Overview

overview

10

Static

static

Doc_0210_1...20.exe

windows7_x64

10

Doc_0210_1...20.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 11:02

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General

  • Target

    Doc_0210_10_07_2020.exe

  • Size

    812KB

  • MD5

    68ee59f932e6c609036437d1c052e884

  • SHA1

    7eb430a9d4d0d535ffd4907c83ac1619f40b6dbd

  • SHA256

    2555c6b4e0ce36a2851a552bfdea36410360e55a877ff6028458b14088062c37

  • SHA512

    a56549a823b416884310583f7a1af853c80a75c62c15e61ab9177b5f5be672e905954bb8bd77347ab041643cbc9f2a397e15a2e6d967a0239e2b0a98a9fee98b

Score
10/10
nanocoreevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

darlingtondc.hopto.org:1905

185.165.153.17:1905
Mutex

9ca847a1-73ff-4b6f-bbac-e86d31071270

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    185.165.153.17

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-04-19T00:49:06.806996136Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1905

  • 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

    9ca847a1-73ff-4b6f-bbac-e86d31071270

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    darlingtondc.hopto.org

  • 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.

    keyloggertrojanstealerspywarenanocore
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 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\Doc_0210_10_07_2020.exe
    "C:\Users\Admin\AppData\Local\Temp\Doc_0210_10_07_2020.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Users\Admin\AppData\Local\Temp\Doc_0210_10_07_2020.exe
      "C:\Users\Admin\AppData\Local\Temp\Doc_0210_10_07_2020.exe"
      2⤵
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1784
    • C:\Users\Admin\AppData\Local\Temp\Doc_0210_10_07_2020.exe
      "C:\Users\Admin\AppData\Local\Temp\Doc_0210_10_07_2020.exe" 2 1784 7081134
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:896

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/896-56-0x0000000000000000-mapping.dmp

    Download

  • memory/896-62-0x0000000000400000-0x00000000004D1000-memory.dmp

    Filesize

    836KB

    Download

  • memory/1516-54-0x00000000755A1000-0x00000000755A3000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1516-57-0x0000000000400000-0x00000000004D1000-memory.dmp

    Filesize

    836KB

    Download

  • memory/1784-55-0x000000000047D4B0-mapping.dmp

    Download

  • memory/1784-60-0x00000000004F0000-0x0000000000528000-memory.dmp

    Filesize

    224KB

    Download

  • memory/1784-59-0x00000000004F0000-0x0000000000528000-memory.dmp

    Filesize

    224KB

    Download

  • memory/1784-63-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

    Download