Analysis

  • max time kernel
    126s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 12:06

General

  • Target

    0782f6a9cb798ef1ed5bcb8eff9bcb09efd059803f3a969dcace45da67fe52aa.exe

  • Size

    377KB

  • MD5

    02b5ea5c69245d6a4c265e595ef8c4d3

  • SHA1

    d79002dd35e199ef44b349956a0a2ff84b674a4c

  • SHA256

    0782f6a9cb798ef1ed5bcb8eff9bcb09efd059803f3a969dcace45da67fe52aa

  • SHA512

    b3696e21c77495c26398f1bc3f9b5118172db4eae36c37b5b317c61a0fb3d953916604daef32b8dc4a45b04a75fccb763bc98438ba566c90421f4c2e7c75b32a

  • SSDEEP

    6144:b2NHXf500M2jPDvpNbenLkJ2urILard9QDNnon:id50iUkJFYard9QJon

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

print

C2

18.33.224.254:4399

Mutex

QSR_MUTEX_D5MvbxiR33Zic5wesE

Attributes
  • encryption_key

    gujmAfJriPsSXKkcqtIs

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0782f6a9cb798ef1ed5bcb8eff9bcb09efd059803f3a969dcace45da67fe52aa.exe
    "C:\Users\Admin\AppData\Local\Temp\0782f6a9cb798ef1ed5bcb8eff9bcb09efd059803f3a969dcace45da67fe52aa.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:220

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/220-0-0x000000007454E000-0x000000007454F000-memory.dmp

    Filesize

    4KB

  • memory/220-1-0x00000000001E0000-0x0000000000244000-memory.dmp

    Filesize

    400KB

  • memory/220-2-0x00000000050F0000-0x0000000005694000-memory.dmp

    Filesize

    5.6MB

  • memory/220-3-0x0000000004CA0000-0x0000000004D32000-memory.dmp

    Filesize

    584KB

  • memory/220-4-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/220-5-0x0000000004D40000-0x0000000004DA6000-memory.dmp

    Filesize

    408KB

  • memory/220-6-0x0000000005AA0000-0x0000000005AB2000-memory.dmp

    Filesize

    72KB

  • memory/220-7-0x0000000005FE0000-0x000000000601C000-memory.dmp

    Filesize

    240KB

  • memory/220-9-0x0000000006370000-0x000000000637A000-memory.dmp

    Filesize

    40KB

  • memory/220-10-0x000000007454E000-0x000000007454F000-memory.dmp

    Filesize

    4KB

  • memory/220-11-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB