General

  • Target

    ae6f1ecf892d0e4face593cda4fc7959b1c2681545311c4bc3cfbf3e7ce4c4fe

  • Size

    114KB

  • Sample

    240523-b98skahd4s

  • MD5

    bf50d947bb927bbd051ba64ec83d7c6a

  • SHA1

    099e9ac8f8cd4e4e675767df0b0100488ab7f98e

  • SHA256

    ae6f1ecf892d0e4face593cda4fc7959b1c2681545311c4bc3cfbf3e7ce4c4fe

  • SHA512

    601a0427691a2decb0814b304d50b6d639986d1d7fab72fec6a6b5f3b479fdd8c3e459e58a5f1b1289e379778e65234a1206830163a870805b1020db8ddedf73

  • SSDEEP

    3072:EagwS1Ut+KNPJI1F3Md55keTZwcM2I38QXyZ:vUGPJKF3Md55ZTZwz38QX+

Malware Config

Targets

    • Target

      ae6f1ecf892d0e4face593cda4fc7959b1c2681545311c4bc3cfbf3e7ce4c4fe

    • Size

      114KB

    • MD5

      bf50d947bb927bbd051ba64ec83d7c6a

    • SHA1

      099e9ac8f8cd4e4e675767df0b0100488ab7f98e

    • SHA256

      ae6f1ecf892d0e4face593cda4fc7959b1c2681545311c4bc3cfbf3e7ce4c4fe

    • SHA512

      601a0427691a2decb0814b304d50b6d639986d1d7fab72fec6a6b5f3b479fdd8c3e459e58a5f1b1289e379778e65234a1206830163a870805b1020db8ddedf73

    • SSDEEP

      3072:EagwS1Ut+KNPJI1F3Md55keTZwcM2I38QXyZ:vUGPJKF3Md55ZTZwz38QX+

    • Detects executables containing base64 encoded User Agent

    • UPX dump on OEP (original entry point)

    • Blocklisted process makes network request

    • 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.

MITRE ATT&CK Enterprise v15

Tasks