Analysis

  • max time kernel
    136s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-02-2025 10:28

General

  • Target

    Sigmanly_129dbf173e38d9d37f8c66513290a30bc0790e9fdcdb5c9043a399ee6c889493.exe

  • Size

    3.1MB

  • MD5

    42994901f5bc8b43588bb54889f1db81

  • SHA1

    bc4e4fd8cb12e302301fa39fdbbb0f48d914fb85

  • SHA256

    129dbf173e38d9d37f8c66513290a30bc0790e9fdcdb5c9043a399ee6c889493

  • SHA512

    783970fc5d868ccb7f1d346acbcc82206df9c0c893162588f47dc93aa1ee457330d7c7e469a7e3d13c9bd8bca4bcbc6201c9ff2828aa50e4da7bd50134c7b3d1

  • SSDEEP

    49152:7vNG42pda6D+/PjlLOlg6yQipVtoS71JZ3oGdpTHHB72eh2NT:7vk42pda6D+/PjlLOlZyQipVtoSp

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Sigorta

C2

0.0.0.0:7777

13.48.129.198:7777

172.31.0.240:7777

Mutex

3b0592fc-14a1-4b8e-9803-69284ea2b6d2

Attributes
  • encryption_key

    E0BB4B221F7AADA73B9059B33A3CFF096A518413

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sigmanly_129dbf173e38d9d37f8c66513290a30bc0790e9fdcdb5c9043a399ee6c889493.exe
    "C:\Users\Admin\AppData\Local\Temp\Sigmanly_129dbf173e38d9d37f8c66513290a30bc0790e9fdcdb5c9043a399ee6c889493.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:3604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3604-0-0x00007FFA62463000-0x00007FFA62465000-memory.dmp

    Filesize

    8KB

  • memory/3604-1-0x0000000000910000-0x0000000000C34000-memory.dmp

    Filesize

    3.1MB

  • memory/3604-2-0x00007FFA62460000-0x00007FFA62F21000-memory.dmp

    Filesize

    10.8MB

  • memory/3604-3-0x000000001C420000-0x000000001C470000-memory.dmp

    Filesize

    320KB

  • memory/3604-4-0x000000001C530000-0x000000001C5E2000-memory.dmp

    Filesize

    712KB

  • memory/3604-5-0x00007FFA62463000-0x00007FFA62465000-memory.dmp

    Filesize

    8KB

  • memory/3604-6-0x00007FFA62460000-0x00007FFA62F21000-memory.dmp

    Filesize

    10.8MB