Overview

overview

10

Static

static

3

a4d36d6061...0N.exe

windows7-x64

10

a4d36d6061...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a4d36d6061527d3e3915d97f688e4e50N.exe

  • Size

    1.2MB

  • Sample

    240818-shjg2ayhqa

  • MD5

    a4d36d6061527d3e3915d97f688e4e50

  • SHA1

    2e4911926d1372f899048e31363708886a5168e2

  • SHA256

    5ef5eb5cd1f22d202ee122e198605c636f779ead5cfc5b2b184555de4ea404ac

  • SHA512

    a8a28fcfdefa49ed629b11d5ac3fa627869d932feadc704452eee990d9b92119307e40d5a9cd64e41f7ca62b15cd038e815041ccaa6ec9f72f9b6a731243d10b

  • SSDEEP

    24576:ELwruNHULnFUonAsTdPkMjwjLukDEIbAsM4SzXzzFlLlnNz8j:ESuN0LignTdPkhjikDH0/zBNz2

Score
10/10
floxifbackdoorbootkitdiscoverypersistencetrojanupx

Malware Config

Targets

    • Target

      a4d36d6061527d3e3915d97f688e4e50N.exe

    • Size

      1.2MB

    • MD5

      a4d36d6061527d3e3915d97f688e4e50

    • SHA1

      2e4911926d1372f899048e31363708886a5168e2

    • SHA256

      5ef5eb5cd1f22d202ee122e198605c636f779ead5cfc5b2b184555de4ea404ac

    • SHA512

      a8a28fcfdefa49ed629b11d5ac3fa627869d932feadc704452eee990d9b92119307e40d5a9cd64e41f7ca62b15cd038e815041ccaa6ec9f72f9b6a731243d10b

    • SSDEEP

      24576:ELwruNHULnFUonAsTdPkMjwjLukDEIbAsM4SzXzzFlLlnNz8j:ESuN0LignTdPkhjikDH0/zBNz2

    Score
    10/10
    floxifbackdoorbootkitdiscoverypersistencetrojanupx

    • Floxif, Floodfix

      Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

      backdoortrojanfloxif

    • Detects Floxif payload

      backdoor

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Network Service Discovery

      Attempt to gather information on host's network.

      discovery

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks