Analysis

  • max time kernel
    89s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    16-07-2020 03:53

General

  • Target

    Original Shipping documents .pdf.exe

  • Size

    497KB

  • MD5

    b4c970d02853627e0895a727572788c7

  • SHA1

    78c71acc984005bb0f7db63180dd3b3fa9673abb

  • SHA256

    7d55b0a9f323550b53b9bed20b938959163a3ab02b995a6d84d5e4b0145febb7

  • SHA512

    3f71519f1c105b49c538dd7b37e22207765c233809999eed8f786d834b023d85974d4fd4ba370e19f5843eefc454c5a88149985dacf9fee878315a41d3c7cc35

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    kingmoney12345

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Original Shipping documents .pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Original Shipping documents .pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:240
    • C:\Users\Admin\AppData\Local\Temp\Original Shipping documents .pdf.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1060

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1060-2-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1060-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1060-5-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB