Overview

overview

10

Static

static

9174832 Invoice.exe

windows7_x64

10

9174832 Invoice.exe

windows10_x64

10

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    24/06/2020, 15:05

Sharing

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General

  • Target
    9174832 Invoice.exe
  • Size 1.3MB
  • Sample200624-erm54jhz2a
  • SHA256 15d88e59e80b15ed7b24ffd1a496ff718b76a6a7d06cc2be0d1f91e460871c12
  • MD5 SHA1 SHA512
Score
10/10
evasiontrojankeyloggerstealerspywarenanocore

Malware Config

Extracted

Family

  • nanocore

Version

  • 1.2.2.0

C2

  • omojune.duckdns.org:8090

Mutex

  • dcf5c8b2-cf5c-4745-a999-a029dd2150f1

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    omojune.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-03-25T16:41:24.051441936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    8090

  • default_group

    omo june

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    dcf5c8b2-cf5c-4745-a999-a029dd2150f1

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    omojune.duckdns.org

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    true

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Signatures

  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 27 IoCs
  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

    keyloggertrojanstealerspywarenanocore
  • Drops startup file 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan

Processes

  • C:\Users\Admin\AppData\Local\Temp\9174832 Invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\9174832 Invoice.exe"
    1⤵
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: EnumeratesProcesses
    • Drops startup file
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetThreadContext
    PID:652
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Checks whether UAC is enabled
      PID:2588

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/2588-0-0x0000000000400000-0x0000000000438000-memory.dmp
        Download