Analysis

  • max time kernel
    151s
  • max time network
    96s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    18-07-2020 08:47

General

  • Target

    PO. RFQ-FSTG-20200017.pdf.exe

  • Size

    887KB

  • MD5

    c952993c6db15d8b032a17afbae99694

  • SHA1

    6511607ac99965f5b2395c3af8d6219eab59f856

  • SHA256

    c8e97577eeb35634eecb4cc3b4917d2f851691bf318ed79b298eb3830c641a01

  • SHA512

    f723892f8022748f8e6961bb40918c28aff56a93aee1b302a7ca54b6eeef4663535373271e12f422fd9af2808933947fe55abe9da9d626b43b3b4ad733455780

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ringedmarinebd.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    gec$rocket562

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 WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO. RFQ-FSTG-20200017.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\PO. RFQ-FSTG-20200017.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Users\Admin\AppData\Local\Temp\PO. RFQ-FSTG-20200017.pdf.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1224

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1224-2-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1224-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1224-5-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB