Analysis

  • max time kernel
    96s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2024 23:50

General

  • Target

    9ffbca07dce4cea289e539d8c93d79ec4dadc2489620d568c844b7a18a081cab.exe

  • Size

    1.5MB

  • MD5

    526fa4df9f46bba9436fcaa7f5dbdc06

  • SHA1

    41a6fb2047f0c9b66ae4ffcbecb25f9654e64b49

  • SHA256

    9ffbca07dce4cea289e539d8c93d79ec4dadc2489620d568c844b7a18a081cab

  • SHA512

    fea33cefb67cc232b67d7fd5ea66383ccea94486b84fe3653192842f1ec24a35e9fe98cc4c73be0f71d22ec14efda85c04f0e456b193a91295b87ca7b3fd2045

  • SSDEEP

    24576:I5t6Bnh/TwSfVcYG3K/cJHlnFR+IGNe8j3IzkrEH74:StqnhLNiXicJFFRGNzj3T

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
  • Drops file in System32 directory 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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ffbca07dce4cea289e539d8c93d79ec4dadc2489620d568c844b7a18a081cab.exe
    "C:\Users\Admin\AppData\Local\Temp\9ffbca07dce4cea289e539d8c93d79ec4dadc2489620d568c844b7a18a081cab.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2032

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/2032-0-0x0000000000400000-0x000000000061A000-memory.dmp

    Filesize

    2.1MB

  • memory/2032-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2032-6-0x0000000002670000-0x00000000026D6000-memory.dmp

    Filesize

    408KB

  • memory/2032-11-0x0000000002670000-0x00000000026D6000-memory.dmp

    Filesize

    408KB

  • memory/2032-13-0x000000000040D000-0x0000000000410000-memory.dmp

    Filesize

    12KB

  • memory/2032-17-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2032-18-0x0000000000400000-0x000000000061A000-memory.dmp

    Filesize

    2.1MB