Overview

overview

10

Static

static

Proof of p...pg.scr

windows7_x64

10

Proof of p...pg.scr

windows10_x64

10

Analysis

  • max time kernel
    80s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    12-10-2021 12:54

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General

  • Target

    Proof of payment.jpg.scr

  • Size

    670KB

  • MD5

    f16a886b0c04454901ac6d0923297c0e

  • SHA1

    47ed9cbe0c0430444ffd842a231c06a258fe6a5d

  • SHA256

    9f4c690fdf0c329b419eb7cbf02c874dd7be5ec7bb3585a0c94a0aba266604d4

  • SHA512

    e60a04f86083603cac82f970552c0031fd52a9cbc7293ba873427d45fbedfeb13284126bf28eb01692b9c4da81b26d9146db7c9f6630a2455e9f32d15183caeb

Score
10/10
nanocorekeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

harold.accesscam.org:6051

harold.2waky.com:6051
Mutex

ed2d5ce0-ca4d-4264-be01-91a018d59d09

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    harold.2waky.com

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2019-07-13T12:05:45.695760236Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    6051

  • default_group

    INV TO BID

  • 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

    ed2d5ce0-ca4d-4264-be01-91a018d59d09

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    harold.accesscam.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
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Proof of payment.jpg.scr
    "C:\Users\Admin\AppData\Local\Temp\Proof of payment.jpg.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eoPqnTxJGg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2A77.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3516
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
      2⤵
        PID:3964
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:1940

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1940-117-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

      Download

    • memory/1940-118-0x000000000041E792-mapping.dmp

      Download

    • memory/1940-119-0x0000000001420000-0x0000000001421000-memory.dmp

      Filesize

      4KB

      Download

    • memory/1940-120-0x0000000001421000-0x0000000001422000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2412-115-0x0000000001270000-0x00000000013BA000-memory.dmp

      Filesize

      1.3MB

      Download

    • memory/3516-116-0x0000000000000000-mapping.dmp

      Download