Overview

overview

10

Static

static

RFQ - samp...10.exe

windows7_x64

10

RFQ - samp...10.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    173s
  • max time network
    211s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 02:17

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General

  • Target

    RFQ - sample & specification_#R2100131410.exe

  • Size

    510KB

  • MD5

    ad0044dc21c79a4ff11f069ddc41dce7

  • SHA1

    c09ddf327210cfcdd1a3d5d39fd36dfdf79d9b56

  • SHA256

    80f6bea4ffb5f80f64b9b23b96e6ba3e3d7d5eaf1bc8bf3ea1966a6d4469c648

  • SHA512

    cc94a200fba1c8aa36cff686e40138e7753fe1b9331f0085362e48a93bb807fccc1d00fe3ab7a3143abafa8b53d8645f903d2baa8da9a2c6992b09f47c41018c

Score
10/10
nanocoreevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

billion1920.duckdns.org:56372

91.192.100.25:56372
Mutex

aa99d9f5-5722-4e07-9fc2-f779c77bfa3a

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    91.192.100.25

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-05-08T16:56:13.298869536Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    56372

  • default_group

    7/27 1billion

  • 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

    aa99d9f5-5722-4e07-9fc2-f779c77bfa3a

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    billion1920.duckdns.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
  • 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 7 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ - sample & specification_#R2100131410.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ - sample & specification_#R2100131410.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE12C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2024
    • C:\Users\Admin\AppData\Local\Temp\RFQ - sample & specification_#R2100131410.exe
      "{path}"
      2⤵
        PID:2008
      • C:\Users\Admin\AppData\Local\Temp\RFQ - sample & specification_#R2100131410.exe
        "{path}"
        2⤵
          PID:608
        • C:\Users\Admin\AppData\Local\Temp\RFQ - sample & specification_#R2100131410.exe
          "{path}"
          2⤵
          • Checks whether UAC is enabled
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          PID:708

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Scheduled Task

      1
      T1053

      Persistence

      Scheduled Task

      1
      T1053

      Privilege Escalation

      Scheduled Task

      1
      T1053

      Defense Evasion

      Credential Access

      Discovery

      System Information Discovery

      2
      T1082

      Lateral Movement

      Collection

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpE12C.tmp
        Filesize

        1KB

        MD5

        ab15c7fe3dc23f51a8ed4545eb54a9cb

        SHA1

        206a5e711a5b8819deae10c568fa760a23d9308c

        SHA256

        2889f7b15e75b474bfa37c720f216861f138e8e39e1d2f807ce751a21086674b

        SHA512

        29b8f09dfa625fad63d6cae0fd9d9f9ea19a4b5a001138c5afb644c0d37f1cc2e7bf51a4242af433568b22b19613b1570a234474663cc659dd4ad54c7407a114

        Download Submit
      • memory/708-61-0x0000000000400000-0x0000000000438000-memory.dmp
        Filesize

        224KB

        Download
      • memory/708-58-0x0000000000400000-0x0000000000438000-memory.dmp
        Filesize

        224KB

        Download
      • memory/708-59-0x0000000000400000-0x0000000000438000-memory.dmp
        Filesize

        224KB

        Download
      • memory/708-62-0x0000000000400000-0x0000000000438000-memory.dmp
        Filesize

        224KB

        Download
      • memory/708-64-0x0000000000400000-0x0000000000438000-memory.dmp
        Filesize

        224KB

        Download
      • memory/708-65-0x000000000041E792-mapping.dmp
        Download
      • memory/708-67-0x0000000000400000-0x0000000000438000-memory.dmp
        Filesize

        224KB

        Download
      • memory/708-69-0x0000000000400000-0x0000000000438000-memory.dmp
        Filesize

        224KB

        Download
      • memory/708-71-0x0000000074900000-0x0000000074EAB000-memory.dmp
        Filesize

        5.7MB

        Download
      • memory/1080-55-0x0000000074970000-0x0000000074F1B000-memory.dmp
        Filesize

        5.7MB

        Download
      • memory/1080-54-0x0000000075DF1000-0x0000000075DF3000-memory.dmp
        Filesize

        8KB

        Download
      • memory/2024-56-0x0000000000000000-mapping.dmp
        Download