Analysis

  • max time kernel
    95s
  • 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
    24-12-2024 03:56

General

  • Target

    acb228b66695dc08d19b2f76b203056a920fe58df3aaf6281ee4645d72b70d69.exe

  • Size

    808KB

  • MD5

    eed6699d047c428b70bc3d99e355a7c2

  • SHA1

    632b2c7be0dc4c054b9dbf8c6b0db5d5499a34ff

  • SHA256

    acb228b66695dc08d19b2f76b203056a920fe58df3aaf6281ee4645d72b70d69

  • SHA512

    54f168d2c73c775c053dd37dd271869261484f6d47bbebab98957600e65cc995ea9f0bef2200e35b3b3cb6a6ec3ffeb827aae14f807938c108d234ca5a7c6237

  • SSDEEP

    12288:MJKCRsK2OANPG2Nl4ySBCGdo6hcXBW3CMYxHwALEQ2BjvrEH7q:LVrNl4yh8DhcXBW3CM4rgrEH7q

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
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\acb228b66695dc08d19b2f76b203056a920fe58df3aaf6281ee4645d72b70d69.exe
    "C:\Users\Admin\AppData\Local\Temp\acb228b66695dc08d19b2f76b203056a920fe58df3aaf6281ee4645d72b70d69.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
    PID:4028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/4028-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4028-10-0x0000000076D15000-0x0000000076D16000-memory.dmp

    Filesize

    4KB

  • memory/4028-11-0x0000000076D00000-0x0000000076D63000-memory.dmp

    Filesize

    396KB

  • memory/4028-14-0x0000000076D00000-0x0000000076D63000-memory.dmp

    Filesize

    396KB

  • memory/4028-15-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4028-16-0x0000000076D00000-0x0000000076D63000-memory.dmp

    Filesize

    396KB