Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-01-2025 13:41

General

  • Target

    13243b57494563812cf2a8a233527be69de18691bf7604f37c99b162b2c652c4.exe

  • Size

    665KB

  • MD5

    f37db576f6b18667713bff50941ef2ce

  • SHA1

    2758131522d12b601e369672062db4469cdc4fe3

  • SHA256

    13243b57494563812cf2a8a233527be69de18691bf7604f37c99b162b2c652c4

  • SHA512

    d066fa7947a96c7d00d5ca42ddbc2b99d2f10c2a2a6a714abb0eaf213d480db2bb82a22323b5329d89132a20d468881a687219dd596812bacc5eb9bf064e54db

  • SSDEEP

    12288:Xub0vckafJcLln5QwnVWqqPIBONhxsU/EbBjvrEH7cm+S:Xu+n90r/xsU/EhrEH7cm+S

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 3 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13243b57494563812cf2a8a233527be69de18691bf7604f37c99b162b2c652c4.exe
    "C:\Users\Admin\AppData\Local\Temp\13243b57494563812cf2a8a233527be69de18691bf7604f37c99b162b2c652c4.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:3844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • C:\Users\Admin\AppData\Local\Temp\log.txt

    Filesize

    4KB

    MD5

    446e5f3d0d0e5324c1f6f379449cf30b

    SHA1

    f43839d022365bb94cc467ce205544126be86dac

    SHA256

    d038e85fe86e0cad523428b832bccf46ad8ee5a52abf7712c92faca58ff46fdd

    SHA512

    f9764ed8f29cb2d1b464be2780f4836f7d8629cbed04e809883437faef886bd25ecc020663aafecaf4240c9ac54753ba29533b8d01493bc4987c78911debe6fd

  • memory/3844-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3844-65-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3844-63-0x0000000000D90000-0x0000000000E2A000-memory.dmp

    Filesize

    616KB