Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 20:09

General

  • Target

    1cdee54a7cfb55d815eaf42e3524b6805b77b0036471cdc8f90182a8cc1d72ec.exe

  • Size

    284KB

  • MD5

    c6078dd8e03db47e136e8bc28468fa7f

  • SHA1

    84c4de2e2b212ea42e921b0d89d7c3ca633db9d9

  • SHA256

    1cdee54a7cfb55d815eaf42e3524b6805b77b0036471cdc8f90182a8cc1d72ec

  • SHA512

    095ab0ab74b3d704408b25f940b117366014d2e1693c365f71aa2603c0e9bae1abd3a87e91620229a129078027d5aa44f2c9268fa81e702d3eea9958eca740c9

  • SSDEEP

    6144:rL8ej3IoO7UaO5QhDAGqZmPe1fgJj1BBV+UdvrEFp7hKa:rLbriTh6e62hBBjvrEH71

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
  • 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 7 IoCs

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

  • Drops file in Program Files directory 2 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 behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1cdee54a7cfb55d815eaf42e3524b6805b77b0036471cdc8f90182a8cc1d72ec.exe
    "C:\Users\Admin\AppData\Local\Temp\1cdee54a7cfb55d815eaf42e3524b6805b77b0036471cdc8f90182a8cc1d72ec.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:4024
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x2f8 0x490
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2968

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

  • C:\Program Files\Common Files\System\symsrv.dll.000

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

  • memory/4024-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4024-6-0x0000000000402000-0x0000000000406000-memory.dmp

    Filesize

    16KB

  • memory/4024-7-0x00000000021E0000-0x0000000002207000-memory.dmp

    Filesize

    156KB

  • memory/4024-13-0x0000000000400000-0x0000000000449000-memory.dmp

    Filesize

    292KB

  • memory/4024-16-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4024-17-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4024-18-0x0000000000400000-0x0000000000449000-memory.dmp

    Filesize

    292KB

  • memory/4024-25-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4024-28-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4024-34-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB