Analysis

  • max time kernel
    36s
  • max time network
    38s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 21:49

General

  • Target

    friends forever.exe

  • Size

    3.1MB

  • MD5

    ea836fb4533514a9a0e7e1b79378844d

  • SHA1

    efda5af5b9ee2d3c6f799e23435a1a4b741232e3

  • SHA256

    6f7eb9b82b545931d07d4763a819578e3161f3df295dfcbf6c831be04ee2e61d

  • SHA512

    c116e25c1c4550b4ba66137b442d2b7f372a0ac0f27f016e4e86e81b7c0d3f43c964fac5e8fe611690ea44d3caf27911a135ee3f4e44d8b872ec48576f68623a

  • SSDEEP

    98304:nvSL26AaNeWgPhlmVqkQ7XSKctFxwnys:vC4SR3x0y

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Click Lover

C2

193.161.193.99:44422

Mutex

98bd51bf-11bf-416b-a912-36f489dfdd26

Attributes
  • encryption_key

    2E11DF8B2B2BF1F6C123C50C37AB3BD9FF752BD5

  • install_name

    Video Application.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Video Application

  • subdirectory

    SubDir

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 5 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\friends forever.exe
    "C:\Users\Admin\AppData\Local\Temp\friends forever.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Windows\SYSTEM32\schtasks.exe
      "schtasks" /create /tn "Video Application" /sc ONLOGON /tr "C:\Windows\system32\SubDir\Video Application.exe" /rl HIGHEST /f
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:4328
    • C:\Windows\system32\SubDir\Video Application.exe
      "C:\Windows\system32\SubDir\Video Application.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2652
      • C:\Windows\SYSTEM32\schtasks.exe
        "schtasks" /create /tn "Video Application" /sc ONLOGON /tr "C:\Windows\system32\SubDir\Video Application.exe" /rl HIGHEST /f
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\System32\SubDir\Video Application.exe

    Filesize

    3.1MB

    MD5

    ea836fb4533514a9a0e7e1b79378844d

    SHA1

    efda5af5b9ee2d3c6f799e23435a1a4b741232e3

    SHA256

    6f7eb9b82b545931d07d4763a819578e3161f3df295dfcbf6c831be04ee2e61d

    SHA512

    c116e25c1c4550b4ba66137b442d2b7f372a0ac0f27f016e4e86e81b7c0d3f43c964fac5e8fe611690ea44d3caf27911a135ee3f4e44d8b872ec48576f68623a

  • memory/2652-11-0x00007FFEC6CD0000-0x00007FFEC7791000-memory.dmp

    Filesize

    10.8MB

  • memory/2652-9-0x00007FFEC6CD0000-0x00007FFEC7791000-memory.dmp

    Filesize

    10.8MB

  • memory/2652-12-0x000000001BC70000-0x000000001BCC0000-memory.dmp

    Filesize

    320KB

  • memory/2652-13-0x000000001C3E0000-0x000000001C492000-memory.dmp

    Filesize

    712KB

  • memory/2652-16-0x000000001BCF0000-0x000000001BD02000-memory.dmp

    Filesize

    72KB

  • memory/2652-17-0x000000001C360000-0x000000001C39C000-memory.dmp

    Filesize

    240KB

  • memory/2652-18-0x00007FFEC6CD0000-0x00007FFEC7791000-memory.dmp

    Filesize

    10.8MB

  • memory/2652-19-0x000000001C8E0000-0x000000001C9E2000-memory.dmp

    Filesize

    1.0MB

  • memory/2652-20-0x00007FFEC6CD0000-0x00007FFEC7791000-memory.dmp

    Filesize

    10.8MB

  • memory/5020-2-0x00007FFEC6CD0000-0x00007FFEC7791000-memory.dmp

    Filesize

    10.8MB

  • memory/5020-1-0x0000000000E00000-0x0000000001124000-memory.dmp

    Filesize

    3.1MB

  • memory/5020-10-0x00007FFEC6CD0000-0x00007FFEC7791000-memory.dmp

    Filesize

    10.8MB

  • memory/5020-0-0x00007FFEC6CD3000-0x00007FFEC6CD5000-memory.dmp

    Filesize

    8KB