Overview

overview

10

Static

static

SecuriteIn...85.exe

windows7-x64

10

SecuriteIn...85.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2022, 02:57

Sharing

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General

  • Target
    SecuriteInfo.com.Win32.RATX-gen.23573.27985.exe
  • Size 1.1MB
  • Sample221107-dfk6hsdhf3
  • SHA256 3e66205da93cbecb845fd2d10178d666972f96b267d339d63a4b6568dd212ff7
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
nanocoreevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

  • nanocore

Version

  • 1.2.2.0

C2

  • deranano.ddns.net:1010

  • 80.76.51.109:1010

Mutex

  • 08765466-ad1b-454f-af1f-45839cebf1d5

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    80.76.51.109

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2022-07-31T15:53:28.385104436Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1010

  • default_group

    Default

  • 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

    08765466-ad1b-454f-af1f-45839cebf1d5

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    deranano.ddns.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Signatures

  • NanoCore

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

    keyloggertrojanstealerspywarenanocore
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 3 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.23573.27985.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.23573.27985.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1404
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\usfIcXfwgK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDDA3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3928
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.23573.27985.exe
      "{path}"
      2⤵
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4632
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /create /f /tn "DDP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE1AA.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:2112
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /create /f /tn "DDP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE219.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:3552

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        SecuriteInfo.com.Win32.RATX-gen.23573.27985.exe.log
        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.RATX-gen.23573.27985.exe.log
        • Size 1KB
        • SHA256 b094cb1ef7da4d1a6ed0b9dc687619033e44b960f4be00652a46fe945398bc09
        • MD5 SHA1 SHA512
        Submit Download

        tmpDDA3.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\tmpDDA3.tmp
        • Size 1KB
        • SHA256 7d417bcde048657d7a70d38df2745f4b0a774ec74b9040e2e9b4301da4b32ae2
        • MD5 SHA1 SHA512
        Submit Download

        tmpE1AA.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\tmpE1AA.tmp
        • Size 1KB
        • SHA256 f77a9f960cecc28ffa75561311d0d4cff152101e3628d6a0bf8575c0ef5be30c
        • MD5 SHA1 SHA512
        Submit Download

        tmpE219.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\tmpE219.tmp
        • Size 1KB
        • SHA256 7aba66abbcb0b13455609174db23aed495a9adbef0e0acd28baa9c92445eda68
        • MD5 SHA1 SHA512
        Submit Download

        memory/1404-135-0x0000000005AE0000-0x0000000005B7C000-memory.dmp
        Download

        memory/1404-136-0x0000000005A90000-0x0000000005A9A000-memory.dmp
        Download

        memory/1404-134-0x00000000059A0000-0x0000000005A32000-memory.dmp
        Download

        memory/1404-132-0x0000000000EF0000-0x000000000101A000-memory.dmp
        Download

        memory/1404-133-0x0000000005EB0000-0x0000000006454000-memory.dmp
        Download

        memory/4632-140-0x0000000000400000-0x0000000000438000-memory.dmp
        Download

        memory/4632-146-0x00000000072F0000-0x0000000007356000-memory.dmp
        Download