Analysis

  • max time kernel
    147s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-05-2024 07:52

General

  • Target

    0deda404c17d8ea28089403f53e4ade4_JaffaCakes118.exe

  • Size

    939KB

  • MD5

    0deda404c17d8ea28089403f53e4ade4

  • SHA1

    0e6a4a0b652bb8dfb9024a14c53bf54118d18d1b

  • SHA256

    50268a0bf2f611895387a18f608dd3ade4d3022fd371a72512f9dcef8a7abcb1

  • SHA512

    0057ba55d96f2ca61fd4415b512f48d3822db2883b18f38c6f2329955f9a6f02babd61a05472782016a75c756b359132cec1f2187824e1fb4b67e6586c5b181c

  • SSDEEP

    12288:X+2cqiK+Kr8PNjpKJjqo5TQZyf7SBNiQb05gQMhMLhrTVjPsacrLCAg9epPT4I8A:XSQ7sNkj5Iig1a5TILCAOeN4xK

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

finlandmc.com:54984

127.0.0.1:54984

Mutex

b7c5d67b-f577-4d35-adc7-6994a8049b53

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-07-14T18:20:34.159605436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    54984

  • default_group

    Default

  • 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

    b7c5d67b-f577-4d35-adc7-6994a8049b53

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    finlandmc.com

  • 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.

  • Drops startup file 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0deda404c17d8ea28089403f53e4ade4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0deda404c17d8ea28089403f53e4ade4_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Drops startup file
      PID:968
    • C:\Users\Admin\AppData\Local\Temp\0deda404c17d8ea28089403f53e4ade4_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\0deda404c17d8ea28089403f53e4ade4_JaffaCakes118.exe"
      2⤵
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:3144

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/116-2-0x0000000002400000-0x0000000002412000-memory.dmp
    Filesize

    72KB

  • memory/116-1-0x0000000002400000-0x0000000002412000-memory.dmp
    Filesize

    72KB

  • memory/116-3-0x0000000002430000-0x0000000002431000-memory.dmp
    Filesize

    4KB

  • memory/116-0-0x0000000002160000-0x0000000002161000-memory.dmp
    Filesize

    4KB

  • memory/116-12-0x0000000000400000-0x00000000004F1000-memory.dmp
    Filesize

    964KB

  • memory/968-13-0x0000000000E30000-0x0000000000E31000-memory.dmp
    Filesize

    4KB

  • memory/3144-37-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-38-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-10-0x0000000000860000-0x000000000089A000-memory.dmp
    Filesize

    232KB

  • memory/3144-9-0x0000000000860000-0x000000000089A000-memory.dmp
    Filesize

    232KB

  • memory/3144-8-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/3144-6-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/3144-7-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/3144-24-0x0000000076CB0000-0x0000000076CB1000-memory.dmp
    Filesize

    4KB

  • memory/3144-25-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-27-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-28-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-32-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-31-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-35-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-34-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-33-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-30-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-29-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-4-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/3144-41-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-42-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-40-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-39-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-11-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/3144-43-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-44-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/3144-45-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-47-0x0000000076CB0000-0x0000000076CB1000-memory.dmp
    Filesize

    4KB

  • memory/3144-48-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-53-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-55-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-61-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-60-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-59-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-58-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-57-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-56-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-54-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-52-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-51-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-50-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-49-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-62-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-64-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB

  • memory/3144-63-0x0000000076C90000-0x0000000076D80000-memory.dmp
    Filesize

    960KB