Overview

overview

10

Static

static

inquiry_05...sx.exe

windows7_x64

10

inquiry_05...sx.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    105s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:37

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General

  • Target

    inquiry_052019_list.xlsx.exe

  • Size

    399KB

  • MD5

    43728c30a355702a47c8189c08f84661

  • SHA1

    790873601f3d12522873f86ca1a87bf922f83205

  • SHA256

    cecdf155db1d228bc153ebe762d7970bd6a64e81cf5f977343f906a1e1d56e44

  • SHA512

    b2d0882d5392007364e5f605c405b98a375e34dec63be5d16d9fae374313336fa13edbb6b8894334afb409833ffc0dbbc9be3d7b4263bdf5b77dbff9f2182e1e

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    335410

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    335410

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 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.

    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 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\inquiry_052019_list.xlsx.exe
    "C:\Users\Admin\AppData\Local\Temp\inquiry_052019_list.xlsx.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3912
    • C:\Users\Admin\AppData\Local\Temp\inquiry_052019_list.xlsx.exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1448
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:4024

    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

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    Downloads

    • memory/1448-135-0x0000000000000000-mapping.dmp
      Download
    • memory/1448-136-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1448-137-0x0000000005690000-0x00000000056F6000-memory.dmp
      Filesize

      408KB

      Download
    • memory/1448-138-0x00000000063A0000-0x00000000063F0000-memory.dmp
      Filesize

      320KB

      Download
    • memory/3912-130-0x0000000000090000-0x00000000000FA000-memory.dmp
      Filesize

      424KB

      Download
    • memory/3912-131-0x0000000004FB0000-0x0000000005554000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/3912-132-0x0000000004AE0000-0x0000000004B72000-memory.dmp
      Filesize

      584KB

      Download
    • memory/3912-133-0x0000000004AB0000-0x0000000004ABA000-memory.dmp
      Filesize

      40KB

      Download
    • memory/3912-134-0x0000000008490000-0x000000000852C000-memory.dmp
      Filesize

      624KB

      Download
    • memory/4024-139-0x0000000000000000-mapping.dmp
      Download