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Overview

overview

10

Static

static

Invoice#441098.exe

windows7_x64

10

Invoice#441098.exe

windows10_x64

10

Analysis

  • max time kernel
    126s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    07/07/2020, 05:44

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General

  • Target

    Invoice#441098.exe

  • Size

    491KB

  • MD5

    b3dd5f1333d92f98738eaaad8b0c4c22

  • SHA1

    c2a8491a8840c92d7725c41c104cbed97900a850

  • SHA256

    e50f294da86ca74a28ab00ef44e48d7c0374f4a33e2ed436f9a4ed4e6a01e9b9

  • SHA512

    a10eec0107a44e5c46cecb4ea7cb5dcd84041ccf73c1197b7010b93e301c4d25ee0e61cc279a512f675d5c9025da6b6004f4596837b57b7088fe8c92b98e152b

Score
10/10
evasiontrojankeyloggerstealerspywarenanocore

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

u852121.nvpn.to:3410

Mutex

6600ee3d-9113-495f-9807-2cbadaeabc68

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    u852121.nvpn.to

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-03-29T22:15:11.322294736Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    3410

  • default_group

    usp

  • 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

    6600ee3d-9113-495f-9807-2cbadaeabc68

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    u852121.nvpn.to

  • 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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • NanoCore

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

    keyloggertrojanstealerspywarenanocore
  • Suspicious use of WriteProcessMemory 11 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Invoice#441098.exe
    "C:\Users\Admin\AppData\Local\Temp\Invoice#441098.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:3832
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TRfXcfvYc" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA4D6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1440
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Checks whether UAC is enabled
      • Suspicious use of AdjustPrivilegeToken
      PID:3840

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3840-2-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

    Download