Analysis

  • max time kernel
    95s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/08/2024, 01:59

General

  • Target

    ee556a159fee1cb48604262ca59aa12928567e78523eed65d31727094ff07925.exe

  • Size

    2.4MB

  • MD5

    6fc5dfa94c6baaf54e5413b643ae72e6

  • SHA1

    20325d4e07ddd04aba0eb6b6e426ab0ca1282420

  • SHA256

    ee556a159fee1cb48604262ca59aa12928567e78523eed65d31727094ff07925

  • SHA512

    246dfe7cb4894d7660092e31bcfcac891ba8247fec29d428987c6ec76c3ee199afce5e299f3b165f822e1a11c09b38b96dff8be9ae51cbe5abad8ba4781e7ee1

  • SSDEEP

    24576:Riz0986q7CoBef8hyCtHqYo2gYdoAwtkVxCW4LUYCSrQsi7RePq+ombS96QX2wr0:Uz090CyWlDM

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

indialongvenomminister01connection.myddns.rocks:54980

127.0.0.1:54980

Mutex

58756871-e9e1-493e-a6ce-7f49581f1d4d

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2024-03-15T14:21:19.534906136Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    54980

  • default_group

    IndiaHanger

  • 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

    58756871-e9e1-493e-a6ce-7f49581f1d4d

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    indialongvenomminister01connection.myddns.rocks

  • 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.

  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee556a159fee1cb48604262ca59aa12928567e78523eed65d31727094ff07925.exe
    "C:\Users\Admin\AppData\Local\Temp\ee556a159fee1cb48604262ca59aa12928567e78523eed65d31727094ff07925.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5016
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /release
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1616
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /release
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        PID:2028
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:2152
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /renew
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4788
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /renew
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        PID:2996

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2152-1049-0x0000000074930000-0x00000000750E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2152-1077-0x0000000074930000-0x00000000750E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2152-1076-0x0000000074930000-0x00000000750E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2152-1073-0x0000000006EE0000-0x0000000006F46000-memory.dmp

    Filesize

    408KB

  • memory/2152-1061-0x0000000006AC0000-0x0000000006ACC000-memory.dmp

    Filesize

    48KB

  • memory/2152-1063-0x0000000006B00000-0x0000000006B0E000-memory.dmp

    Filesize

    56KB

  • memory/2152-1064-0x0000000006B10000-0x0000000006B22000-memory.dmp

    Filesize

    72KB

  • memory/2152-1065-0x0000000006B20000-0x0000000006B2E000-memory.dmp

    Filesize

    56KB

  • memory/2152-1066-0x0000000006B30000-0x0000000006B3C000-memory.dmp

    Filesize

    48KB

  • memory/2152-1067-0x0000000006B40000-0x0000000006B54000-memory.dmp

    Filesize

    80KB

  • memory/2152-1068-0x0000000006B50000-0x0000000006B60000-memory.dmp

    Filesize

    64KB

  • memory/2152-1069-0x0000000006B70000-0x0000000006B84000-memory.dmp

    Filesize

    80KB

  • memory/2152-1071-0x0000000006BA0000-0x0000000006BCE000-memory.dmp

    Filesize

    184KB

  • memory/2152-1072-0x0000000006BD0000-0x0000000006BE4000-memory.dmp

    Filesize

    80KB

  • memory/2152-1070-0x0000000006B90000-0x0000000006B9E000-memory.dmp

    Filesize

    56KB

  • memory/2152-1062-0x0000000006AD0000-0x0000000006AEA000-memory.dmp

    Filesize

    104KB

  • memory/2152-1058-0x0000000006460000-0x000000000646A000-memory.dmp

    Filesize

    40KB

  • memory/2152-1057-0x00000000059C0000-0x00000000059DE000-memory.dmp

    Filesize

    120KB

  • memory/2152-1056-0x0000000005750000-0x000000000575A000-memory.dmp

    Filesize

    40KB

  • memory/2152-1054-0x00000000054A0000-0x00000000054AA000-memory.dmp

    Filesize

    40KB

  • memory/2152-1053-0x0000000074930000-0x00000000750E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2152-1052-0x0000000005580000-0x000000000561C000-memory.dmp

    Filesize

    624KB

  • memory/2152-1051-0x00000000054E0000-0x0000000005572000-memory.dmp

    Filesize

    584KB

  • memory/2152-1050-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/5016-32-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-16-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-6-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-4-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-60-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-58-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-52-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-50-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-40-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-28-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-26-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-3-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-1039-0x0000000074930000-0x00000000750E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5016-1040-0x0000000004FE0000-0x000000000505C000-memory.dmp

    Filesize

    496KB

  • memory/5016-1041-0x0000000005060000-0x00000000050AC000-memory.dmp

    Filesize

    304KB

  • memory/5016-1042-0x000000007493E000-0x000000007493F000-memory.dmp

    Filesize

    4KB

  • memory/5016-1043-0x0000000074930000-0x00000000750E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5016-1045-0x0000000004D80000-0x0000000004DD4000-memory.dmp

    Filesize

    336KB

  • memory/5016-1044-0x0000000006310000-0x00000000068B4000-memory.dmp

    Filesize

    5.6MB

  • memory/5016-12-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-14-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-8-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-20-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-22-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-24-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-30-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-0-0x000000007493E000-0x000000007493F000-memory.dmp

    Filesize

    4KB

  • memory/5016-34-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-36-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-38-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-42-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-44-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-46-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-48-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-54-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-56-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-62-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-64-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-66-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-18-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-10-0x0000000004E00000-0x0000000004EF6000-memory.dmp

    Filesize

    984KB

  • memory/5016-1075-0x0000000074930000-0x00000000750E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5016-2-0x0000000004E00000-0x0000000004EFC000-memory.dmp

    Filesize

    1008KB

  • memory/5016-1-0x00000000000C0000-0x000000000032E000-memory.dmp

    Filesize

    2.4MB