Resubmissions

06-11-2024 18:30

241106-w5he2avgka 10

Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06-11-2024 18:30

General

  • Target

    ShcLoader.exe

  • Size

    3.2MB

  • MD5

    5035c5a044bc9d4a912d54b9d3342082

  • SHA1

    25714bbf1aaea6c0d1ff128ef3d2ad5095da63a3

  • SHA256

    583dec28f988dba9a35801b8dc3c0ce3741909aaf6e3ea31e5d823659e43209f

  • SHA512

    df1cc57366a31dc1dac97f2f3194ebfca5c9329c4ecc27fe4a33efdfeb244d479ff2a2ff07e4e9dfdfe00a0b8b4eed3a45155bd1b62276007d9e61d933e3f78f

  • SSDEEP

    98304:PDk4gOxkBVHpKEYWJMTER11yJKwFWMbeIc:PDng1V2WOg/MKws+e/

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Client

C2

x0p-52599.portmap.host:52599

Mutex

1e8d1992-25ef-4495-bdc8-388b816e4b2b

Attributes
  • encryption_key

    6CCE3B8C0D5A5CF28100953354AB7774A28FB355

  • install_name

    Client.exe

  • log_directory

    $xor-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
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ShcLoader.exe
    "C:\Users\Admin\AppData\Local\Temp\ShcLoader.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3580

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3580-0-0x0000015EF9E60000-0x0000015EFA186000-memory.dmp

    Filesize

    3.1MB

  • memory/3580-1-0x00007FFD61473000-0x00007FFD61475000-memory.dmp

    Filesize

    8KB

  • memory/3580-2-0x0000015EFCB50000-0x0000015EFCE74000-memory.dmp

    Filesize

    3.1MB

  • memory/3580-3-0x00007FFD61470000-0x00007FFD61F32000-memory.dmp

    Filesize

    10.8MB

  • memory/3580-4-0x00007FFD61470000-0x00007FFD61F32000-memory.dmp

    Filesize

    10.8MB

  • memory/3580-5-0x00007FFD61470000-0x00007FFD61F32000-memory.dmp

    Filesize

    10.8MB

  • memory/3580-6-0x00007FFD61470000-0x00007FFD61F32000-memory.dmp

    Filesize

    10.8MB

  • memory/3580-7-0x0000015EFC780000-0x0000015EFC7D0000-memory.dmp

    Filesize

    320KB

  • memory/3580-8-0x0000015EFDFE0000-0x0000015EFE092000-memory.dmp

    Filesize

    712KB

  • memory/3580-12-0x0000015EFDF20000-0x0000015EFDF5C000-memory.dmp

    Filesize

    240KB

  • memory/3580-11-0x0000015EFC760000-0x0000015EFC772000-memory.dmp

    Filesize

    72KB

  • memory/3580-13-0x00007FFD61473000-0x00007FFD61475000-memory.dmp

    Filesize

    8KB

  • memory/3580-14-0x00007FFD61470000-0x00007FFD61F32000-memory.dmp

    Filesize

    10.8MB

  • memory/3580-16-0x00007FFD61470000-0x00007FFD61F32000-memory.dmp

    Filesize

    10.8MB