Overview

overview

10

Static

static

8

RFQ-02-ORDER.xlsm

windows7_x64

10

RFQ-02-ORDER.xlsm

windows10_x64

8

Analysis

  • max time kernel
    115s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    21/07/2020, 06:09

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General

  • Target
    RFQ-02-ORDER.xlsm
  • Size 52KB
  • Sample200721-prb3tk8d4n
  • SHA256 5162d67fe571a80e9b1dc7683a99b491d09e512639a09f853caec76a9861abe6
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    mail.totallyanonymous.com
  • Port

    587
  • Username

    [email protected]
  • Password

    pop12345674fr@

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 IoCs
  • Executes dropped EXE 2 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Office loads VBA resources, possible macro or embedded object present
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Program Files\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\RFQ-02-ORDER.xlsm
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1124
    • C:\Users\Public\svchost32.exe
      "C:\Users\Public\svchost32.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\saHTAuCg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp85C2.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:1776
      • C:\Users\Public\svchost32.exe
        "C:\Users\Public\svchost32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1636

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1124-0-0x0000000004C70000-0x0000000004D70000-memory.dmp
        Download

        memory/1124-1-0x0000000004C70000-0x0000000004D70000-memory.dmp
        Download

        memory/1636-9-0x0000000000400000-0x000000000044C000-memory.dmp
        Download

        memory/1636-12-0x0000000000400000-0x000000000044C000-memory.dmp
        Download

        memory/1636-13-0x0000000000400000-0x000000000044C000-memory.dmp
        Download