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General

  • Target

    EAappInstaller.exe

  • Size

    2.3MB

  • Sample

    240308-nryabsea52

  • MD5

    21b54d5a0366cc68b5fc256c25e55ce2

  • SHA1

    930490034263eac10ef8522fcc4a959abb153ffd

  • SHA256

    0fd93486eaeda7facd105c29d5cdab8183765295aa3148ea34e7c431625b2479

  • SHA512

    627617e8b75b2ee014194d6c64c908d1b0c0291d8a657498fe6328b7c1acb2bb0f696aa08427b70e424017f380531b5ed283d9f19cd87d214eee7ab39056663d

  • SSDEEP

    49152:RT2pZ15hxVxUHGsVPc2LbpsZ79bJGBFHg1La+:RT0P3xUH3hbABJGBFA1++

Malware Config

Targets

    • Target

      EAappInstaller.exe

    • Size

      2.3MB

    • MD5

      21b54d5a0366cc68b5fc256c25e55ce2

    • SHA1

      930490034263eac10ef8522fcc4a959abb153ffd

    • SHA256

      0fd93486eaeda7facd105c29d5cdab8183765295aa3148ea34e7c431625b2479

    • SHA512

      627617e8b75b2ee014194d6c64c908d1b0c0291d8a657498fe6328b7c1acb2bb0f696aa08427b70e424017f380531b5ed283d9f19cd87d214eee7ab39056663d

    • SSDEEP

      49152:RT2pZ15hxVxUHGsVPc2LbpsZ79bJGBFHg1La+:RT0P3xUH3hbABJGBFA1++

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Registers COM server for autorun

    • Adds Run key to start application

    • Blocklisted process makes network request

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

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

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks