Overview

overview

10

Static

static

1

431b7b1a9f...cc.exe

windows7-x64

10

431b7b1a9f...cc.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/03/2025, 18:04

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General

  • Target

    431b7b1a9f76fde5289baa0819bbda0f039520449fc3117314a5d804dd91b5cc.exe

  • Size

    2.7MB

  • MD5

    fefdfb773e50a177c1e49c36c1e01187

  • SHA1

    48a13eaa40ce37174f6640159f04ff147370d327

  • SHA256

    431b7b1a9f76fde5289baa0819bbda0f039520449fc3117314a5d804dd91b5cc

  • SHA512

    9a4464123526e5735254cce3c568082564dcfd57dce8c375e174fac80f157d6ba977f18e4b6ec875b3253bb4a1946cda9729a27fb9a50d9c976752c37dc3cfdc

  • SSDEEP

    49152:zPE6vXGUOYQMqclLy0wsXuhXabboP4ACQDAknmCwlzI8nd6yw+AZ/WY4N2WwW/K1:LFvX6MFLySXuhXa/oP4ACYAknmCMINyO

Score
10/10
floxifbackdoordiscoverypersistenceprivilege_escalationtrojanupx

Malware Config

Signatures

  • Floxif family
    floxif
  • Floxif, Floodfix

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

    backdoortrojanfloxif
  • Detects Floxif payload 1 IoCs
    backdoor
  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

    persistenceprivilege_escalation
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

    upx
  • Drops file in Program Files directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\431b7b1a9f76fde5289baa0819bbda0f039520449fc3117314a5d804dd91b5cc.exe
    "C:\Users\Admin\AppData\Local\Temp\431b7b1a9f76fde5289baa0819bbda0f039520449fc3117314a5d804dd91b5cc.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Program Files\Common Files\System\symsrv.dll
    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

    Download Submit

  • memory/604-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/604-7-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/604-5-0x0000000000CE0000-0x0000000000F88000-memory.dmp

    Filesize

    2.7MB

    Download