Analysis

  • max time kernel
    113s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    18-07-2020 08:48

General

  • Target

    Detalles del pago.pdf.exe

  • Size

    908KB

  • MD5

    cff942f8b8b7161e872910d0cc37d21c

  • SHA1

    ff18633786e78743da40dee2c0af1c01c7119117

  • SHA256

    7953cff779759642a2cd5981662769249457f01c0c996c69c0b80d5439860c6a

  • SHA512

    d4cc80ce02e1f50f94b4f35b4b42df7cba7cb1f173581e0d6a650c65c29e183049a9046811445eeaba12ffad9e13a12c828f3e5e5653e7d69c1f1d74ef16988d

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.trademaxperu.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    icui4cu2@@

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\Detalles del pago.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Detalles del pago.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Users\Admin\AppData\Local\Temp\Detalles del pago.pdf.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1296

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1296-2-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1296-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1296-5-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB