Analysis

  • max time kernel
    148s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    11-05-2021 12:47

General

  • Target

    invoice and packing list.pdf.exe

  • Size

    905KB

  • MD5

    5fe3af8698d46cb668b36cda32381df9

  • SHA1

    08f42bff933e193f76119e59e8c8d7df52271332

  • SHA256

    33a72fddfb31f23f71b11ac223b87c62e1dcc371c6f238804220e0d969f09504

  • SHA512

    4c488b7f4fce8046f0c60e26b96a6c57cd1f29d38b8a8911343fc9c28bbf30f55790623b78862ba6a31fbde9c78d16ea79de6434c6ce31c2b464fb1eba0b8855

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.targethyd.com
  • Port:
    587
  • Username:
    invoice@targethyd.com
  • Password:
    marketing369456

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice and packing list.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\invoice and packing list.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1988
    • C:\Users\Admin\AppData\Local\Temp\invoice and packing list.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\invoice and packing list.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:748

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/748-66-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/748-67-0x000000000043764E-mapping.dmp
  • memory/748-68-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/748-70-0x00000000049A0000-0x00000000049A1000-memory.dmp
    Filesize

    4KB

  • memory/1988-60-0x0000000000200000-0x0000000000201000-memory.dmp
    Filesize

    4KB

  • memory/1988-62-0x0000000000300000-0x0000000000301000-memory.dmp
    Filesize

    4KB

  • memory/1988-63-0x00000000002F0000-0x00000000002F4000-memory.dmp
    Filesize

    16KB

  • memory/1988-64-0x0000000005230000-0x00000000052FB000-memory.dmp
    Filesize

    812KB

  • memory/1988-65-0x00000000077E0000-0x0000000007876000-memory.dmp
    Filesize

    600KB