General

  • Target

    2b66ca254c7c9100343699af457f9d81_JaffaCakes118

  • Size

    17.0MB

  • Sample

    241009-fsqmwa1dnl

  • MD5

    2b66ca254c7c9100343699af457f9d81

  • SHA1

    36a13e65f57b4ed2f515e752f7ab29b68aa341c7

  • SHA256

    1fd3e2f6d6e9166cba0086664635f86ba4b4aaf1277a853cf718f6f24d672d6d

  • SHA512

    4ad6155146eecfcc5f2638772444056ed2c7ebd6867711be66cab87c3156820ce1bb179b96762ae2db3bb98fca16c0daab5e5dc9da294cb3963cd2ba3151ec85

  • SSDEEP

    393216:UHNOPJo4+k2Br1BMgUD6okK/o4CgMi4GZfT2qZV5:UtOdB2B0gmNkK/Zv4GZPV

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

http://klkjwre77638dfqwieuoi888.info/

Extracted

Family

nanocore

Version

1.2.2.0

C2

hitexe.endofinternet.net:33045

Mutex

f6e3cbdc-25fe-4e6f-9495-3c5a40bf4ed0

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-12-29T23:08:57.329436536Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    33045

  • 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

    f6e3cbdc-25fe-4e6f-9495-3c5a40bf4ed0

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    hitexe.endofinternet.net

  • 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

Targets

    • Target

      2b66ca254c7c9100343699af457f9d81_JaffaCakes118

    • Size

      17.0MB

    • MD5

      2b66ca254c7c9100343699af457f9d81

    • SHA1

      36a13e65f57b4ed2f515e752f7ab29b68aa341c7

    • SHA256

      1fd3e2f6d6e9166cba0086664635f86ba4b4aaf1277a853cf718f6f24d672d6d

    • SHA512

      4ad6155146eecfcc5f2638772444056ed2c7ebd6867711be66cab87c3156820ce1bb179b96762ae2db3bb98fca16c0daab5e5dc9da294cb3963cd2ba3151ec85

    • SSDEEP

      393216:UHNOPJo4+k2Br1BMgUD6okK/o4CgMi4GZfT2qZV5:UtOdB2B0gmNkK/Zv4GZPV

    • Modifies firewall policy service

    • NanoCore

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

    • Sality

      Sality is backdoor written in C++, first discovered in 2003.

    • UAC bypass

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks