Analysis

  • max time kernel
    146s
  • max time network
    104s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    24/03/2021, 08:42

General

  • Target
    ef18ea0a1fee816a7bf12005cf7553c4.exe
  • Size 1.0MB
  • Sample210324-hmw5ymlpfa
  • SHA256 826d203e305f770a9c3b2b3ec8b024ceced15fbc2cf8c1bae72ffa86888edeef
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.oucabem.com.br

  • Port

    587

  • Password

    r1jDC2BLR@@@@@@@@@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef18ea0a1fee816a7bf12005cf7553c4.exe
    "C:\Users\Admin\AppData\Local\Temp\ef18ea0a1fee816a7bf12005cf7553c4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Users\Admin\AppData\Local\Temp\ef18ea0a1fee816a7bf12005cf7553c4.exe
      "C:\Users\Admin\AppData\Local\Temp\ef18ea0a1fee816a7bf12005cf7553c4.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:560

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/560-13-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/560-23-0x00000000061E0000-0x00000000061E1000-memory.dmp

        memory/560-22-0x00000000056C0000-0x00000000056C1000-memory.dmp

        memory/560-21-0x0000000002F20000-0x0000000002F21000-memory.dmp

        memory/560-16-0x00000000732D0000-0x00000000739BE000-memory.dmp

        memory/4764-7-0x0000000004AF0000-0x0000000004AF1000-memory.dmp

        memory/4764-11-0x00000000049F0000-0x00000000049FB000-memory.dmp

        memory/4764-12-0x00000000058B0000-0x0000000005947000-memory.dmp

        memory/4764-10-0x0000000004D60000-0x0000000004D61000-memory.dmp

        memory/4764-9-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

        memory/4764-8-0x00000000049D0000-0x00000000049D1000-memory.dmp

        memory/4764-2-0x00000000732D0000-0x00000000739BE000-memory.dmp

        memory/4764-6-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

        memory/4764-5-0x0000000004A10000-0x0000000004A11000-memory.dmp

        memory/4764-3-0x00000000000C0000-0x00000000000C1000-memory.dmp