Overview

overview

10

Static

static

1

b75764783a...ec.exe

windows7-x64

10

b75764783a...ec.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    93s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 18:16

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General

  • Target

    b75764783acc03c3386e2c27a58f2629be2ffecdc04bb4a0e2570672c0005aec.exe

  • Size

    2.7MB

  • MD5

    814b6ea832d866cc73f6eac4beea5ce2

  • SHA1

    f150c9b039752b59da7fc344f5031ac9c530fdd8

  • SHA256

    b75764783acc03c3386e2c27a58f2629be2ffecdc04bb4a0e2570672c0005aec

  • SHA512

    49224842515e4a02db6560dab38c866f56cb3b3e378a3dc34d6715f7c02c7259f9bf91ce4109fe20d9a0f10efe814b8d6e260837eb04c8c84857b53a06d43e34

  • SSDEEP

    49152:/FJi+7OytIt34Ehz1XdggLOkJAwYzlbFky7CYVmyoZEhaTnMtSYXkNg1:/FJi+ayqVdggLBAjln7CymyougMdn

Score
10/10
floxifbackdoorbootkitdiscoverypersistencetrojanupx

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
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

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

    bootkitpersistence
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b75764783acc03c3386e2c27a58f2629be2ffecdc04bb4a0e2570672c0005aec.exe
    "C:\Users\Admin\AppData\Local\Temp\b75764783acc03c3386e2c27a58f2629be2ffecdc04bb4a0e2570672c0005aec.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

    Download Submit

  • memory/1160-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/1160-6-0x0000000000152000-0x0000000000153000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1160-9-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/1160-7-0x0000000000150000-0x00000000003F8000-memory.dmp

    Filesize

    2.7MB

    Download