Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/12/2024, 17:35 UTC

General

  • Target

    ae3c8c8bc7245c2c3ce27143ac4b8df7a38a24a01101c180fb68090105466540N.dll

  • Size

    1.3MB

  • MD5

    71d1364f0fc05c73736d4de8a4760770

  • SHA1

    125fd85523746fc041b13ba19ef7dbfec6ad0f4c

  • SHA256

    ae3c8c8bc7245c2c3ce27143ac4b8df7a38a24a01101c180fb68090105466540

  • SHA512

    8efc08d7329ae3bc459282381ba0a4edc0666a5c088204ad0912691fbb6bef357d3255b7199e4ca959d879a0c447934c229abc709ff85cd6bad29809b41cc9cd

  • SSDEEP

    24576:4/7ccEB92ub38mNBvNx5pOuuOT/QqTdyMMDHSrEH7H:NcEftb3xnNxkOT4qTdyMMDH9

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 WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ae3c8c8bc7245c2c3ce27143ac4b8df7a38a24a01101c180fb68090105466540N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ae3c8c8bc7245c2c3ce27143ac4b8df7a38a24a01101c180fb68090105466540N.dll,#1
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2248

Network

  • flag-us
    DNS
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
    Response
    8.8.8.8.in-addr.arpa
    IN PTR
    dnsgoogle
  • flag-us
    DNS
    97.17.167.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    97.17.167.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    67.209.201.84.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    67.209.201.84.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    69.31.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    69.31.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    58.55.71.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    58.55.71.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    53.210.109.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    53.210.109.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    206.23.85.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    206.23.85.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    92.12.20.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    92.12.20.2.in-addr.arpa
    IN PTR
    Response
    92.12.20.2.in-addr.arpa
    IN PTR
    a2-20-12-92deploystaticakamaitechnologiescom
  • flag-us
    DNS
    172.210.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.210.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    11.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    11.227.111.52.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    66 B
    90 B
    1
    1

    DNS Request

    8.8.8.8.in-addr.arpa

  • 8.8.8.8:53
    97.17.167.52.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    97.17.167.52.in-addr.arpa

  • 8.8.8.8:53
    67.209.201.84.in-addr.arpa
    dns
    72 B
    132 B
    1
    1

    DNS Request

    67.209.201.84.in-addr.arpa

  • 8.8.8.8:53
    69.31.126.40.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    69.31.126.40.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    58.55.71.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    58.55.71.13.in-addr.arpa

  • 8.8.8.8:53
    53.210.109.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    53.210.109.20.in-addr.arpa

  • 8.8.8.8:53
    206.23.85.13.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    206.23.85.13.in-addr.arpa

  • 8.8.8.8:53
    92.12.20.2.in-addr.arpa
    dns
    69 B
    131 B
    1
    1

    DNS Request

    92.12.20.2.in-addr.arpa

  • 8.8.8.8:53
    172.210.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.210.232.199.in-addr.arpa

  • 8.8.8.8:53
    11.227.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    11.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2248-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2248-6-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

We care about your privacy.

This website stores cookies on your computer. These cookies are used to improve your website experience and provide more personalized services to you, both on this website and through other media. To find out more about the cookies we use, see our Privacy Policy.