Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2024 00:38

General

  • Target

    9acfb3af96460e4e7ec03253797f4133b1e81b03776d98e6798c5c0d8da5b630.exe

  • Size

    349KB

  • MD5

    2ad76e72bdb6bebcb91aa746982cf911

  • SHA1

    ee24fa758179a2c93276ebcbef4be035e9c0c295

  • SHA256

    9acfb3af96460e4e7ec03253797f4133b1e81b03776d98e6798c5c0d8da5b630

  • SHA512

    c30e4de0452f5d2f91fd3ee0c35d82f48fde1bb205f6810886cdeecf599ce4d3888a341feccd779d97a8d077d587f1d97c9ff18750d3f029e2d1e64d2da5b574

  • SSDEEP

    6144:FB1QKZaOpBjQepew/PjuGyFPr527Uf2u/jGw0qun597/QKjJ8zkjDpyAYpII:FB1Q6rpr7MrswfLjGwW5xFdRyJp/

Malware Config

Extracted

Family

nanocore

Version

1.2.2.2

C2

bemery2.no-ip.biz:57628

127.0.0.1:57628

Mutex

997af15f-5576-4030-975c-eb3264fb6789

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2015-04-23T21:31:33.540664436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    57628

  • default_group

    grace

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+08

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+09

  • mutex

    997af15f-5576-4030-975c-eb3264fb6789

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    bemery2.no-ip.biz

  • 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

    1.2.2.2

  • wan_timeout

    8000

Signatures

  • NanoCore

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

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Adds Run key to start application 2 TTPs 19 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 42 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 20 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 37 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9acfb3af96460e4e7ec03253797f4133b1e81b03776d98e6798c5c0d8da5b630.exe
    "C:\Users\Admin\AppData\Local\Temp\9acfb3af96460e4e7ec03253797f4133b1e81b03776d98e6798c5c0d8da5b630.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2940
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2852
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:640
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1184
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1624
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1640
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1888
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1892
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2728
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2076
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1124
    • C:\Windows\SysWOW64\attrib.exe
      "C:\Windows\System32\attrib.exe" +s +h C:\Users\Admin\AppData\Local\Temp\9acfb3af96460e4e7ec03253797f4133b1e81b03776d98e6798c5c0d8da5b630.exe
      2⤵
      • Sets file to hidden
      • System Location Discovery: System Language Discovery
      • Views/modifies file attributes
      PID:2476
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2836
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2496
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2368
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:692
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2688
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2204
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:108
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1716
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1004
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1748
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1592
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2952
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2856
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2588
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2708
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:3040
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:940
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2380
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1808
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1380
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1208
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:364
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2060
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:900
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1480
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2636
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1780
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Google Chrome" /t REG_SZ /F /D "C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:948
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\DV.png

    Filesize

    100KB

    MD5

    85aa412748cec606260dfc07a2ba0493

    SHA1

    b1604d7f6a3bea2c716137e93c1b3206e4581595

    SHA256

    603e434580ef4df688fa85fa8b0bd552fcc06fa7882c1d2789c8c52bce87752f

    SHA512

    98ffc0676b705619d6fb206459c69cc73de285661971d43311e770898a474c2169749357c3126415f17a19e711badfe0fbbb98f056af8cf99cc6eaad7629a71a

  • C:\Users\Admin\AppData\Roaming\subfolder\chrome.exe.exe

    Filesize

    349KB

    MD5

    e20f583baa7921efac4e390080046e78

    SHA1

    70d878121e02ea0de374aac98e7c971491db5595

    SHA256

    ca2375137d2cfa879344618abbd6c66471db52e10e6fa5b199f1d4f73186d94c

    SHA512

    dcb3cb3f638e998b75217cd2b2cdc65edcf4de578aaf593662adfac67696e1a2e36713a059363bf4a726a9c8152d00a01ea2a4d678428897906a6c801dfc563f

  • memory/1124-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1124-17-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1124-12-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1124-14-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1124-8-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1124-10-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1124-18-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1124-19-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2972-5-0x0000000000220000-0x0000000000222000-memory.dmp

    Filesize

    8KB

  • memory/3064-7-0x0000000074E80000-0x000000007542B000-memory.dmp

    Filesize

    5.7MB

  • memory/3064-0-0x0000000074E81000-0x0000000074E82000-memory.dmp

    Filesize

    4KB

  • memory/3064-2-0x0000000074E80000-0x000000007542B000-memory.dmp

    Filesize

    5.7MB

  • memory/3064-4-0x0000000004E30000-0x0000000004E32000-memory.dmp

    Filesize

    8KB

  • memory/3064-1-0x0000000074E80000-0x000000007542B000-memory.dmp

    Filesize

    5.7MB