Overview

overview

10

Static

static

3

2025-04-03...yn.exe

windows10-2004-x64

10

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General

  • Target

    2025-04-03_511e7ba3b99b33a5bf30988fda35eb65_black-basta_cobalt-strike_floxif_luca-stealer_swisyn

  • Size

    590KB

  • Sample

    250403-vlcvrszvez

  • MD5

    511e7ba3b99b33a5bf30988fda35eb65

  • SHA1

    8e7ab31d7962dcca4c67c054d00816109139357c

  • SHA256

    63a1c6214d0b054a3f4ba490ad61ee07f05f5fa7d5a79fffacd4b24b4e84722e

  • SHA512

    4199e749a5e7d80a14d9f0c3949357e894a796b11f4449559da0c333592c60a79aebcef86ad054707c2c59d0427d90714d84652e16ec52b67da3e0c95008a842

  • SSDEEP

    12288:cFUNDa6FAhDaXkDOymC2+7Mdjm7sBjvrEH78n:cFOa6FwaXkqi7Mdjm7GrEH78n

Score
10/10
floxifbackdoordefense_evasiondiscoverypersistencetrojanupx

Malware Config

Targets

    • Target

      2025-04-03_511e7ba3b99b33a5bf30988fda35eb65_black-basta_cobalt-strike_floxif_luca-stealer_swisyn

    • Size

      590KB

    • MD5

      511e7ba3b99b33a5bf30988fda35eb65

    • SHA1

      8e7ab31d7962dcca4c67c054d00816109139357c

    • SHA256

      63a1c6214d0b054a3f4ba490ad61ee07f05f5fa7d5a79fffacd4b24b4e84722e

    • SHA512

      4199e749a5e7d80a14d9f0c3949357e894a796b11f4449559da0c333592c60a79aebcef86ad054707c2c59d0427d90714d84652e16ec52b67da3e0c95008a842

    • SSDEEP

      12288:cFUNDa6FAhDaXkDOymC2+7Mdjm7sBjvrEH78n:cFOa6FwaXkqi7Mdjm7GrEH78n

    Score
    10/10
    floxifbackdoordefense_evasiondiscoverypersistencetrojanupx

    • Floxif family

      floxif

    • Floxif, Floodfix

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

      backdoortrojanfloxif

    • Modifies visiblity of hidden/system files in Explorer

      defense_evasion

    • Detects Floxif payload

      backdoor

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • UPX packed file

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

      upx
    behavioral1

MITRE ATT&CK Enterprise v15

Tasks