Overview

overview

9

Static

static

fujian_xst.exe

windows7-x64

9

fujian_xst.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    09a814bc6955775bd006484c1098aa2e9d42afdd298261e1456ed26f1dcaf1e5

  • Size

    510KB

  • Sample

    221125-2q24sace93

  • MD5

    47333d37a3084db8826bb3d425caed11

  • SHA1

    2df9f7cbdef2c6651756675471e627e9ad05998b

  • SHA256

    09a814bc6955775bd006484c1098aa2e9d42afdd298261e1456ed26f1dcaf1e5

  • SHA512

    17e48987634b6d959f3143620897ceca087a3bdecb1fdd9a5c6ff814930f47e96ecea56f70477fa7fb723fc52560bb453a1b9c180ae676d131980d2d3116142c

  • SSDEEP

    12288:9RALejXVHcnXmpirToazakLoEx8AauMqBG5fAjszGx9:TAapHywirToafmzuMqBGSkG9

Score
9/10
bootkitpersistenceupx

Malware Config

Targets

    • Target

      fujian_xst.exe

    • Size

      1.3MB

    • MD5

      51bd2ef56c691effd229419d38f75087

    • SHA1

      f6dc0bfd564641a7ff6c6acf5c85061039310c4a

    • SHA256

      b5a63eba28ae7799be4a7482b427133f92e3d5bdbf2019f931f785b0b5dc3aac

    • SHA512

      4aa45c9f8e311d8861909aa9c859432020440faf4b9c3194f5081a22a40baec3066bb19b6af31933ef231c0171301a8b40c5e37d754e70c911accd0078bb6de5

    • SSDEEP

      24576:dS7PvNyB1bUSbLtxCl1xYBeJjrgIk6bWWbCcKk4gV2V0jG3A:dSE1jMbPJ06bWbcIY2mf

    Score
    9/10
    bootkitpersistenceupx

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • UPX packed file

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

      upx

    • Loads dropped DLL

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks