Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 23:55

General

  • Target

    gaypornmail.exe

  • Size

    3.1MB

  • MD5

    9cbc1d8a99e87feeb6077f26cb061429

  • SHA1

    f0e3d7d0b2e5defc4aa4f24cd07396b3ddf88431

  • SHA256

    4bca1aade0f88c32cb4e953c2cad495dae2e8f82d7096deea0b8f4370ff89ef8

  • SHA512

    10408dd2375d529f92c72ea05a1cb736b85604f755f74cde4a7e7eba1ac35a42e4d29eed092161cc620aa2d592aee65d2926839bfc3f6ed6d397509749525a87

  • SSDEEP

    49152:uv8t62XlaSFNWPjljiFa2RoUYIkCg1JNLoGd+THHB72eh2NT:uvA62XlaSFNWPjljiFXRoUYIkCG

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

history-foo.gl.at.ply.gg:42349

Mutex

2beddbf7-c691-4058-94c7-f54389b4a581

Attributes
  • encryption_key

    CBFC5D217E55BEBDCD3A6EFA924299F76BC328D9

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Update

  • subdirectory

    SubDir

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\gaypornmail.exe
    "C:\Users\Admin\AppData\Local\Temp\gaypornmail.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1536
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
    1⤵
      PID:4444
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2216

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1536-0-0x00007FFEABBF3000-0x00007FFEABBF5000-memory.dmp
      Filesize

      8KB

    • memory/1536-1-0x0000000000170000-0x0000000000494000-memory.dmp
      Filesize

      3.1MB

    • memory/1536-2-0x00007FFEABBF0000-0x00007FFEAC6B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1536-3-0x000000001CDB0000-0x000000001CE00000-memory.dmp
      Filesize

      320KB

    • memory/1536-4-0x000000001CEC0000-0x000000001CF72000-memory.dmp
      Filesize

      712KB

    • memory/1536-5-0x00007FFEABBF3000-0x00007FFEABBF5000-memory.dmp
      Filesize

      8KB

    • memory/1536-6-0x00007FFEABBF0000-0x00007FFEAC6B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1536-9-0x000000001CE40000-0x000000001CE52000-memory.dmp
      Filesize

      72KB

    • memory/1536-10-0x000000001D9C0000-0x000000001D9FC000-memory.dmp
      Filesize

      240KB

    • memory/1536-11-0x00007FFEABBF0000-0x00007FFEAC6B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1536-12-0x00007FFEABBF0000-0x00007FFEAC6B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1536-13-0x00007FFEABBF0000-0x00007FFEAC6B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1536-14-0x00007FFEABBF0000-0x00007FFEAC6B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1536-15-0x00007FFEABBF0000-0x00007FFEAC6B1000-memory.dmp
      Filesize

      10.8MB