Overview

overview

10

Static

static

10

8d48ebb0fa...43.exe

windows7_x64

10

8d48ebb0fa...43.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    146s
  • max time network
    174s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 05:38

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General

  • Target

    8d48ebb0fa647bebb42025288e3a64a6e15114fa4bb9b47ed52c9d3bbf722d43.exe

  • Size

    338KB

  • MD5

    02f3bc80226b4f83fc1834b48006f8f2

  • SHA1

    0eb16d508e605a89a66891b3123972dcd06197d8

  • SHA256

    8d48ebb0fa647bebb42025288e3a64a6e15114fa4bb9b47ed52c9d3bbf722d43

  • SHA512

    f8bd2bbb1cccdea74eed30d661f66512d0467ba22aef776099ff05ef18b2701cf69a41d550aa04fbe1c824a533b34f27d0ba1333e210620a9429d2c60b5aef38

Score
10/10
agentteslacollectionevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    908070bl

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • UAC bypass 3 TTPs 1 IoCs
    evasiontrojan
  • AgentTesla Payload 1 IoCs
  • Disables Task Manager via registry modification
    evasion
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
    evasiontrojan
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8d48ebb0fa647bebb42025288e3a64a6e15114fa4bb9b47ed52c9d3bbf722d43.exe
    "C:\Users\Admin\AppData\Local\Temp\8d48ebb0fa647bebb42025288e3a64a6e15114fa4bb9b47ed52c9d3bbf722d43.exe"
    1⤵
    • UAC bypass
    • Accesses Microsoft Outlook profiles
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    • outlook_office_path
    • outlook_win_path
    PID:1432
    • C:\Windows\SysWOW64\REG.exe
      REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
      2⤵
      • Modifies registry key
      PID:1384

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1432-54-0x0000000000D80000-0x0000000000DDA000-memory.dmp

    Filesize

    360KB

    Download

  • memory/1432-55-0x0000000076461000-0x0000000076463000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1432-57-0x0000000000200000-0x000000000020A000-memory.dmp

    Filesize

    40KB

    Download