Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 11:30

General

  • Target

    55c5b0b62609618558f51c5f35380291a4337cae8b14e65dd5ce7b226e9e4096.exe

  • Size

    4.7MB

  • MD5

    2884a477526c8308e9492845449e7e55

  • SHA1

    eee9ad47bffe627c71529e81bf9daaf95ee3df30

  • SHA256

    55c5b0b62609618558f51c5f35380291a4337cae8b14e65dd5ce7b226e9e4096

  • SHA512

    d4e3694af590f82a1464e403c05c4f7ed34dcd9a91b5b4930d72ae406625952f332b22f3a15aba4a2a412b1967ccb09a7383d2c4140752a1b296e9326f89b5f3

  • SSDEEP

    98304:nTPuv0E+GYYL6xaCOW01gjUYGpriBENypxqD4TIuCrRsr/mmubvhgLHbsdlR9fCp:TmcyhqatWTwrspxC4TIfir/mpbOsdlRK

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Viltrac

C2

51.15.17.193:4782

Mutex

d099b659-69af-41e2-9d7f-a5e64da5be06

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\55c5b0b62609618558f51c5f35380291a4337cae8b14e65dd5ce7b226e9e4096.exe
    "C:\Users\Admin\AppData\Local\Temp\55c5b0b62609618558f51c5f35380291a4337cae8b14e65dd5ce7b226e9e4096.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2112

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2112-0-0x000007FEF59F3000-0x000007FEF59F4000-memory.dmp

    Filesize

    4KB

  • memory/2112-1-0x000000001C4A0000-0x000000001C7C4000-memory.dmp

    Filesize

    3.1MB

  • memory/2112-2-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

    Filesize

    9.9MB

  • memory/2112-3-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

    Filesize

    9.9MB

  • memory/2112-4-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

    Filesize

    9.9MB

  • memory/2112-5-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

    Filesize

    9.9MB

  • memory/2112-6-0x000007FEF59F3000-0x000007FEF59F4000-memory.dmp

    Filesize

    4KB

  • memory/2112-7-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

    Filesize

    9.9MB

  • memory/2112-8-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

    Filesize

    9.9MB