Overview

overview

10

Static

static

b965e20213...c5.exe

windows7_x64

10

b965e20213...c5.exe

windows10_x64

10

Analysis

  • max time kernel
    113s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    11/11/2020, 11:17

Sharing

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General

  • Target
    b965e20213ebff1b60c20b0bb7159e74cbaa6d6fb70ff5fe1d2f85dc2eb251c5.exe
  • Size 913KB
  • Sample201111-dw1r2ebsg2
  • SHA256 b965e20213ebff1b60c20b0bb7159e74cbaa6d6fb70ff5fe1d2f85dc2eb251c5
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerspywarestealertrojanupx

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    smtp.yandex.com
  • Port

    587
  • Username

    [email protected]
  • Password

    quaresma11

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 IoCs
  • UPX packed file 3 IoCs

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

    upx
  • Drops startup file 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spyware
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spyware
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 54 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b965e20213ebff1b60c20b0bb7159e74cbaa6d6fb70ff5fe1d2f85dc2eb251c5.exe
    "C:\Users\Admin\AppData\Local\Temp\b965e20213ebff1b60c20b0bb7159e74cbaa6d6fb70ff5fe1d2f85dc2eb251c5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:640
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Drops startup file
      PID:3424
    • C:\Users\Admin\AppData\Local\Temp\b965e20213ebff1b60c20b0bb7159e74cbaa6d6fb70ff5fe1d2f85dc2eb251c5.exe
      "C:\Users\Admin\AppData\Local\Temp\b965e20213ebff1b60c20b0bb7159e74cbaa6d6fb70ff5fe1d2f85dc2eb251c5.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3388
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1528
      • C:\Users\Admin\AppData\Local\Temp\b965e20213ebff1b60c20b0bb7159e74cbaa6d6fb70ff5fe1d2f85dc2eb251c5.exe
        "C:\Users\Admin\AppData\Local\Temp\b965e20213ebff1b60c20b0bb7159e74cbaa6d6fb70ff5fe1d2f85dc2eb251c5.exe" 2 3388 259289265
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:688

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/640-0-0x0000000000400000-0x00000000004EB000-memory.dmp
          Download

          memory/688-7-0x0000000000400000-0x00000000004EB000-memory.dmp
          Download

          memory/3388-2-0x0000000000400000-0x00000000004B0000-memory.dmp
          Download

          memory/3388-5-0x0000000000400000-0x00000000004B0000-memory.dmp
          Download

          memory/3388-6-0x0000000000400000-0x00000000004B0000-memory.dmp
          Download

          memory/3388-8-0x00000000021A0000-0x00000000021F2000-memory.dmp
          Download

          memory/3388-9-0x0000000002332000-0x0000000002333000-memory.dmp
          Download