Analysis

  • max time kernel
    16s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 12:28

General

  • Target

    2024-12-22_e39bf0251fd8b788eb82bfd009843c51_floxif_mafia.exe

  • Size

    2.2MB

  • MD5

    e39bf0251fd8b788eb82bfd009843c51

  • SHA1

    e5eaa2c0f1e0631a7287213dd1f9a078593dbde5

  • SHA256

    c4a01c1381c2999c6300bd530880f5ebf473e5b52c9c5e30cbf1c1bff28f2fbf

  • SHA512

    d42ffee710ced8052caadb651915a84e84172443dc2dbbe55012d8e89547ff8b10d139374dd986a8533a75c75547f570ca6809ca7df7a14cfb13020a8386a5c4

  • SSDEEP

    49152:Kc6tJFd5lBtMp9B1ZP7gg50r0n5/znbX7PJDz3pVO6pBfLP8rIdhOMRL5wyOKSeO:6tJFd5lBtMp9B1ZP7gg50r0n5/znbX7M

Malware Config

Signatures

  • Floxif family
  • Floxif, Floodfix

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

  • Detects Floxif payload 1 IoCs
  • 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.

  • 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.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-22_e39bf0251fd8b788eb82bfd009843c51_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-22_e39bf0251fd8b788eb82bfd009843c51_floxif_mafia.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:1744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/1744-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1744-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1744-10-0x00000000011C0000-0x00000000013E9000-memory.dmp

    Filesize

    2.2MB