Overview

overview

10

Static

static

documentos...__.exe

windows7_x64

10

documentos...__.exe

windows10_x64

10

Analysis

  • max time kernel
    126s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    20-10-2021 17:05

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General

  • Target

    documentos_fedex.pdf_________________________________________.exe

  • Size

    54.0MB

  • MD5

    137d8696133709b5a740d6bd161ea9ff

  • SHA1

    6fc929b046b6826e488a3c62c9d40e60fca392cd

  • SHA256

    91938e21d8c32e2a00cda0b33d06ea197a7291ec33c9834f3220fb714bef2d98

  • SHA512

    d891e6e192050615478cb8aa1c08dcd082cb9562229b20fa29f506519734975fff81df42f6915abb3c14260e2813227e11f2320dc6b250a44a7c650802874beb

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.mudanzasdistintas.com.ar
  • Port:
    587
  • Username:
    droid@mudanzasdistintas.com.ar
  • Password:
    icui4cu2@@

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 5 IoCs
  • Reads user/profile data of local email clients 2 TTPs

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

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

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\documentos_fedex.pdf_________________________________________.exe
    "C:\Users\Admin\AppData\Local\Temp\documentos_fedex.pdf_________________________________________.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1384
    • C:\Users\Admin\AppData\Local\Temp\documentos_fedex.pdf_________________________________________.exe
      "C:\Users\Admin\AppData\Local\Temp\documentos_fedex.pdf_________________________________________.exe"
      2⤵
        PID:1060
      • C:\Users\Admin\AppData\Local\Temp\documentos_fedex.pdf_________________________________________.exe
        "C:\Users\Admin\AppData\Local\Temp\documentos_fedex.pdf_________________________________________.exe"
        2⤵
          PID:1176
        • C:\Users\Admin\AppData\Local\Temp\documentos_fedex.pdf_________________________________________.exe
          "C:\Users\Admin\AppData\Local\Temp\documentos_fedex.pdf_________________________________________.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:572

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Credential Access

      Credentials in Files

      2
      T1081

      Discovery

      Lateral Movement

      Collection

      Data from Local System

      2
      T1005

      Email Collection

      1
      T1114

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

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      Downloads

      • memory/572-58-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

        Download
      • memory/572-59-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

        Download
      • memory/572-60-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

        Download
      • memory/572-61-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

        Download
      • memory/572-62-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

        Download
      • memory/572-63-0x0000000000436DCE-mapping.dmp
        Download
      • memory/572-64-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

        Download
      • memory/572-66-0x0000000004AD0000-0x0000000004AD1000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1384-53-0x0000000000110000-0x0000000000111000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1384-55-0x0000000004740000-0x0000000004741000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1384-56-0x00000000006A0000-0x00000000006A7000-memory.dmp
        Filesize

        28KB

        Download
      • memory/1384-57-0x00000000059F0000-0x0000000005A47000-memory.dmp
        Filesize

        348KB

        Download