Overview

overview

10

Static

static

DES_ Holdi...ng.exe

windows7_x64

1

DES_ Holdi...ng.exe

windows10_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    144s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    06-01-2021 16:33

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General

  • Target

    DES_ Holdings Ltd - products listing.exe

  • Size

    861KB

  • MD5

    a07c438611c59fad6083faf789d40917

  • SHA1

    4bd9fcd0d981c75a4c875b0ca0f995957fd94bf9

  • SHA256

    7bfe37fe1a33afd35833f4085fed761a854dd617df861a10fb7ad4e25d0f78a9

  • SHA512

    1b3469e5aca7982964ecf6a832ae431d57c231db82f442f0fe0262672cc5fad89e0cb466a890e35fa051a4f1683ecb50fbbf5a0adf352e4114ac40b52074eca2

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 2 IoCs
  • Suspicious use of WriteProcessMemory 11 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 AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4688
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gkzqjVdPrQY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5FF3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:644
    • 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:364

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\Microsoft\CLR_v4.0_32\UsageLogs\DES_ Holdings Ltd - products listing.exe.log
    MD5

    90acfd72f14a512712b1a7380c0faf60

    SHA1

    40ba4accb8faa75887e84fb8e38d598dc8cf0f12

    SHA256

    20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

    SHA512

    29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp5FF3.tmp
    MD5

    75b99976272de791ab53298569bf3404

    SHA1

    e21b95c8d92952586bdc3cdbc454554be28ac411

    SHA256

    27efa89870d1c06bef8722ef920433bc9b2177c3d91f4b2be9bfa1e7b7a78c39

    SHA512

    ec131bbc2d41b5b225d07d18c0e4437aa74196c93f62f15d588ce690ab1d7c1cf8800996e9de15565eb333e6d5bb7743e05b607fe79fd527ffd02b15b5ddc670

    Download Submit
  • memory/364-26-0x00000000054A0000-0x00000000054A3000-memory.dmp
    Filesize

    12KB

    Download
  • memory/364-25-0x0000000005220000-0x0000000005239000-memory.dmp
    Filesize

    100KB

    Download
  • memory/364-24-0x0000000005210000-0x0000000005215000-memory.dmp
    Filesize

    20KB

    Download
  • memory/364-17-0x0000000073430000-0x0000000073B1E000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/364-15-0x000000000041E792-mapping.dmp
    Download
  • memory/364-14-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/644-12-0x0000000000000000-mapping.dmp
    Download
  • memory/4688-7-0x0000000005680000-0x0000000005681000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4688-11-0x00000000063D0000-0x0000000006438000-memory.dmp
    Filesize

    416KB

    Download
  • memory/4688-10-0x00000000058E0000-0x00000000058F7000-memory.dmp
    Filesize

    92KB

    Download
  • memory/4688-9-0x0000000005880000-0x0000000005881000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4688-8-0x00000000055B0000-0x00000000055B1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4688-2-0x0000000073430000-0x0000000073B1E000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/4688-6-0x0000000005B80000-0x0000000005B81000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4688-5-0x00000000055E0000-0x00000000055E1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4688-3-0x0000000000CB0000-0x0000000000CB1000-memory.dmp
    Filesize

    4KB

    Download