General

  • Target

    1f35a53d85676d42b288490df1629bcf32b66a883373238acfd891f1c5915273

  • Size

    414KB

  • Sample

    241016-avzexatglb

  • MD5

    8ed6fc461fb1cad41bbbe997fc33524b

  • SHA1

    c8ab52a0ac4be3b5a87e029e4d19fae59318069e

  • SHA256

    1f35a53d85676d42b288490df1629bcf32b66a883373238acfd891f1c5915273

  • SHA512

    9e18a5f23c9f27c8798b136c9d88ae2d918643623bf96c4c9f5b85aa85cc2bd26cb974b8f8376e34cc8cd8f13229a99921defb963456d7129c87fc74868970b7

  • SSDEEP

    6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse

Malware Config

Targets

    • Target

      1f35a53d85676d42b288490df1629bcf32b66a883373238acfd891f1c5915273

    • Size

      414KB

    • MD5

      8ed6fc461fb1cad41bbbe997fc33524b

    • SHA1

      c8ab52a0ac4be3b5a87e029e4d19fae59318069e

    • SHA256

      1f35a53d85676d42b288490df1629bcf32b66a883373238acfd891f1c5915273

    • SHA512

      9e18a5f23c9f27c8798b136c9d88ae2d918643623bf96c4c9f5b85aa85cc2bd26cb974b8f8376e34cc8cd8f13229a99921defb963456d7129c87fc74868970b7

    • SSDEEP

      6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse

    • Blocklisted process makes network request

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks