Overview

overview

10

Static

static

DHL_file 1...45.exe

windows7_x64

10

DHL_file 1...45.exe

windows10_x64

10

Analysis

  • max time kernel
    140s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    31-12-2020 07:50

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General

  • Target

    DHL_file 187652345643476245.exe

  • Size

    676KB

  • MD5

    085c40632803a4e7d4d4ca91d4ef48ac

  • SHA1

    f26b65f626161ee2971a2e426ed29671dabad328

  • SHA256

    2c3860d14dcaa95a5c682f7e92f5cb4c5a6214303922ab9953f96b968331b8db

  • SHA512

    75660c8fa4a1a3fcce3f858318b5fde833eed7777349c398f8ac83075b9d4c662d819c0a045625e98e8d4b50c8876605ec744319c41b5e432b56339c3ff6f6f2

Score
10/10
nanocorekeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.157.160.233:2020

annapro.linkpc.net:2020
Mutex

1463e4a3-f6a6-4e08-9907-1283c197d8fd

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    annapro.linkpc.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-10-06T02:21:32.802261536Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4014

  • connection_port

    2020

  • default_group

    ovpn

  • 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

    1463e4a3-f6a6-4e08-9907-1283c197d8fd

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    185.157.160.233

  • 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
  • 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 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL_file 187652345643476245.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL_file 187652345643476245.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iumFpcZDQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpABAA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1348
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1588

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpABAA.tmp
    MD5

    edc3a1e7bddf40aac9de7285aaf5367a

    SHA1

    0e30039d047aa17d4e433ef8fe382f91828f2695

    SHA256

    6c70a4d190590ea22426714be072af28b6555103769d85342d81cd24aa5bed83

    SHA512

    34cd48b739e915b731754db3a403175fb54b97c8c929cff098f64d4b1880e9550630e04545c3942236c1ff8b9cb22aad86b00153d744773a79048c858a0bcc3f

    Download Submit
  • memory/1348-7-0x0000000000000000-mapping.dmp
    Download
  • memory/1588-12-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/1588-9-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/1588-10-0x000000000041E792-mapping.dmp
    Download
  • memory/1588-11-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/1588-13-0x0000000074120000-0x000000007480E000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1588-16-0x0000000000840000-0x0000000000845000-memory.dmp
    Filesize

    20KB

    Download
  • memory/1588-17-0x0000000000A30000-0x0000000000A49000-memory.dmp
    Filesize

    100KB

    Download
  • memory/1588-18-0x0000000000A50000-0x0000000000A53000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1732-6-0x0000000007E40000-0x0000000007EA8000-memory.dmp
    Filesize

    416KB

    Download
  • memory/1732-5-0x00000000004F0000-0x00000000004FE000-memory.dmp
    Filesize

    56KB

    Download
  • memory/1732-3-0x0000000000180000-0x0000000000181000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1732-2-0x0000000074120000-0x000000007480E000-memory.dmp
    Filesize

    6.9MB

    Download