General

  • Target

    3a544fd2cae90783ee27c8440c82bd5053d08275bb860dfb4b5d7211d035ca8b

  • Size

    96KB

  • Sample

    250328-wa41jsy1av

  • MD5

    15db2155b7c1bb345369e3fea1748f76

  • SHA1

    d2479b4e60403a211bb7c4ad72f5811d72b967f2

  • SHA256

    3a544fd2cae90783ee27c8440c82bd5053d08275bb860dfb4b5d7211d035ca8b

  • SHA512

    6cf6aa1c0b6bf6ed6a676b768dda04fabfc9096aed1d6502bfb1fa9e66ffbc37cf41943b15213b4e613716b9649d6b13b5ed1044f2f180b6d769c8bc6c1a1862

  • SSDEEP

    1536:6LxJJlguY/NbvWU2VkWlVvtlqDyKJR40AEEoU:cc/R+U23vtlPR0p

Malware Config

Targets

    • Target

      3a544fd2cae90783ee27c8440c82bd5053d08275bb860dfb4b5d7211d035ca8b

    • Size

      96KB

    • MD5

      15db2155b7c1bb345369e3fea1748f76

    • SHA1

      d2479b4e60403a211bb7c4ad72f5811d72b967f2

    • SHA256

      3a544fd2cae90783ee27c8440c82bd5053d08275bb860dfb4b5d7211d035ca8b

    • SHA512

      6cf6aa1c0b6bf6ed6a676b768dda04fabfc9096aed1d6502bfb1fa9e66ffbc37cf41943b15213b4e613716b9649d6b13b5ed1044f2f180b6d769c8bc6c1a1862

    • SSDEEP

      1536:6LxJJlguY/NbvWU2VkWlVvtlqDyKJR40AEEoU:cc/R+U23vtlPR0p

    • Blocklisted process makes network request

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

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

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks