Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 19:39

General

  • Target
    Shipping Doc_pdf.exe
  • Size 654KB
  • Sample201109-54v81fydf2
  • SHA256 0deda45a2661e3f8536e3b90103004d183fc5403fd6e33895ba15bab4a6dca3f
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.flood-protection.org

  • Port

    587

  • Password

    scott2424@

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.flood-protection.org

  • Port

    587

  • Password

    scott2424@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipping Doc_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipping Doc_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Users\Admin\AppData\Local\Temp\Shipping Doc_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Shipping Doc_pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3476

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3476-0-0x0000000000400000-0x00000000004AD000-memory.dmp

        memory/3476-2-0x0000000000400000-0x00000000004AD000-memory.dmp

        memory/3476-3-0x0000000000400000-0x00000000004AD000-memory.dmp

        memory/3476-4-0x0000000000B30000-0x0000000000B80000-memory.dmp

        memory/3476-5-0x0000000002392000-0x0000000002393000-memory.dmp