Analysis

  • max time kernel
    93s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-09-2024 18:28

General

  • Target

    artifact.exe

  • Size

    730KB

  • MD5

    326808d154e921980caac8e265658549

  • SHA1

    89940dcac8b03ac58e9625b84cc14ecbc4ffeddd

  • SHA256

    d1003daac43214ba71c444feb460d93dcca020c10afeeee2d12ea5a1276bb3e2

  • SHA512

    7a59478208443a163ced16ed62f72481216d33d21883b195c0c45d72222f53da95d5a35402bf65d0098f0a42e51a0b8be658a65f2b865ee46a9f7997f9649b7c

  • SSDEEP

    12288:BlQ9IP2EyZz77XC1eVr1ltXifnTfExyRwP3XTjsXZ6M6CIvHnRgF8+3ZxBjvrEH5:BlQiPI7LCeV5LXi7f4yY3XfyZ6M675gG

Malware Config

Signatures

  • 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\artifact.exe
    "C:\Users\Admin\AppData\Local\Temp\artifact.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1136

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/1136-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1136-8-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1136-6-0x0000000000400000-0x00000000007AA000-memory.dmp

    Filesize

    3.7MB