General

  • Target

    b8955e1e7cb3acd7b1bcd6328c5e11969c5dbacd2162cd34f3afb73d7ba4b80f.exe

  • Size

    1.4MB

  • Sample

    241119-w3l1fazhll

  • MD5

    e95f7184a33d6edeecd365f7ad93d11e

  • SHA1

    b9154f8ad3d068549617c7cd32bfade8ce2c5f09

  • SHA256

    b8955e1e7cb3acd7b1bcd6328c5e11969c5dbacd2162cd34f3afb73d7ba4b80f

  • SHA512

    7d85203949dc197766391e96c7638e2ee630043ac443ffc7ae271acfc70f29b5d748ac40eec8062705de23ab1545ad3abb642e3b890f87632b9ac36b84d24fa8

  • SSDEEP

    12288:b/bzOGnF/lx54LOaJleaqIs/eBj52DYWQNwF/zsjVODN/By:bmGLZmx5gYWRaYJ/w

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

man

C2

new-visit.com:3791

Mutex

3302836a-f2f9-4646-981e-42b54ed610dd

Attributes
  • encryption_key

    C058A6A166AF85C9027394334AA2BDC41A9B7D9C

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      b8955e1e7cb3acd7b1bcd6328c5e11969c5dbacd2162cd34f3afb73d7ba4b80f.exe

    • Size

      1.4MB

    • MD5

      e95f7184a33d6edeecd365f7ad93d11e

    • SHA1

      b9154f8ad3d068549617c7cd32bfade8ce2c5f09

    • SHA256

      b8955e1e7cb3acd7b1bcd6328c5e11969c5dbacd2162cd34f3afb73d7ba4b80f

    • SHA512

      7d85203949dc197766391e96c7638e2ee630043ac443ffc7ae271acfc70f29b5d748ac40eec8062705de23ab1545ad3abb642e3b890f87632b9ac36b84d24fa8

    • SSDEEP

      12288:b/bzOGnF/lx54LOaJleaqIs/eBj52DYWQNwF/zsjVODN/By:bmGLZmx5gYWRaYJ/w

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Drops startup file

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks