Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-06-2024 06:02

General

  • Target

    71c5aa29fc4e8f9f853d757e40984e5e6b6376f5d241c21571671efb08653c3c_NeikiAnalytics.exe

  • Size

    685KB

  • MD5

    89a8e2368f403528e58ea89fca2c4b30

  • SHA1

    21f196ea418a5796125500483754cf09a8111bf6

  • SHA256

    71c5aa29fc4e8f9f853d757e40984e5e6b6376f5d241c21571671efb08653c3c

  • SHA512

    34cf94001566f2537f6433d7c4cbb89c780cc59c00a3fa4bcd3e9164553c4d0d651dbeb95ae439978890f74e00bded473eb46fb5e05cc2220abdc02a74b5f2a0

  • SSDEEP

    12288:Lnci3+GaMl9th6MLlRJTpx6a33Y9vZ5dQZcXFSRUR/dy9DoXAkkAntgoMdTewyb:FJtRJpx+xje+F9eDoXOfdTeN

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

USR

C2

pv8stresser.xyz:45201

Mutex

yzyrfG0e0ojtGuJLLm

Attributes
  • encryption_key

    MxiVBHqo0ITsYTvOCUNN6SV9XbYPIBwE

  • install_name

    Client.exe

  • log_directory

    Mozilla

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71c5aa29fc4e8f9f853d757e40984e5e6b6376f5d241c21571671efb08653c3c_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\71c5aa29fc4e8f9f853d757e40984e5e6b6376f5d241c21571671efb08653c3c_NeikiAnalytics.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2604
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:3592

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2604-0-0x000000007484E000-0x000000007484F000-memory.dmp

      Filesize

      4KB

    • memory/2604-1-0x0000000000D90000-0x0000000000E42000-memory.dmp

      Filesize

      712KB

    • memory/2604-2-0x0000000005730000-0x0000000005758000-memory.dmp

      Filesize

      160KB

    • memory/2604-17-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-13-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-15-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-67-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-65-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-63-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-61-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-59-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-58-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-53-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-51-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-49-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-47-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-45-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-43-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-41-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-37-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-35-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-33-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-31-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-29-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-27-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-25-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-23-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-21-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-11-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-9-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-7-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-5-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-55-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-39-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-20-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-4-0x0000000005730000-0x0000000005751000-memory.dmp

      Filesize

      132KB

    • memory/2604-70-0x0000000074840000-0x0000000074FF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2604-71-0x0000000005950000-0x00000000059EC000-memory.dmp

      Filesize

      624KB

    • memory/2604-72-0x00000000058B0000-0x000000000593C000-memory.dmp

      Filesize

      560KB

    • memory/2604-73-0x000000007484E000-0x000000007484F000-memory.dmp

      Filesize

      4KB

    • memory/2604-74-0x0000000074840000-0x0000000074FF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2604-76-0x0000000074840000-0x0000000074FF0000-memory.dmp

      Filesize

      7.7MB