Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-08-2024 19:12

General

  • Target

    11abab2b13602043ed3005bfed6fd33e7e63791e16e4a6c77d90643667e893f5.exe

  • Size

    249KB

  • MD5

    45c26c120dc9cedf8886fe4af6b67c0e

  • SHA1

    2cd0d80dab24ee79b2cefde04972d49133c5db8d

  • SHA256

    11abab2b13602043ed3005bfed6fd33e7e63791e16e4a6c77d90643667e893f5

  • SHA512

    bf80b445eb1b516e0cc725e2f3144c348db16a867d9d9d5018f9cbe7d74c093422d3d2ddeb5368670165f8e055b648c8d4e82005a3b5e52e845ce29f71b32da8

  • SSDEEP

    6144:NMhEILGFkzhr0dGj9ojBV+UdvrEFp7hK8x:UBcoaGj9ojBjvrEH7B

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 5 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\11abab2b13602043ed3005bfed6fd33e7e63791e16e4a6c77d90643667e893f5.exe
    "C:\Users\Admin\AppData\Local\Temp\11abab2b13602043ed3005bfed6fd33e7e63791e16e4a6c77d90643667e893f5.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3568
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3568 -s 412
      2⤵
      • Program crash
      PID:4572
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3568 -ip 3568
    1⤵
      PID:808

    Network

    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/3568-0-0x0000000000400000-0x000000000046C000-memory.dmp

      Filesize

      432KB

    • memory/3568-3-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/3568-7-0x0000000002240000-0x0000000002241000-memory.dmp

      Filesize

      4KB

    • memory/3568-9-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/3568-8-0x0000000000400000-0x000000000046C000-memory.dmp

      Filesize

      432KB