Analysis

  • max time kernel
    142s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    10-12-2024 21:55

General

  • Target

    481c595d94457ceb00cad78511ee195d386133352cf4a6fc2f8035e25af234db.exe

  • Size

    698KB

  • MD5

    d2de4ab034f66ec39dcb87d0eabc7d7e

  • SHA1

    07e2fe7c27d50c2890e287d80ffc32e8d314a4ad

  • SHA256

    481c595d94457ceb00cad78511ee195d386133352cf4a6fc2f8035e25af234db

  • SHA512

    2b75f12a5ca396799fa6a679abe8f411c0e7f9af386118d244aeeee5c2adf962ca8c633963f31a166e313660cf888c8ab5a6672ca5b4a85c7d607f26c4622703

  • SSDEEP

    12288:9ygEUSxK+3BLJQTaU7PYeSTWbFI1qGdtza4osfg8DeMQJ6BjvrEH7W1DFN:ZEUSvxLJQTaUEdWxIj/1oyCMrEH7W1Dn

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 8 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\481c595d94457ceb00cad78511ee195d386133352cf4a6fc2f8035e25af234db.exe
    "C:\Users\Admin\AppData\Local\Temp\481c595d94457ceb00cad78511ee195d386133352cf4a6fc2f8035e25af234db.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:2644

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/2644-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2644-10-0x0000000000400000-0x00000000004A1000-memory.dmp

    Filesize

    644KB

  • memory/2644-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2644-16-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2644-20-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2644-26-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2644-30-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2644-32-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB