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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
    12/10/2024, 09:14

General

  • Target

    08282bf480bc42a409c74d8d2c27dbf1840def907f92892f17d5fe1ca7e3b739N.dll

  • Size

    135KB

  • MD5

    054a929198d8e58b89915c5a6bb5a050

  • SHA1

    047e8dcabd4b7dc337648d161c4cc26b954c37b0

  • SHA256

    08282bf480bc42a409c74d8d2c27dbf1840def907f92892f17d5fe1ca7e3b739

  • SHA512

    c55978c736adec445242a6146b3b3b959473017af1c0b3f89e6d4596d47986b4f1c5383b5757ecfd79d8d82f02846d1d87a5f39c9713f635a73c0e6e85f231a2

  • SSDEEP

    3072:uiC/82anJKoFmdPvhrN2lQBV+UdE+rECWp7hKRx:uD8rJjmdPvvBV+UdvrEFp7hKv

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 2 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.

  • Modifies registry class 62 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\08282bf480bc42a409c74d8d2c27dbf1840def907f92892f17d5fe1ca7e3b739N.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2732
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\08282bf480bc42a409c74d8d2c27dbf1840def907f92892f17d5fe1ca7e3b739N.dll
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:3884

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/3884-7-0x0000000001640000-0x0000000001670000-memory.dmp

    Filesize

    192KB

  • memory/3884-6-0x0000000001640000-0x0000000001670000-memory.dmp

    Filesize

    192KB

  • memory/3884-8-0x0000000001640000-0x0000000001670000-memory.dmp

    Filesize

    192KB