Analysis

  • max time kernel
    141s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    08-01-2025 08:10

General

  • Target

    ca8282ee04a8fbc86ddbbebb7fd07c583b790f2c7208429ebf8b36ae2fbcfab3.exe

  • Size

    116KB

  • MD5

    ee30eda278d147a17f0b5d10f3d4279c

  • SHA1

    b55ee644dd65d3b54437bdadbef4ea0f6f89dac6

  • SHA256

    ca8282ee04a8fbc86ddbbebb7fd07c583b790f2c7208429ebf8b36ae2fbcfab3

  • SHA512

    04bcb6aac2194add156921a6580e837415f5b8a1e232baa01399de88a1c398aec6b016d0e9ae88e35918e9c03c90694d31de4213368da12190892b263f458242

  • SSDEEP

    1536:kk2i9mVscPgvgGX8NEzTN2s+zheW6BVrqzCJ3bdDY+W14N4NmzWlIA7hKRQYV6:kvhPgvJX8NEN2lQBV+UdE+rECWp7hKB8

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 9 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca8282ee04a8fbc86ddbbebb7fd07c583b790f2c7208429ebf8b36ae2fbcfab3.exe
    "C:\Users\Admin\AppData\Local\Temp\ca8282ee04a8fbc86ddbbebb7fd07c583b790f2c7208429ebf8b36ae2fbcfab3.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
    • Suspicious use of SetWindowsHookEx
    PID:2216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2216-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2216-5-0x0000000000401000-0x0000000000404000-memory.dmp

    Filesize

    12KB

  • memory/2216-11-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2216-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2216-13-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2216-16-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2216-19-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2216-24-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2216-27-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2216-28-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB