Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 00:14

General

  • Target

    01199bb26c2b850d351da69e3715ddb40ea30aa781fe6e600464d84a748ed5f5N.exe

  • Size

    133KB

  • MD5

    db8083bd3c70fbc98237101f5c92a5f0

  • SHA1

    ea774788fd0ac83f67e770c0daa2fb661b49f35c

  • SHA256

    01199bb26c2b850d351da69e3715ddb40ea30aa781fe6e600464d84a748ed5f5

  • SHA512

    dbf194a7980ab6685c52814d4494250bf8940003f453f6821aa1c94d39b0b6a0f64684782348ba3a573b9bea3a359d4ae1a548d082e8e99e31f689d298d31081

  • SSDEEP

    1536:LqqfQHIkGlFqbHZ9ggppx2+XTN2s+zheW6BVrqzCJ3bdDY+W14N4NmzWlIA7hKRb:RgGaZx2+52lQBV+UdE+rECWp7hKETFMn

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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\01199bb26c2b850d351da69e3715ddb40ea30aa781fe6e600464d84a748ed5f5N.exe
    "C:\Users\Admin\AppData\Local\Temp\01199bb26c2b850d351da69e3715ddb40ea30aa781fe6e600464d84a748ed5f5N.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:1800

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/1800-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1800-5-0x0000000000408000-0x0000000000409000-memory.dmp

    Filesize

    4KB

  • memory/1800-11-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1800-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB