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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/01/2025, 08:03

General

  • Target

    a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.exe

  • Size

    286KB

  • MD5

    62100b5192d9c97ca2ce968c2c61bd19

  • SHA1

    bec16da72f8bf813e7e64bf9ef18f2b7927e706b

  • SHA256

    a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145

  • SHA512

    f8cafa9e13268dfe5d5c6b217449745ad412ba8d4996dd7a9c6e89cca65cedc74f2d2f40146fc87d252a2adc304adcb59bbe6d0888158bc2a39b677ff26a8313

  • SSDEEP

    6144:R7gKNkhCQ5kHouyXnZhB+h8WHlBV+UdvrEFp7hKRQ:R7gKNkhCQJuyXnPB+h8WHlBjvrEH7sQ

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\a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.exe
    "C:\Users\Admin\AppData\Local\Temp\a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4952

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

  • memory/4952-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4952-7-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4952-5-0x0000000000B20000-0x0000000000B57000-memory.dmp

    Filesize

    220KB