Resubmissions

08-01-2025 19:25

250108-x5dyaasmfk 10

General

  • Target

    ClientX.exe

  • Size

    3.4MB

  • Sample

    250108-x5dyaasmfk

  • MD5

    12b286770578c1fa0d49fc78f5261bb3

  • SHA1

    93c9e37bcbd6e3e20ed3615f5cd50c0366f4a2fe

  • SHA256

    654ce4f50fe3eaa0d41122e8702818808f3b8e047ed603dd8b81ca656bd32066

  • SHA512

    04fd977eab2fd6ca7cbd90944898e863d1d6a6257b0d55a6fcc267def8e9d62b131b5da69815f5886d0244ebe41189bf9632722b0ea0b3313e2e9a6528b5110d

  • SSDEEP

    49152:TviI22SsaNYfdPBldt698dBcjHHVz+romdwdTHHB72eh2NT:Tvv22SsaNYfdPBldt6+dBcjHHVzQ8

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

ClientWare

C2

o0p2e195m0-34052.portmap.host:34052

Mutex

2cf264af-b922-4553-ab2f-ca9a14803d7c

Attributes
  • encryption_key

    822DDA51D07B74A7A6138DEA6477731894D69371

  • install_name

    System.exe

  • log_directory

    Logs

  • reconnect_delay

    2000

  • startup_key

    WindowsData

  • subdirectory

    Windows

Targets

    • Target

      ClientX.exe

    • Size

      3.4MB

    • MD5

      12b286770578c1fa0d49fc78f5261bb3

    • SHA1

      93c9e37bcbd6e3e20ed3615f5cd50c0366f4a2fe

    • SHA256

      654ce4f50fe3eaa0d41122e8702818808f3b8e047ed603dd8b81ca656bd32066

    • SHA512

      04fd977eab2fd6ca7cbd90944898e863d1d6a6257b0d55a6fcc267def8e9d62b131b5da69815f5886d0244ebe41189bf9632722b0ea0b3313e2e9a6528b5110d

    • SSDEEP

      49152:TviI22SsaNYfdPBldt698dBcjHHVz+romdwdTHHB72eh2NT:Tvv22SsaNYfdPBldt6+dBcjHHVzQ8

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks