Overview

overview

10

Static

static

POEA-MANNI...DF.exe

windows7_x64

10

POEA-MANNI...DF.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    17/08/2020, 06:43

Sharing

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General

  • Target
    POEA-MANNING ADVISORY 2020-56.PDF.exe
  • Size 1.1MB
  • Sample200817-wtcdwrdxra
  • SHA256 62a7f441ba21aaa568fe700029fa32d6dd7eeb2ed0a7f7259a680f2aae65ee31
  • MD5 SHA1 SHA512
Score
10/10
persistencekeyloggertrojanstealerspywarenanocoreevasion

Malware Config

Extracted

Family

  • nanocore

Version

  • 1.2.2.0

C2

  • alhabib4rec.freeddns.org:54985

  • alhabib4rec.ddns.net:54985

Mutex

  • 241aa85d-c14f-4ebb-875d-fb86e35e90ef

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    alhabib4rec.ddns.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-05-22T04:20:45.642519636Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTE2Ij8+DQo8VGFzayB2ZXJzaW9uPSIxLjIiIHhtbG5zPSJodHRwOi8vc2NoZW1hcy5taWNyb3NvZnQuY29tL3dpbmRvd3MvMjAwNC8wMi9taXQvdGFzayI+DQogIDxSZWdpc3RyYXRpb25JbmZvIC8+DQogIDxUcmlnZ2VycyAvPg0KICA8UHJpbmNpcGFscz4NCiAgICA8UHJpbmNpcGFsIGlkPSJBdXRob3IiPg0KICAgICAgPExvZ29uVHlwZT5JbnRlcmFjdGl2ZVRva2VuPC9Mb2dvblR5cGU+DQogICAgICA8UnVuTGV2ZWw+SGlnaGVzdEF2YWlsYWJsZTwvUnVuTGV2ZWw+DQogICAgPC9QcmluY2lwYWw+DQogIDwvUHJpbmNpcGFscz4NCiAgPFNldHRpbmdzPg0KICAgIDxNdWx0aXBsZUluc3RhbmNlc1BvbGljeT5QYXJhbGxlbDwvTXVsdGlwbGVJbnN0YW5jZXNQb2xpY3k+DQogICAgPERpc2FsbG93U3RhcnRJZk9uQmF0dGVyaWVzPmZhbHNlPC9EaXNhbGxvd1N0YXJ0SWZPbkJhdHRlcmllcz4NCiAgICA8U3RvcElmR29pbmdPbkJhdHRlcmllcz5mYWxzZTwvU3RvcElmR29pbmdPbkJhdHRlcmllcz4NCiAgICA8QWxsb3dIYXJkVGVybWluYXRlPnRydWU8L0FsbG93SGFyZFRlcm1pbmF0ZT4NCiAgICA8U3RhcnRXaGVuQXZhaWxhYmxlPmZhbHNlPC9TdGFydFdoZW5BdmFpbGFibGU+DQogICAgPFJ1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+ZmFsc2U8L1J1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+DQogICAgPElkbGVTZXR0aW5ncz4NCiAgICAgIDxTdG9wT25JZGxlRW5kPmZhbHNlPC9TdG9wT25JZGxlRW5kPg0KICAgICAgPFJlc3RhcnRPbklkbGU+ZmFsc2U8L1Jlc3RhcnRPbklkbGU+DQogICAgPC9JZGxlU2V0dGluZ3M+DQogICAgPEFsbG93U3RhcnRPbkRlbWFuZD50cnVlPC9BbGxvd1N0YXJ0T25EZW1hbmQ+DQogICAgPEVuYWJsZWQ+dHJ1ZTwvRW5hYmxlZD4NCiAgICA8SGlkZGVuPmZhbHNlPC9IaWRkZW4+DQogICAgPFJ1bk9ubHlJZklkbGU+ZmFsc2U8L1J1bk9ubHlJZklkbGU+DQogICAgPFdha2VUb1J1bj5mYWxzZTwvV2FrZVRvUnVuPg0KICAgIDxFeGVjdXRpb25UaW1lTGltaXQ+UFQwUzwvRXhlY3V0aW9uVGltZUxpbWl0Pg0KICAgIDxQcmlvcml0eT40PC9Qcmlvcml0eT4NCiAgPC9TZXR0aW5ncz4NCiAgPEFjdGlvbnMgQ29udGV4dD0iQXV0aG9yIj4NCiAgICA8RXhlYz4NCiAgICAgIDxDb21tYW5kPiIjRVhFQ1VUQUJMRVBBVEgiPC9Db21tYW5kPg0KICAgICAgPEFyZ3VtZW50cz4kKEFyZzApPC9Bcmd1bWVudHM+DQogICAgPC9FeGVjPg0KICA8L0FjdGlvbnM+DQo8L1Rhc2s+

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    54985

  • default_group

    AUGUST-LOGS

  • 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

    241aa85d-c14f-4ebb-875d-fb86e35e90ef

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    alhabib4rec.freeddns.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

  • NanoCore

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

    keyloggertrojanstealerspywarenanocore
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of SetThreadContext 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious behavior: EnumeratesProcesses 147 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\POEA-MANNING ADVISORY 2020-56.PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\POEA-MANNING ADVISORY 2020-56.PDF.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:336
    • C:\Users\Admin\29636000\sfoioh.pif
      "C:\Users\Admin\29636000\sfoioh.pif" eqhp.lxk
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1032
      • C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
        3⤵
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1684
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks.exe" /create /f /tn "SCSI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA90A.tmp"
          4⤵
          • Creates scheduled task(s)
          PID:1856

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1684-26-0x00000000026C0000-0x00000000026CC000-memory.dmp
        Download

        memory/1684-25-0x0000000002660000-0x0000000002666000-memory.dmp
        Download

        memory/1684-12-0x00000000002B0000-0x00000000008BB000-memory.dmp
        Download

        memory/1684-15-0x0000000073910000-0x0000000073FFE000-memory.dmp
        Download

        memory/1684-34-0x00000000048C0000-0x00000000048CF000-memory.dmp
        Download

        memory/1684-20-0x0000000002480000-0x0000000002485000-memory.dmp
        Download

        memory/1684-21-0x0000000002560000-0x0000000002579000-memory.dmp
        Download

        memory/1684-22-0x0000000002510000-0x0000000002513000-memory.dmp
        Download

        memory/1684-23-0x0000000002620000-0x000000000262D000-memory.dmp
        Download

        memory/1684-24-0x0000000002630000-0x0000000002645000-memory.dmp
        Download

        memory/1684-13-0x00000000002B0000-0x00000000008BB000-memory.dmp
        Download

        memory/1684-9-0x00000000002B0000-0x00000000008BB000-memory.dmp
        Download

        memory/1684-27-0x00000000047D0000-0x00000000047D6000-memory.dmp
        Download

        memory/1684-28-0x00000000047E0000-0x00000000047E7000-memory.dmp
        Download

        memory/1684-29-0x00000000047F0000-0x00000000047FD000-memory.dmp
        Download

        memory/1684-30-0x0000000004800000-0x0000000004809000-memory.dmp
        Download

        memory/1684-31-0x0000000004850000-0x000000000485F000-memory.dmp
        Download

        memory/1684-32-0x0000000004860000-0x000000000486A000-memory.dmp
        Download

        memory/1684-33-0x0000000005200000-0x0000000005229000-memory.dmp
        Download