Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 20:16

General

  • Target

    10fb9b71859bfc7ae5aff462a88ade70_NeikiAnalytics.exe

  • Size

    348KB

  • MD5

    10fb9b71859bfc7ae5aff462a88ade70

  • SHA1

    3e6c00c0d6d443741216b79e7f500d927b4cb60a

  • SHA256

    451f300d14014ed0d89f00dde44295272d1672507a449a6106dc450493baa52e

  • SHA512

    7666023e2c63c8eff11fb02588636fc932c0f616323bfa2c4faf4a65ba0355ea18f70a0b12246ffeacd1d0b137dd2aa6085058c5503fff0187f377758add3491

  • SSDEEP

    6144:uvNHXf500M8wU2Kd6ab76s9BeSCck4kZ25t0CNO:0d50XKYK6cCcL5txO

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

PROXY

C2

proxybreve.duckdns.org:4001

Mutex

QSR_MUTEX_l1M93VuqIyiH8hEQ4I

Attributes
  • encryption_key

    Z3lsDT6GRXRES92YFSq8

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    1

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\10fb9b71859bfc7ae5aff462a88ade70_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\10fb9b71859bfc7ae5aff462a88ade70_NeikiAnalytics.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4700

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4700-0-0x00000000750BE000-0x00000000750BF000-memory.dmp

    Filesize

    4KB

  • memory/4700-1-0x0000000000380000-0x00000000003DE000-memory.dmp

    Filesize

    376KB

  • memory/4700-2-0x0000000005360000-0x0000000005904000-memory.dmp

    Filesize

    5.6MB

  • memory/4700-3-0x0000000004E50000-0x0000000004EE2000-memory.dmp

    Filesize

    584KB

  • memory/4700-4-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB

  • memory/4700-5-0x0000000004EF0000-0x0000000004F56000-memory.dmp

    Filesize

    408KB

  • memory/4700-6-0x0000000005300000-0x0000000005312000-memory.dmp

    Filesize

    72KB

  • memory/4700-7-0x0000000005FF0000-0x000000000602C000-memory.dmp

    Filesize

    240KB

  • memory/4700-8-0x00000000061B0000-0x00000000061BA000-memory.dmp

    Filesize

    40KB

  • memory/4700-9-0x00000000750BE000-0x00000000750BF000-memory.dmp

    Filesize

    4KB

  • memory/4700-10-0x00000000750B0000-0x0000000075860000-memory.dmp

    Filesize

    7.7MB