General

  • Target

    fe49b015a16da43e5df8d028f5313f0bd4063014c1f687ebd14300805b921113

  • Size

    1.4MB

  • Sample

    230801-dfzznscg93

  • MD5

    2f07cbf4c078c51444d8aac2e7e38782

  • SHA1

    dd4cb5076ad8317939191404bb2e8856c950a13e

  • SHA256

    fe49b015a16da43e5df8d028f5313f0bd4063014c1f687ebd14300805b921113

  • SHA512

    af1008cf4a3f5dab47d2b776b39923bd27d7b22bd06d4711e5441d3560a103c6e513fb703ad4904aa3d3d8634c0b0f9f78c2111c47b06a399e1e7e0c24e88b3d

  • SSDEEP

    24576:U2G/nvxW3Ww0tRp8GiXTBhq7yRDvHcUcjUvy0lr3Tl6icOB/UWoT:UbA30H4zF0UMSAicOB/UWk

Malware Config

Extracted

Family

quasar

Attributes
  • reconnect_delay

    3000

Targets

    • Target

      fe49b015a16da43e5df8d028f5313f0bd4063014c1f687ebd14300805b921113

    • Size

      1.4MB

    • MD5

      2f07cbf4c078c51444d8aac2e7e38782

    • SHA1

      dd4cb5076ad8317939191404bb2e8856c950a13e

    • SHA256

      fe49b015a16da43e5df8d028f5313f0bd4063014c1f687ebd14300805b921113

    • SHA512

      af1008cf4a3f5dab47d2b776b39923bd27d7b22bd06d4711e5441d3560a103c6e513fb703ad4904aa3d3d8634c0b0f9f78c2111c47b06a399e1e7e0c24e88b3d

    • SSDEEP

      24576:U2G/nvxW3Ww0tRp8GiXTBhq7yRDvHcUcjUvy0lr3Tl6icOB/UWoT:UbA30H4zF0UMSAicOB/UWk

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Modifies Windows Firewall

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

MITRE ATT&CK Enterprise v15

Tasks