Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 05:28

General

  • Target

    2024-12-31_e1ff4880c402b6dc192c8b993ebb0db8_floxif_mafia.exe

  • Size

    512KB

  • MD5

    e1ff4880c402b6dc192c8b993ebb0db8

  • SHA1

    5caa573b29bf620d258fbfc2e5d0419a326f55e8

  • SHA256

    5b52b4899ab31c833ae18dbca5d0b09cb12a057c2ab04eb69ada3add865b73d9

  • SHA512

    d34a9f39fab7d59c10680842b663fc8ccce73b57d5d1b8886c5593c5505066a6a5fe0ebca20bdf5d23681dcc1c20d0a6bae6af67e5ab6f4658af28b95cca290d

  • SSDEEP

    12288:HKqMmoNiZiJrAkg+eecZE6nPMz0zS5VnDwvFNFSXGhK1VqejEdkGE2azATABjvrs:HKqMmodg+eLZE6nP4ieVS2GhK1VqeIAC

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
  • UPX packed file 3 IoCs

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

  • Drops file in Program Files directory 1 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 use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-31_e1ff4880c402b6dc192c8b993ebb0db8_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-31_e1ff4880c402b6dc192c8b993ebb0db8_floxif_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2920

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/2920-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2920-5-0x0000000001010000-0x0000000001080000-memory.dmp

    Filesize

    448KB

  • memory/2920-12-0x0000000001010000-0x0000000001080000-memory.dmp

    Filesize

    448KB

  • memory/2920-14-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB