Overview

overview

10

Static

static

449818166_...on.exe

windows7_x64

10

449818166_...on.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    21/07/2020, 18:48

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General

  • Target
    449818166_Invoice_Confirmation.exe
  • Size 379KB
  • Sample200721-41gac2llan
  • SHA256 37bddf42525de673f8c88355875c5bed4035d5c5100ebece7c3aae162d3ba68f
  • MD5 SHA1 SHA512
Score
10/10
keyloggertrojanstealerspywarenanocoreevasion

Malware Config

Extracted

Family

  • nanocore

Version

  • 1.2.2.0

C2

  • netccwomo.duckdns.org:9090

Mutex

  • aca6b6c5-7baa-4946-a12a-593d7d8be7b5

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    netccwomo.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-04-12T15:18:35.106129436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    9090

  • default_group

    july

  • 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

    aca6b6c5-7baa-4946-a12a-593d7d8be7b5

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    netccwomo.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 AdjustPrivilegeToken 14 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Drops startup file 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of WriteProcessMemory 191 IoCs
  • Suspicious behavior: MapViewOfSection 18 IoCs
  • Suspicious use of SetThreadContext 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 9778 IoCs
  • NanoCore

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

    keyloggertrojanstealerspywarenanocore

Processes

  • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
    "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    PID:1360
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1480
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
          PID:1508
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious behavior: GetForegroundWindowSpam
          • Checks whether UAC is enabled
          PID:324
        • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
          "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          • Drops startup file
          • Suspicious use of WriteProcessMemory
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of SetThreadContext
          PID:744
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            3⤵
              PID:1816
            • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
              "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
              3⤵
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of SetThreadContext
              PID:1852
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                4⤵
                  PID:1632
                • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                  "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                  4⤵
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  • Suspicious behavior: MapViewOfSection
                  • Suspicious use of SetThreadContext
                  PID:1932
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                    5⤵
                      PID:1956
                    • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                      "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                      5⤵
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      • Suspicious behavior: MapViewOfSection
                      • Suspicious use of SetThreadContext
                      PID:1096
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                        6⤵
                          PID:1580
                        • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                          "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                          6⤵
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious behavior: MapViewOfSection
                          • Suspicious use of SetThreadContext
                          PID:896
                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                            7⤵
                              PID:1308
                            • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                              "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                              7⤵
                              • Suspicious use of AdjustPrivilegeToken
                              • Suspicious behavior: MapViewOfSection
                              • Suspicious use of SetThreadContext
                              PID:1848
                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                8⤵
                                  PID:1844
                                • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                                  "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                                  8⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  • Suspicious behavior: MapViewOfSection
                                  • Suspicious use of SetThreadContext
                                  PID:1360
                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                    9⤵
                                      PID:1988
                                    • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                                      "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                                      9⤵
                                      • Suspicious use of AdjustPrivilegeToken
                                      • Suspicious behavior: MapViewOfSection
                                      • Suspicious use of SetThreadContext
                                      PID:744
                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                        10⤵
                                          PID:1476
                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                          10⤵
                                            PID:1992
                                          • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                                            "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                                            10⤵
                                            • Suspicious use of AdjustPrivilegeToken
                                            • Suspicious behavior: MapViewOfSection
                                            • Suspicious use of SetThreadContext
                                            PID:1756
                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                              11⤵
                                                PID:520
                                              • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                                                "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                                                11⤵
                                                • Suspicious use of AdjustPrivilegeToken
                                                • Suspicious behavior: MapViewOfSection
                                                • Suspicious use of SetThreadContext
                                                PID:1576
                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                                  12⤵
                                                    PID:1496
                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                                    12⤵
                                                      PID:1540
                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                                      12⤵
                                                        PID:1840
                                                      • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                                                        12⤵
                                                        • Suspicious use of AdjustPrivilegeToken
                                                        • Suspicious behavior: MapViewOfSection
                                                        • Suspicious use of SetThreadContext
                                                        PID:2020
                                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                                          13⤵
                                                            PID:1424
                                                          • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                                                            "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                                                            13⤵
                                                            • Suspicious use of AdjustPrivilegeToken
                                                            • Suspicious behavior: MapViewOfSection
                                                            • Suspicious use of SetThreadContext
                                                            PID:984
                                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                                                              14⤵
                                                                PID:1632
                                                              • C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe
                                                                "C:\Users\Admin\AppData\Local\Temp\449818166_Invoice_Confirmation.exe"
                                                                14⤵
                                                                  PID:2012

                                      Network

                                            MITRE ATT&CK Enterprise v6

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                                            Downloads

                                            memory/324-2-0x0000000000400000-0x0000000000438000-memory.dmp
                                            Download

                                            memory/324-3-0x0000000000400000-0x0000000000438000-memory.dmp
                                            Download

                                            memory/324-0-0x0000000000400000-0x0000000000438000-memory.dmp
                                            Download