Overview

overview

8

Static

static

1

c628bb46ec...24.exe

windows7-x64

8

c628bb46ec...24.exe

windows10-2004-x64

8

Sharing

Copy URL Twitter E-mail

General

  • Target

    c628bb46ec24560f23034f11a033957a2a7831207c3a694a5bc20036fa0d6e24

  • Size

    792KB

  • Sample

    220919-jxy2lafdc4

  • MD5

    5d34c2d8f32f31d6f95ee12ec3508a81

  • SHA1

    9d29a8ea0f0f000ddf37b35a49621ce6fe404574

  • SHA256

    c628bb46ec24560f23034f11a033957a2a7831207c3a694a5bc20036fa0d6e24

  • SHA512

    662e8f84d8bb606b10d568ae944c3cbba500d307359f03f9bc9b9300f3db6441f069921a6dc9eda39d1258f35dc79d7e3109eb54f24ce15ae96aea4eb233f1e1

  • SSDEEP

    12288:8+Z34s6quOMK+yK/uFeVXGxrviIEX0R/B6PY50VGZtMwKVLhBDDeZS3hHU9i4MPW:JJ6NjKCmFeVXGNiIv90VMtdKVf29hF

Score
8/10
bootkitpersistenceupx

Malware Config

Targets

    • Target

      c628bb46ec24560f23034f11a033957a2a7831207c3a694a5bc20036fa0d6e24

    • Size

      792KB

    • MD5

      5d34c2d8f32f31d6f95ee12ec3508a81

    • SHA1

      9d29a8ea0f0f000ddf37b35a49621ce6fe404574

    • SHA256

      c628bb46ec24560f23034f11a033957a2a7831207c3a694a5bc20036fa0d6e24

    • SHA512

      662e8f84d8bb606b10d568ae944c3cbba500d307359f03f9bc9b9300f3db6441f069921a6dc9eda39d1258f35dc79d7e3109eb54f24ce15ae96aea4eb233f1e1

    • SSDEEP

      12288:8+Z34s6quOMK+yK/uFeVXGxrviIEX0R/B6PY50VGZtMwKVLhBDDeZS3hHU9i4MPW:JJ6NjKCmFeVXGNiIv90VMtdKVf29hF

    Score
    8/10
    bootkitpersistenceupx

    • Blocklisted process makes network request

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • 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.

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks