Overview

overview

10

Static

static

Facturas P...to.exe

windows7_x64

10

Facturas P...to.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    60s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 02:27

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General

  • Target

    Facturas Pagadas al Vencimiento.exe

  • Size

    512KB

  • MD5

    d1c78423165fbff2c47ffa3d31680456

  • SHA1

    b41b78454e0441df4a3a87f62a896e0133d46063

  • SHA256

    ac979891a231a3af79a31a52663f77fe151bbbddee9b13750ea02e82f6aefd40

  • SHA512

    27615dfd230a1ff47a8ebe9541fc886885178e5725d8a7b66f3169562cb99c88fb4076384761f9ef6f0d3f78bf4332cd8c66907efe3fc722eaf4a878e88adde9

Score
10/10
agentteslacollectionkeyloggerrezer0spywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    kroskofile

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 6 IoCs
  • ReZer0 packer 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

    rezer0
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Facturas Pagadas al Vencimiento.exe
    "C:\Users\Admin\AppData\Local\Temp\Facturas Pagadas al Vencimiento.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Users\Admin\AppData\Local\Temp\Facturas Pagadas al Vencimiento.exe
      "{path}"
      2⤵
        PID:828
      • C:\Users\Admin\AppData\Local\Temp\Facturas Pagadas al Vencimiento.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1184

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1184-58-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

      Download
    • memory/1184-61-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

      Download
    • memory/1184-59-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

      Download
    • memory/1184-62-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

      Download
    • memory/1184-63-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

      Download
    • memory/1184-64-0x000000000044A75E-mapping.dmp
      Download
    • memory/1184-68-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

      Download
    • memory/1184-66-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

      Download
    • memory/1472-54-0x00000000000D0000-0x0000000000156000-memory.dmp
      Filesize

      536KB

      Download
    • memory/1472-55-0x0000000075CF1000-0x0000000075CF3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1472-56-0x00000000002B0000-0x00000000002C0000-memory.dmp
      Filesize

      64KB

      Download
    • memory/1472-57-0x0000000000BB0000-0x0000000000C06000-memory.dmp
      Filesize

      344KB

      Download