Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    08-01-2025 06:43

General

  • Target

    2025-01-08_fbc7ac8c6b5d21bdb019230ec8b3e404_floxif_hijackloader_mafia.exe

  • Size

    2.7MB

  • MD5

    fbc7ac8c6b5d21bdb019230ec8b3e404

  • SHA1

    49b6a4593454d92871176dd855f5175a532f4e97

  • SHA256

    3454c98f0d179cb3b8fcea0a2d1040083629abf54dee85f963e1bc2ed31038a9

  • SHA512

    df98b6b1c89906e8d0e5836879615e309641b37e93fb5785ba5ec2232fc842d2e7ee4e8b0a522eaf6fa8a1c2776847cc2d02f7e2beedba13cd4148e92040bb04

  • SSDEEP

    49152:KIGYB+v+ta6viBRbJXQvTatqc5doCUW5SwFAvhDzaDrhFmAJRcnZPCCGiPxe7W/i:K6TKB/AvKqc5doCUW5jFAvBODpRAZPCR

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
  • 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
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-08_fbc7ac8c6b5d21bdb019230ec8b3e404_floxif_hijackloader_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-08_fbc7ac8c6b5d21bdb019230ec8b3e404_floxif_hijackloader_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1964

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/1964-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1964-7-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1964-5-0x0000000000250000-0x00000000004F8000-memory.dmp

    Filesize

    2.7MB