Analysis

  • max time kernel
    94s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 00:29

General

  • Target

    2024-12-25_91dbea4ed1acd12aed76f66748d88b00_floxif_icedid.exe

  • Size

    1.3MB

  • MD5

    91dbea4ed1acd12aed76f66748d88b00

  • SHA1

    be58acca70bd585cdbaa0da3e3e6055509d43c62

  • SHA256

    185e8d93d7cbd5693b4c4126e141e48c19a209a321ade7e44e3153405b97df96

  • SHA512

    5dea3b61c5a23ebb7bd71773044bb3b94917353fbcd22d9a17053a7ea2efb5f7f245a824174d5cc1890fa5ee737685703257557ca73022ec6052d7c82e545b4b

  • SSDEEP

    24576:XLEHYGGHNi+tQmSMDlWSge3Mn9iX8Z4u0ZR3arPjE/w1LTiRuXhoWgrEH7w:WOjmMDl3geMHCR3arPow1L2kXY

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 5 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 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-25_91dbea4ed1acd12aed76f66748d88b00_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-25_91dbea4ed1acd12aed76f66748d88b00_floxif_icedid.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:2376
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x4a4 0x2f4
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3176

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

  • memory/2376-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2376-6-0x0000000000406000-0x0000000000409000-memory.dmp

    Filesize

    12KB

  • memory/2376-14-0x0000000000400000-0x0000000000597000-memory.dmp

    Filesize

    1.6MB

  • memory/2376-17-0x0000000000400000-0x0000000000597000-memory.dmp

    Filesize

    1.6MB

  • memory/2376-20-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2376-21-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2376-22-0x0000000000400000-0x0000000000597000-memory.dmp

    Filesize

    1.6MB

  • memory/2376-25-0x0000000000400000-0x0000000000597000-memory.dmp

    Filesize

    1.6MB

  • memory/2376-27-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2376-28-0x0000000000400000-0x0000000000597000-memory.dmp

    Filesize

    1.6MB