Overview

overview

10

Static

static

5

9170b9254f...82.exe

windows7-x64

10

9170b9254f...82.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2022 16:40

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General

  • Target

    9170b9254f776f738f3d60ac0c9abf0ad56927fbf81a1d2d1f8a073d4be36782.exe

  • Size

    1.2MB

  • MD5

    dd57ef935184a6393fb15db5004539cb

  • SHA1

    f8e581d391bf23f1a4ced051e4ac6389e8ad6824

  • SHA256

    9170b9254f776f738f3d60ac0c9abf0ad56927fbf81a1d2d1f8a073d4be36782

  • SHA512

    7b0a7e9c4bd757ef766d8707f55e538a0d8778853f25a814e8cd2baba5e21b61242ed54951bac2165bb126241ccae98128a718fe2edc9bd318bdbe37fd9990f7

  • SSDEEP

    24576:aAHnh+eWsN3skA4RV1Hom2KXMmHaGJ0Z1fCkR8N4+yb0o0xYazyXOBjqC5:th+ZkldoPK8YaGJ0Z1fCsiRxYaGXIL

Score
10/10
nanocorekeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

etoiilefiiilante.duckdns.org:47581

127.0.0.1:47581
Mutex

8c84ec58-45cf-4ea1-a15b-26448f6f22f6

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2019-04-28T04:47:06.766913236Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    47581

  • default_group

    POSEIDON

  • 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

    8c84ec58-45cf-4ea1-a15b-26448f6f22f6

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    etoiilefiiilante.duckdns.org

  • primary_dns_server

    8.8.8.8

  • 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

Signatures

  • NanoCore

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

    keyloggertrojanstealerspywarenanocore
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9170b9254f776f738f3d60ac0c9abf0ad56927fbf81a1d2d1f8a073d4be36782.exe
    "C:\Users\Admin\AppData\Local\Temp\9170b9254f776f738f3d60ac0c9abf0ad56927fbf81a1d2d1f8a073d4be36782.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:540
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1756

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1756-132-0x0000000000000000-mapping.dmp
    Download
  • memory/1756-133-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/1756-138-0x0000000005BA0000-0x0000000006144000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/1756-139-0x00000000056D0000-0x0000000005762000-memory.dmp
    Filesize

    584KB

    Download
  • memory/1756-140-0x0000000005810000-0x00000000058AC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/1756-141-0x00000000056C0000-0x00000000056CA000-memory.dmp
    Filesize

    40KB

    Download