Analysis

  • max time kernel
    90s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    30-06-2020 12:34

General

  • Target

    RFQ (4500387063).exe

  • Size

    430KB

  • MD5

    a4cb84ddf99fb30ce17fd21b6e1c28a5

  • SHA1

    9662ed80dbe678c1559ffc54285f5664ed630894

  • SHA256

    16b611f0a2868d31b7d562b76fff4fb282da38d1d24838921631544cea1086e4

  • SHA512

    4b48e9d15c4cbabc4ba0c3cd9d5c477de37cd1f5e0b8e9627de26edc5423ef3b7acdc6ddb19a1c0a2df19cce740c0c65d16922f885187f557df193664429f344

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    petersonhouston@yandex.com
  • Password:
    faith12AB

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ (4500387063).exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ (4500387063).exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1632
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1636

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1388-1-0x0000000000000000-0x0000000000000000-disk.dmp
    • memory/1632-2-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1632-3-0x000000000044CB6E-mapping.dmp
    • memory/1632-4-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1632-5-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1636-6-0x0000000000000000-mapping.dmp