Filesize

    64KB

  • memory/972-57-0x00000000055B0000-0x0000000005614000-memory.dmp

    Filesize

    400KB

  • memory/972-58-0x0000000005610000-0x0000000005668000-memory.dmp

    Filesize

    352KB

  • memory/1136-59-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1136-60-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1136-62-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1136-63-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1136-64-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1136-65-0x0000000000453FEE-mapping.dmp

  • memory/1136-67-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1136-69-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB