Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-11-2024 11:37

General

  • Target

    1f3469a8fd7caca66a4671b2c690c43444df472e07b7c50579f393caed22febbN.exe

  • Size

    3.2MB

  • MD5

    661d97bf8a860f4c1c09e0adac6df010

  • SHA1

    2fcafe06a7c805c4a66414653daa7e8aaf44bca3

  • SHA256

    1f3469a8fd7caca66a4671b2c690c43444df472e07b7c50579f393caed22febb

  • SHA512

    7b78c0c659c4dc070846ca527318c548fa7f4ffc2cf2fbba6b0eb669dd518c7b0f975353abc65290634e090489510ac5a8fe9a359adfd2beb447bd159ed51203

  • SSDEEP

    98304:0nBuA2BXSa+H5CPXlUtSne+kHavaJLWSXx:qAyH9JZx

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Client

C2

127.0.0.1:4782

Mutex

61532b95-7e68-4f90-b731-74b8f53e9b2c

Attributes
  • encryption_key

    E3BF68159E0B10A9065F35FBF477BC257A6CA82E

  • install_name

    malware.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    malware

  • 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\1f3469a8fd7caca66a4671b2c690c43444df472e07b7c50579f393caed22febbN.exe
    "C:\Users\Admin\AppData\Local\Temp\1f3469a8fd7caca66a4671b2c690c43444df472e07b7c50579f393caed22febbN.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4356

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4356-0-0x00007FFB8A063000-0x00007FFB8A065000-memory.dmp

    Filesize

    8KB

  • memory/4356-1-0x0000000000220000-0x0000000000554000-memory.dmp

    Filesize

    3.2MB

  • memory/4356-2-0x00007FFB8A060000-0x00007FFB8AB21000-memory.dmp

    Filesize

    10.8MB

  • memory/4356-3-0x00000000027F0000-0x0000000002840000-memory.dmp

    Filesize

    320KB

  • memory/4356-4-0x000000001B4F0000-0x000000001B5A2000-memory.dmp

    Filesize

    712KB

  • memory/4356-5-0x00007FFB8A063000-0x00007FFB8A065000-memory.dmp

    Filesize

    8KB

  • memory/4356-6-0x00007FFB8A060000-0x00007FFB8AB21000-memory.dmp

    Filesize

    10.8MB