Overview

overview

10

Static

static

1

2024-12-23...if.exe

windows7-x64

10

2024-12-23...if.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2024 12:45

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General

  • Target

    2024-12-23_108c498a512ba2bf104dbb9e865f0277_bkransomware_floxif.exe

  • Size

    2.1MB

  • MD5

    108c498a512ba2bf104dbb9e865f0277

  • SHA1

    b731c545d251c6823cf268c5ac2feb9f2b43075d

  • SHA256

    a629520564da3f32e55207b4b987f0e049d52434f7684a43e745ea19900e4189

  • SHA512

    825c2b071bc98b2fe07524fdea6d31c7670c2c1e7ba02aec64e4093cfd17e41b4ff76018e31788de4818bc7cce6b40bbebd5e0abe688a7800f20ec178d16fbe5

  • SSDEEP

    49152:/ofqq2msxBMWSxRio/D4avGJ6+Y59N2153dqPk4utu+NNAVw6rPY1:gCq2R3MWSxN/M2GJrYx2r3UPk4utCVo

Score
10/10
floxifbackdoordiscoverytrojanupx

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
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 3 IoCs

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

    upx
  • Drops file in Program Files directory 2 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-23_108c498a512ba2bf104dbb9e865f0277_bkransomware_floxif.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-23_108c498a512ba2bf104dbb9e865f0277_bkransomware_floxif.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2212

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/2212-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/2212-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/2212-10-0x0000000001260000-0x0000000001475000-memory.dmp

    Filesize

    2.1MB

    Download