Analysis

  • max time kernel
    93s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 11:22

General

  • Target

    RegAsm.exe

  • Size

    5.5MB

  • MD5

    68ca89f542a3e864fe99e2391b178e22

  • SHA1

    0ee003ff3b991f0c18e6b3d00f5e7f146ad2b746

  • SHA256

    8b2c157588514f8e5210a12c54e5e723cc3d92b0c5b7a30e8343aec6d33837d8

  • SHA512

    c411060d308d6294687e8590f303e9b2401f881410ff6051cb5d38ade8522ec99975bd8f123705c441021c6932dc2e95a0393e15b44254a738ebfbad8882997a

  • SSDEEP

    98304:Xa03e2tcjbdKWam/b5y1SR8sqnTa0gotgEQQZ/307P6JJeokf65KGmI84:tttcjpKWzY1SR8Tn2gg3Mf0z6CoCsB84

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

SenshiPepe

C2

51.15.17.193:4782

Mutex

3cedc6f6-6ab5-4aba-8d7d-5cda1b7ffa72

Attributes
  • encryption_key

    97599F6E5D14A784CC4DD36B18A277119042FDA8

  • 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
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
    "C:\Users\Admin\AppData\Local\Temp\RegAsm.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4128

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4128-0-0x00007FFCCB7F3000-0x00007FFCCB7F5000-memory.dmp

    Filesize

    8KB

  • memory/4128-1-0x0000027DB8120000-0x0000027DB8444000-memory.dmp

    Filesize

    3.1MB

  • memory/4128-2-0x00007FFCCB7F0000-0x00007FFCCC2B1000-memory.dmp

    Filesize

    10.8MB

  • memory/4128-3-0x00007FFCCB7F0000-0x00007FFCCC2B1000-memory.dmp

    Filesize

    10.8MB

  • memory/4128-4-0x00007FFCCB7F0000-0x00007FFCCC2B1000-memory.dmp

    Filesize

    10.8MB

  • memory/4128-5-0x0000027D9F2A0000-0x0000027D9F2F0000-memory.dmp

    Filesize

    320KB

  • memory/4128-6-0x0000027DB8A50000-0x0000027DB8B02000-memory.dmp

    Filesize

    712KB

  • memory/4128-10-0x0000027DB8990000-0x0000027DB89CC000-memory.dmp

    Filesize

    240KB

  • memory/4128-9-0x0000027DB8570000-0x0000027DB8582000-memory.dmp

    Filesize

    72KB

  • memory/4128-11-0x00007FFCCB7F3000-0x00007FFCCB7F5000-memory.dmp

    Filesize

    8KB

  • memory/4128-12-0x00007FFCCB7F0000-0x00007FFCCC2B1000-memory.dmp

    Filesize

    10.8MB