Analysis

  • max time kernel
    93s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-12-2024 00:32

General

  • Target

    2024-12-23_e50cfe54f7c28c3c582af3f37d73fcc2_floxif_hijackloader_icedid.exe

  • Size

    3.2MB

  • MD5

    e50cfe54f7c28c3c582af3f37d73fcc2

  • SHA1

    bb8b44b8cf4456c9bc841d160847da1754557d98

  • SHA256

    7157639f7f15c70da40c5caa7a92174fd6854b1cb7f80c6580b8fbf5dc0aa520

  • SHA512

    1a140bd4afc5cddeaaef253e821d1a3f21ae817b24402ee1760b4a1efa0ae2ec9486927ed84ed210d761392652d2d75f142084a37b6fa5e482aaff1b713d3a56

  • SSDEEP

    49152:2KlrazB15YsBNMqxs9j7GvQDf536Ubmezbj2PSWMNXoenbthNPBtpCW1zME:2KEHXADyPSWMNXo+PBtMW2E

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
  • UPX packed file 3 IoCs

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

  • Drops file in Program Files directory 1 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-23_e50cfe54f7c28c3c582af3f37d73fcc2_floxif_hijackloader_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-23_e50cfe54f7c28c3c582af3f37d73fcc2_floxif_hijackloader_icedid.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3412

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\v3restore.log

    Filesize

    711B

    MD5

    4fa505b4db80973a43cf4b9ffc35ef9e

    SHA1

    1b59551373fe0c9b7fecd9ff93740d27d8f289d7

    SHA256

    cd9ab7e360750b4ddc19b3ee9ed1c6a4f4330dc2611bc3229b060af7b5671335

    SHA512

    4907c27a8fea439d2ff54f09c6f094c15a68e264640d5cf44b99ba220d4407bfaa964d79c87c8c631fd88c60cea9d1e06ae87fddf12a43dc72dddf186b26a388

  • memory/3412-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3412-14-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB