Analysis

  • max time kernel
    146s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 20:27

General

  • Target

    2024-12-11_ec0aa154e8d6107ba95ff638bb9aecfa_floxif_frostygoop_snatch.exe

  • Size

    3.6MB

  • MD5

    ec0aa154e8d6107ba95ff638bb9aecfa

  • SHA1

    3473abf02cb66958f90559cf5adf96e511a0abab

  • SHA256

    c9385b83623dbc5583a06466a7af15a005772f36e763f040dee4334721f101ff

  • SHA512

    952df3cc3913e7723f3e9cddf02fa7065077beea945dd5e6a5c383c3d615f1c8909f65538e00a6a621944f60238c4d51e077bb69010f64ba13bb4f8c9d16eef9

  • SSDEEP

    49152:VRs2n1IKqvQtRWme4s5LVc/fp18n5Igsxjq2iOIr+3r4ArUZa:zs2WpyEme4fOTwq2iOLkQma

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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-11_ec0aa154e8d6107ba95ff638bb9aecfa_floxif_frostygoop_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-11_ec0aa154e8d6107ba95ff638bb9aecfa_floxif_frostygoop_snatch.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:4640

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/4640-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4640-6-0x0000000000D71000-0x0000000000D72000-memory.dmp

    Filesize

    4KB

  • memory/4640-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4640-13-0x0000000000D70000-0x0000000001128000-memory.dmp

    Filesize

    3.7MB

  • memory/4640-20-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4640-24-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4640-30-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4640-32-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB