Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 19:41

General

  • Target

    409a2e1b87725e8bd22484d4865abff2c33cf534f95d7305fba6e33021f232e4.exe

  • Size

    665KB

  • MD5

    26bec76f45f1c6be8c7540416bb9633d

  • SHA1

    b2b65a4d2f63e6d891c9811108612ba93438c412

  • SHA256

    409a2e1b87725e8bd22484d4865abff2c33cf534f95d7305fba6e33021f232e4

  • SHA512

    287ce9822c313faf58cf63543f48beedbd6a739abcacc38a7dfb1535eed37f9ec6badbfa97941aebea8620dcc407d133468f112ce7824ecd06ebc521e3cebeb7

  • SSDEEP

    12288:NgbXcWafJcLln5QwnVWqqPIBONhxsU/EbBjvrEH7Y:OrN90r/xsU/EhrEH7Y

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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\409a2e1b87725e8bd22484d4865abff2c33cf534f95d7305fba6e33021f232e4.exe
    "C:\Users\Admin\AppData\Local\Temp\409a2e1b87725e8bd22484d4865abff2c33cf534f95d7305fba6e33021f232e4.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:4688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • C:\Users\Admin\AppData\Local\Temp\log.txt

    Filesize

    6KB

    MD5

    4145d31009a37fbfad1c6b17d34bc2ed

    SHA1

    e0cc45d11f9754ecad36b6bafb73bfb288f7fba5

    SHA256

    ac426342978fa488d5ba1f380bde6d774e0a883a88c4658f18d3cd6a30cb93a3

    SHA512

    0c56ae45d8d37b0d17355dc91acc1ad741ea2dc7c1898380cd9f3f17d84430b4a96d2cfdf100c6c9cf1543cced2706e6400e4fd1e08057fabce81c5fd686b28f

  • memory/4688-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4688-64-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4688-63-0x00000000000C0000-0x000000000015A000-memory.dmp

    Filesize

    616KB