Overview

overview

10

Static

static

10

4e2877d8f3...bd.exe

windows7-x64

10

4e2877d8f3...bd.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4e2877d8f39535f2a6073174952795bb2f7587f4343a8c449b64cc211ee683bd.exe

  • Size

    3.1MB

  • Sample

    250107-cqzafs1pej

  • MD5

    bdec971d6eb3ebfa2000191a40525746

  • SHA1

    59f362a302cd3fba7c10c16ffac83eb2f099104f

  • SHA256

    4e2877d8f39535f2a6073174952795bb2f7587f4343a8c449b64cc211ee683bd

  • SHA512

    c8a7e7bc180c6634732b3e4f42cc5029523882348d43272ac598f6640b9fb927b302ba2f35933e3c21efb77a1e902e66791a08a3fdc3b2677b15e306f4c664cd

  • SSDEEP

    49152:Tv/lL26AaNeWgPhlmVqvMQ7XSKOJu6cBxXCoGdJTHHB72eh2NT:TvNL26AaNeWgPhlmVqkQ7XSKV6x

Score
10/10
quasarruntimebrokerdiscoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

RuntimeBroker

C2

hahalol-49745.portmap.host:49745

Mutex

6ba66483-7407-4bb1-85ea-d79258d3bf46

Attributes
  • encryption_key

    AAFD116557051025FAE9863551E989343167ADDF

  • install_name

    RuntimeBroker.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    RuntimeBroker

  • subdirectory

    a5

Targets

    • Target

      4e2877d8f39535f2a6073174952795bb2f7587f4343a8c449b64cc211ee683bd.exe

    • Size

      3.1MB

    • MD5

      bdec971d6eb3ebfa2000191a40525746

    • SHA1

      59f362a302cd3fba7c10c16ffac83eb2f099104f

    • SHA256

      4e2877d8f39535f2a6073174952795bb2f7587f4343a8c449b64cc211ee683bd

    • SHA512

      c8a7e7bc180c6634732b3e4f42cc5029523882348d43272ac598f6640b9fb927b302ba2f35933e3c21efb77a1e902e66791a08a3fdc3b2677b15e306f4c664cd

    • SSDEEP

      49152:Tv/lL26AaNeWgPhlmVqvMQ7XSKOJu6cBxXCoGdJTHHB72eh2NT:TvNL26AaNeWgPhlmVqkQ7XSKV6x

    Score
    10/10
    quasarruntimebrokerdiscoveryspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks