Analysis

  • max time kernel
    15s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    15-08-2024 23:50

General

  • Target

    dcd3425f776ce0423853e20f79248800N.exe

  • Size

    1.1MB

  • MD5

    dcd3425f776ce0423853e20f79248800

  • SHA1

    32f6adc68de08b201ec4565fe157912369aec583

  • SHA256

    efac18fa75409480b420423090f5369baf160bdff81974f295afac0760ea4d2b

  • SHA512

    288d7bf13514c7dfa9b9f7c2eeeecf1a6f85ff7d0e2e773ff5d74fb6a4e0a8520779d5893fe85b7bd137ad1a595d31a4da39986cee009c4b7f776406b337d76e

  • SSDEEP

    24576:XaH5v6YrjbnypQ82C+jAn4eUHqrTrEH7f:XovHjGpQJ5A4I2

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.

  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dcd3425f776ce0423853e20f79248800N.exe
    "C:\Users\Admin\AppData\Local\Temp\dcd3425f776ce0423853e20f79248800N.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:1952

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/1952-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1952-5-0x0000000000427000-0x000000000042A000-memory.dmp

    Filesize

    12KB

  • memory/1952-22-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB