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Overview

overview

10

Static

static

3

4b92fdaa11...59.exe

windows7-x64

10

4b92fdaa11...59.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/09/2024, 21:02

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General

  • Target

    4b92fdaa113dac47177e66fc158ef7ba8d8e30604d2befaf93308289e8758559.exe

  • Size

    349KB

  • MD5

    090e974c7161cffe453d7b57b9023308

  • SHA1

    2ff3846c3800e0f729c30352f01a8b742b44569f

  • SHA256

    4b92fdaa113dac47177e66fc158ef7ba8d8e30604d2befaf93308289e8758559

  • SHA512

    930b42fa9668f0ea56194e5d3e1374fe6bdd70402f9ef0609fe2d4ba7912c105b4f6909d265ea5d2e9432a0f3531ef085f1bd3f3569236a58d691ea5dcf313c6

  • SSDEEP

    6144:FB1QKZaOpBjQepew/PjuGyFPr527Uf2u/jGw0qun597/QKjJ8zkjDpyAYpIq:FB1Q6rpr7MrswfLjGwW5xFdRyJpt

Score
10/10
nanocorediscoveryevasionkeyloggerpersistencespywarestealertrojan

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.

    keyloggertrojanstealerspywarenanocore
  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

    evasion
  • 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 18 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).

  • System Location Discovery: System Language Discovery 1 TTPs 40 IoCs

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

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

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Runs ping.exe 1 TTPs 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 35 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\4b92fdaa113dac47177e66fc158ef7ba8d8e30604d2befaf93308289e8758559.exe
    "C:\Users\Admin\AppData\Local\Temp\4b92fdaa113dac47177e66fc158ef7ba8d8e30604d2befaf93308289e8758559.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2024
    • 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:4856
    • 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:3044
    • 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:3944
    • 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:2440
    • 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:636
    • 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:1120
    • 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:2412
    • 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:4816
    • 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:2860
    • 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\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:2984
    • C:\Windows\SysWOW64\attrib.exe
      "C:\Windows\System32\attrib.exe" +s +h C:\Users\Admin\AppData\Local\Temp\4b92fdaa113dac47177e66fc158ef7ba8d8e30604d2befaf93308289e8758559.exe
      2⤵
      • Sets file to hidden
      • System Location Discovery: System Language Discovery
      • Views/modifies file attributes
      PID:1356
    • 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:4420
    • 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:1800
    • 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:4724
    • 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:1040
    • 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:2644
    • 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:1956
    • 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:4848
    • 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:4396
    • 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:1612
    • 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:2716
    • 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:2288
    • 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:3524
    • 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:4924
    • 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:3376
    • 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:1844
    • 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:2600
    • 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:1636
    • 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:5016
    • 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:4888
    • 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:4352
    • 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:4548
    • 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:3356
    • 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:3592
    • 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:3032
    • 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:1416

Network

MITRE ATT&CK Enterprise v15

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Downloads

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

    349KB

    MD5

    afdc9bc67929288fbc720dd366129967

    SHA1

    cd269c5bdda94be2f18f36b9054ad83e83978dc7

    SHA256

    75b8a2ada1452d01880956495283748f3368295387858cdcbbd05923a3b0197a

    SHA512

    e1a5616ee6251a14bbe0fadc3678ae13f74b95bc543ea1797afa707876c90e80fa064b9eb086b063326047253e31d6254d77b1fb0dea0c07772497710bc0e1b4

    Download Submit

  • memory/2024-0-0x0000000074822000-0x0000000074823000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2024-1-0x0000000074820000-0x0000000074DD1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2024-2-0x0000000074820000-0x0000000074DD1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2024-4-0x0000000074822000-0x0000000074823000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2024-5-0x0000000074820000-0x0000000074DD1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2984-6-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

    Download