Overview

overview

10

Static

static

invoice.exe

windows7_x64

10

invoice.exe

windows10_x64

10

Analysis

  • max time kernel
    83s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    07/07/2020, 08:28

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General

  • Target

    invoice.exe

  • Size

    548KB

  • MD5

    a765755d3648c69c9c4f84f8951560a6

  • SHA1

    062f22eb0551f529feb36b8567af0b750dd2b934

  • SHA256

    1fab36a6629cd4e51b3cb35425c547a7e6bb74b14d5476cfaabe03ffa249e06f

  • SHA512

    324ecf480c5e150f2b245430148383d2dd7258e9c2a75a77300ef02277a01965a820bfc82705dbaad1ea2c704bb5874c7071255ade4645f28426693109484467

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    mmm777

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 IoCs
  • Drops file in Drivers directory 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
  • Enumerates physical storage devices 1 TTPs

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

  • 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: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\invoice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DnnOPn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFA55.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1500
    • C:\Users\Admin\AppData\Local\Temp\invoice.exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1784

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1784-2-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1784-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1784-5-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download