Overview

overview

10

Static

static

10

VelocityLite.exe

windows10-2004-x64

10

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General

  • Target
    VelocityLite.exe
  • Size 1.7MB
  • Sample260806-tjjd4aah42
  • SHA256 8bf9e236ecb7f6f1311ed755b3ec1eee4da19f961fa0a3dddd96f2b45e207d12
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasarbootkitdiscoveryexecutionpersistenceprivilege_escalationspywaretrojan

Malware Config

Extracted

Family

  • quasar

Attributes
  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Targets

    • Target
      VelocityLite.exe
    • Size 1.7MB
    • SHA256 8bf9e236ecb7f6f1311ed755b3ec1eee4da19f961fa0a3dddd96f2b45e207d12
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    bootkitdiscoveryexecutionquasarpersistenceprivilege_escalationspywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

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

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

      persistenceprivilege_escalation

    • Executes dropped EXE

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v16

Tasks