Analysis

  • max time kernel
    140s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    15-08-2024 18:24

General

  • Target

    07cef758d4db33a0d56ce07a1ac461652a12422f4015be49e96858b2fc8e30e0.exe

  • Size

    3.8MB

  • MD5

    61f99b952df93ad5619d4136b27f89a9

  • SHA1

    124171d34c6f07b96207233fa675f7deb62a57a6

  • SHA256

    07cef758d4db33a0d56ce07a1ac461652a12422f4015be49e96858b2fc8e30e0

  • SHA512

    288b36d38084a2e324fa6ae2d83b0b191295dd345a86f74bdf27e6cc27c6441c50910a255531e20b8fb82fc8a7a6de653e3a5aeb398306dd91ee434e08efc297

  • SSDEEP

    98304:Ytc/iNuKEElj7Ssx6zXKJr9aEpaDwvVvtUD+yzOrf+AGUniav4Xbbt:Yq+LE4dxmoMWAwvNtmOBGPXPt

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
  • Program crash 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07cef758d4db33a0d56ce07a1ac461652a12422f4015be49e96858b2fc8e30e0.exe
    "C:\Users\Admin\AppData\Local\Temp\07cef758d4db33a0d56ce07a1ac461652a12422f4015be49e96858b2fc8e30e0.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2332 -s 196
      2⤵
      • Program crash
      PID:2340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2332-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2332-5-0x0000000001111000-0x0000000001112000-memory.dmp

    Filesize

    4KB

  • memory/2332-6-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2332-7-0x0000000001110000-0x00000000020FE000-memory.dmp

    Filesize

    15.9MB