General

  • Target

    4930cdefd09a26e8162891450d6f759518f30d961fb95e70e66efa0cb99e9aaa

  • Size

    74KB

  • Sample

    240611-1d6e1aserb

  • MD5

    8066e07a3a1b50b38afcd31e8759afd3

  • SHA1

    2b74927e06e694bd6dc6461c8c3e93f773fc96db

  • SHA256

    4930cdefd09a26e8162891450d6f759518f30d961fb95e70e66efa0cb99e9aaa

  • SHA512

    45367b704bcff86c10c3d6bba82cddc785542c4b47f29bfea3747bc6e86e8b6c1b7aeada6ac6ea3a997bb0827508677997b6a87752ba6b9d90c5829ccf67144a

  • SSDEEP

    1536:6LxJJlguY/NbvWU2VkWlVvtlqDyKJR40AEEo:cc/R+U23vtlPR0p

Malware Config

Targets

    • Target

      4930cdefd09a26e8162891450d6f759518f30d961fb95e70e66efa0cb99e9aaa

    • Size

      74KB

    • MD5

      8066e07a3a1b50b38afcd31e8759afd3

    • SHA1

      2b74927e06e694bd6dc6461c8c3e93f773fc96db

    • SHA256

      4930cdefd09a26e8162891450d6f759518f30d961fb95e70e66efa0cb99e9aaa

    • SHA512

      45367b704bcff86c10c3d6bba82cddc785542c4b47f29bfea3747bc6e86e8b6c1b7aeada6ac6ea3a997bb0827508677997b6a87752ba6b9d90c5829ccf67144a

    • SSDEEP

      1536:6LxJJlguY/NbvWU2VkWlVvtlqDyKJR40AEEo:cc/R+U23vtlPR0p

    • 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.

    • UPX packed file

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

    • 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