Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 18:25

General

  • Target

    2024-12-18_e0a7697149037e7fb7db590508ae0465_floxif_mafia.exe

  • Size

    239KB

  • MD5

    e0a7697149037e7fb7db590508ae0465

  • SHA1

    bbd8856a5a7a9efc471775194f9c6c1a189091c2

  • SHA256

    92c1c7bf7843e30011df5202ac31d518b67849439b90f53c533f2c737a3f2ea3

  • SHA512

    9d614116297aeb928d989ad382205331fcb02e7e09d9d49e12aa2943c2c96739db0a569b193cf3d09d509f2717f7c90c08863aa780f57ec621387135bd071381

  • SSDEEP

    6144:OXDN4pdDMjfSZlNn/IcpGnzfBV+UdvrEFp7hKUi:OXwdDMj6nNn/ppOzfBjvrEH7xi

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
  • UPX packed file 3 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-18_e0a7697149037e7fb7db590508ae0465_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-18_e0a7697149037e7fb7db590508ae0465_floxif_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2240

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

  • memory/2240-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2240-5-0x00000000013B0000-0x00000000013DE000-memory.dmp

    Filesize

    184KB

  • memory/2240-7-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB