Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    16-08-2024 18:34

General

  • Target

    211aa3b521e8d4a5eb1148c7c47752e002ddfe364aba3472606a7704634aaf9b.exe

  • Size

    3.9MB

  • MD5

    6324f5821646d4f77e0074d7f84e1a64

  • SHA1

    2edc2ff51efdcebbf1bb2d9d471224f155b1e724

  • SHA256

    211aa3b521e8d4a5eb1148c7c47752e002ddfe364aba3472606a7704634aaf9b

  • SHA512

    e93e613ce31121f3dcfab61d87799fa35fb8127d6869ea8a628a3ef49dd86978426bcde02e2181b213ed0b588441d5af353da5713306696ef4c2912690c191f7

  • SSDEEP

    98304:1g+ESjoa9kZ6DRwcEtzCyQWvKglLgeQ/Pn9rj+De0nzQUyk:1g+ESJ9k6bOvTgRn9rj+DoUb

Malware Config

Signatures

  • Floxif, Floodfix

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

  • Detects Floxif payload 1 IoCs
  • 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.

  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\211aa3b521e8d4a5eb1148c7c47752e002ddfe364aba3472606a7704634aaf9b.exe
    "C:\Users\Admin\AppData\Local\Temp\211aa3b521e8d4a5eb1148c7c47752e002ddfe364aba3472606a7704634aaf9b.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:1648

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/1648-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1648-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1648-10-0x00000000002D0000-0x00000000006B0000-memory.dmp

    Filesize

    3.9MB