Analysis

  • max time kernel
    92s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 15:40

General

  • Target

    65a5e996869625b9571fbd1207ceccca74b25ece462d431b43edf44f687a2c53N.exe

  • Size

    175KB

  • MD5

    f5db3e0e46ff8bb4b2c54b9fba06f750

  • SHA1

    f652ca1ad8a0a9d4ec93338cfa8cc67de49d0d16

  • SHA256

    65a5e996869625b9571fbd1207ceccca74b25ece462d431b43edf44f687a2c53

  • SHA512

    7c57589b06c059359be6184e4a8f5cbf7a2b52d3036827f121c0173b6fb37c26aae06fe30867496f929ca6ab3b84a1552bf1da998f1b6aadeea68c9eb1dbe608

  • SSDEEP

    3072:+gGTVbC8O513gSx2Cx2lQBV+UdE+rECWp7hKgsC9TC:7GTJC1OSBV+UdvrEFp7hKjCI

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
  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65a5e996869625b9571fbd1207ceccca74b25ece462d431b43edf44f687a2c53N.exe
    "C:\Users\Admin\AppData\Local\Temp\65a5e996869625b9571fbd1207ceccca74b25ece462d431b43edf44f687a2c53N.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2368

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/2368-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2368-6-0x0000000000404000-0x0000000000407000-memory.dmp

    Filesize

    12KB

  • memory/2368-12-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2368-16-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2368-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB