Analysis

  • max time kernel
    99s
  • max time network
    116s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241211-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    15-12-2024 20:17

General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • MD5

    6ce24e7a1a552cf2bb5312453e9d6f2b

  • SHA1

    ece1c2ad510d47b92c71a5d5621232664d046e78

  • SHA256

    e4c44648d9bf079895414fe31e727a3c75dfaca93a06c271f50b61ce49337674

  • SHA512

    81b2baf9d4585f481bcb423b8b578c9e7b9509a6bcaaaaff977d52a550d8a5897b37f944fc327fd5ea74eb214012f0724670172f488c0dbab4d3ece442b31aa3

  • SSDEEP

    49152:SvWI22SsaNYfdPBldt698dBcjHnVRJ6IbR3LoGdLTHHB72eh2NT:Sv722SsaNYfdPBldt6+dBcjHnVRJ6i

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

KDOTCrypt

C2

forq.share.zrok.io:7000

Mutex

417ef71d-ad1d-49a7-bc17-ae3b952a30dc

Attributes
  • encryption_key

    92470F4731518ABFA77DC89068544FB7E7B7C459

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Client-built.exe
    "C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:816

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/816-0-0x00007FFB09683000-0x00007FFB09685000-memory.dmp

    Filesize

    8KB

  • memory/816-1-0x0000000000140000-0x0000000000464000-memory.dmp

    Filesize

    3.1MB

  • memory/816-2-0x00007FFB09680000-0x00007FFB0A142000-memory.dmp

    Filesize

    10.8MB

  • memory/816-3-0x000000001B140000-0x000000001B190000-memory.dmp

    Filesize

    320KB

  • memory/816-4-0x000000001BE70000-0x000000001BF22000-memory.dmp

    Filesize

    712KB

  • memory/816-5-0x00007FFB09683000-0x00007FFB09685000-memory.dmp

    Filesize

    8KB

  • memory/816-6-0x00007FFB09680000-0x00007FFB0A142000-memory.dmp

    Filesize

    10.8MB