Overview

overview

10

Static

static

10

b2865f0423...3a.exe

windows7-x64

10

b2865f0423...3a.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    b2865f04239ad453c02b1baa8aca4f44e9e5d3326c6915056781cea7c0bc733a.exe
  • Size 202KB
  • Sample240304-csbxyafd7s
  • SHA256 b2865f04239ad453c02b1baa8aca4f44e9e5d3326c6915056781cea7c0bc733a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
nanocore

Malware Config

Extracted

Family

  • nanocore

Version

  • 1.2.2.0

C2

  • 127.0.0.1:54984

Mutex

  • 4cd1b252-8891-4fef-bb08-47fa3797f12b

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2023-12-14T11:28:06.090759136Z

  • 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

    4cd1b252-8891-4fef-bb08-47fa3797f12b

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    127.0.0.1

  • 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 family
    nanocore
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • b2865f04239ad453c02b1baa8aca4f44e9e5d3326c6915056781cea7c0bc733a.exe
    .exe 202KB

b2865f04239ad453c02b1baa8aca4f44e9e5d3326c6915056781cea7c0bc733a.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 b2865f04239ad453c02b1baa8aca4f44e9e5d3326c6915056781cea7c0bc733a
  • MD5 SHA1 SHA512 SSDEEP
windows:4windowsx86arch:x86

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
124818
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE
PDB paths