Overview

overview

10

Static

static

3

53b6adccfa...18.exe

windows7-x64

10

53b6adccfa...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    53b6adccfa92bc14352aec7289ab2950_JaffaCakes118

  • Size

    852KB

  • Sample

    240518-js5nksaf6w

  • MD5

    53b6adccfa92bc14352aec7289ab2950

  • SHA1

    6067cca668cfb9ac87441cf0156af321202f2d04

  • SHA256

    c5fa6b9642b737e1318245b039002b26141092ca9d055bc99f9250c1ea91b966

  • SHA512

    883965f9d5aff1f8b137b063e7fc6e978ba8805bb4769d112a87d04c4858f2e1e397da19884a45b0723671357484b781dc2be2f294838d30a717a3f74afde5f3

  • SSDEEP

    24576:L2O/GlmnhDKoc9JT3Q0cKvkw7+2qJ787g6zwm4m53Sb2n:P5KRT3Q0cKvkwS2Q785kFm53Syn

Score
10/10
nanocorekeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

154.16.63.21:8777

Mutex

e8ddcb63-1ab8-4f2b-8233-40ab2aa77e6c

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    154.16.63.21

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2017-01-13T08:26:18.817282736Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    8777

  • default_group

    uk

  • 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

    e8ddcb63-1ab8-4f2b-8233-40ab2aa77e6c

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    154.16.63.21

  • primary_dns_server

  • 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

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      53b6adccfa92bc14352aec7289ab2950_JaffaCakes118

    • Size

      852KB

    • MD5

      53b6adccfa92bc14352aec7289ab2950

    • SHA1

      6067cca668cfb9ac87441cf0156af321202f2d04

    • SHA256

      c5fa6b9642b737e1318245b039002b26141092ca9d055bc99f9250c1ea91b966

    • SHA512

      883965f9d5aff1f8b137b063e7fc6e978ba8805bb4769d112a87d04c4858f2e1e397da19884a45b0723671357484b781dc2be2f294838d30a717a3f74afde5f3

    • SSDEEP

      24576:L2O/GlmnhDKoc9JT3Q0cKvkw7+2qJ787g6zwm4m53Sb2n:P5KRT3Q0cKvkwS2Q785kFm53Syn

    Score
    10/10
    nanocorekeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks