Overview

overview

10

Static

static

DES_ Holdi...ng.exe

windows7_x64

10

DES_ Holdi...ng.exe

windows10_x64

10

Analysis

  • max time kernel
    146s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    06-01-2021 16:09

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General

  • Target

    DES_ Holdings Ltd - products listing.exe

  • Size

    1019KB

  • MD5

    f88e81d7f208b4ebca34ae5f1f032d0f

  • SHA1

    4da7041d786ebc59dfb33eec1196c1ae2cc94f89

  • SHA256

    9fd3eec622da8536e22c164bbd05d80dada1003fadd07fd4800ced6c0579812c

  • SHA512

    a794f4663c05a52321938effd29bfff27214f400f3f838c94210d63729ee506c453c230df0d2bdc57814eff398049d865ae893980d9bdb070d0b608d9282fd62

Score
10/10
nanocoreevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

212.83.46.26:4021

127.0.0.1:4021
Mutex

3b0a05ab-e8be-49ea-960f-63681280e339

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-10-18T08:47:47.300087736Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    4021

  • 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

    3b0a05ab-e8be-49ea-960f-63681280e339

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    212.83.46.26

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\DES_ Holdings Ltd - products listing.exe
    "C:\Users\Admin\AppData\Local\Temp\DES_ Holdings Ltd - products listing.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:596
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UgJYJdoaOfKgTb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE456.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:324
    • C:\Users\Admin\AppData\Local\Temp\DES_ Holdings Ltd - products listing.exe
      "C:\Users\Admin\AppData\Local\Temp\DES_ Holdings Ltd - products listing.exe"
      2⤵
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:976

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

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE456.tmp
    MD5

    36231b9704c13356bc6aa4799173e308

    SHA1

    b43caf1f33a426d47323f1bb2291c6abeaed00f9

    SHA256

    44b8b77ac7fa374e93b9bdb5949531d68ff2589b8e38e544f61115cd33bbbe05

    SHA512

    de76fdd7523f27d5b25329039f7dd696e5731874e8da932a9226a8185591d32973cf9810d775221b7a59443efdb0d7c3b92bb870a223c90a1820d9cbc43c4497

    Download Submit
  • memory/324-7-0x0000000000000000-mapping.dmp
    Download
  • memory/596-2-0x0000000073D40000-0x000000007442E000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/596-3-0x00000000012B0000-0x00000000012B1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/596-5-0x00000000003A0000-0x00000000003B7000-memory.dmp
    Filesize

    92KB

    Download
  • memory/596-6-0x0000000004EC0000-0x0000000004F28000-memory.dmp
    Filesize

    416KB

    Download
  • memory/976-9-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/976-10-0x000000000041E792-mapping.dmp
    Download
  • memory/976-11-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/976-12-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/976-13-0x0000000073D40000-0x000000007442E000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/976-16-0x00000000004C0000-0x00000000004C5000-memory.dmp
    Filesize

    20KB

    Download
  • memory/976-17-0x0000000000520000-0x0000000000539000-memory.dmp
    Filesize

    100KB

    Download
  • memory/976-18-0x00000000004D0000-0x00000000004D3000-memory.dmp
    Filesize

    12KB

    Download