General

  • Target

    discord-image-logger-main.zip

  • Size

    9.5MB

  • Sample

    241015-axpcqavble

  • MD5

    bda20f87c5066b9325c521ceb7a62865

  • SHA1

    f8b8a96666cb268d2a482c78fe4b59c4c425d025

  • SHA256

    63b3839dc82c4080192b0181cc8296f1ff1841e2c820260d41544795d70415c5

  • SHA512

    3f952f51118d2d22709bec949af0f9dd55ba0d279acaf534bd4e8c6e07a53b2e149b0470e099db15841a12c6d8a7d5cf2a9989cf3f689228f9e974cc6bb2933b

  • SSDEEP

    196608:hcJoTzcSydKCzyw9QoBIBPuk07PfGAySYEB3IMhYXvBj39gdmW34cJ:hcJwzcSRw9NWBP9+lySYecprumW34cJ

Malware Config

Extracted

Family

quasar

Attributes
  • reconnect_delay

    3000

Targets

    • Target

      discord-image-logger-main.zip

    • Size

      9.5MB

    • MD5

      bda20f87c5066b9325c521ceb7a62865

    • SHA1

      f8b8a96666cb268d2a482c78fe4b59c4c425d025

    • SHA256

      63b3839dc82c4080192b0181cc8296f1ff1841e2c820260d41544795d70415c5

    • SHA512

      3f952f51118d2d22709bec949af0f9dd55ba0d279acaf534bd4e8c6e07a53b2e149b0470e099db15841a12c6d8a7d5cf2a9989cf3f689228f9e974cc6bb2933b

    • SSDEEP

      196608:hcJoTzcSydKCzyw9QoBIBPuk07PfGAySYEB3IMhYXvBj39gdmW34cJ:hcJwzcSRw9NWBP9+lySYecprumW34cJ

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • Loads dropped DLL

    • Adds Run key to start application

    • Blocklisted process makes network request

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Hide Artifacts: Hidden Window

      Windows that would typically be displayed when an application carries out an operation can be hidden.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks