Analysis

  • max time kernel
    101s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-08-2024 02:26

General

  • Target

    e3f117d1daf7bb6d8b0003c7e5803ea0N.exe

  • Size

    364KB

  • MD5

    e3f117d1daf7bb6d8b0003c7e5803ea0

  • SHA1

    ad4e46341dd247533e67bade969d80433ea7c180

  • SHA256

    149745a1cf597a9fa7c7235ae51d00d0186748377bac3e68ff18d98ebd8a66c9

  • SHA512

    284176ffa7e3c4acfdc630c9d08f53dfb33fc117f4a7b2d64a14bc8034532a0f9d59e332dcd01c1cd77e843535c354ada84c38d6e52c2bf00791a71f896ab372

  • SSDEEP

    6144:i++3nuxe3py3a+4QWA4HYcOY/Q/YgvaUAAO1g2tYeBV+UdvrEFp7hKSq:iVnu83py3aqDc9SAeeBjvrEH7i

Malware Config

Signatures

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\e3f117d1daf7bb6d8b0003c7e5803ea0N.exe
    "C:\Users\Admin\AppData\Local\Temp\e3f117d1daf7bb6d8b0003c7e5803ea0N.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4468

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/4468-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4468-5-0x0000000000161000-0x0000000000162000-memory.dmp

    Filesize

    4KB

  • memory/4468-6-0x0000000000160000-0x00000000001AB000-memory.dmp

    Filesize

    300KB

  • memory/4468-8-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB