Overview

overview

10

Static

static

3

2025-02-03...ia.exe

windows7-x64

10

2025-02-03...ia.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    93s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-02-2025 12:24

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General

  • Target

    2025-02-03_08abaaf9de5d384c11b3c458db76d1d7_floxif_mafia.exe

  • Size

    1.8MB

  • MD5

    08abaaf9de5d384c11b3c458db76d1d7

  • SHA1

    49053c395190259e5dc3ef87719be70a5a2f7d2c

  • SHA256

    3a3740f0cb93e6294d5f3951107558f0a29a66ac239b9f716ea2b4601c24c86a

  • SHA512

    4b81ec45735967bcb146c60edefeb1ea81699fb19eae6c503a11909951d868c5a5f5bf7c2550926838982b0d43f7641ca68617a7ffad39fc2df5ea46376b8a3e

  • SSDEEP

    49152:nggcdzpmooJe6qdqtDlAeloLfH79CAs/YeEN7M8SQSXLQhsAQJneWkqk:nqdzVoJe1qtDlAeGLfH79CAswe0Y8WQL

Score
10/10
floxifbackdoordiscoverylateral_movementpersistenceprivilege_escalationtrojanupx

Malware Config

Signatures

  • Floxif family
    floxif
  • Floxif, Floodfix

    Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

    backdoortrojanfloxif
  • Detects Floxif payload 1 IoCs
    backdoor
  • 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.

    persistenceprivilege_escalation
  • Modifies RDP port number used by Windows 1 TTPs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 2 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Maps connected drives based on registry 3 TTPs 5 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Remote Services: SMB/Windows Admin Shares 1 TTPs 1 IoCs

    Adversaries may use Valid Accounts to interact with a remote network share using Server Message Block (SMB).

    lateral_movement
  • UPX packed file 6 IoCs

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

    upx
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-02-03_08abaaf9de5d384c11b3c458db76d1d7_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-02-03_08abaaf9de5d384c11b3c458db76d1d7_floxif_mafia.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
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Windows\SysWOW64\regedit.exe
      regedit.exe /e "C:\Users\Admin\AppData\Local\Temp\Temp_BrCollect\Registry\HKLM-SYSTEM-CurrentControlSet.reg" "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet"
      2⤵
      • Loads dropped DLL
      • Maps connected drives based on registry
      • Remote Services: SMB/Windows Admin Shares
      • System Location Discovery: System Language Discovery
      • Checks SCSI registry key(s)
      • Runs .reg file with regedit
      • Suspicious use of AdjustPrivilegeToken
      PID:4088

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

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\Temp_BrCollect\Registry\HKLM-SYSTEM-CurrentControlSet.reg
    Filesize

    15.6MB

    MD5

    04fde9827e42ba203e85e2d8c81fd0fe

    SHA1

    dd077bfa97af1b1fa03646ad474411c9c744f0df

    SHA256

    6f3e85e919f6b073846eb77a334ec1eeae2a8e3cadbb19a7700a92649f4124da

    SHA512

    e9a08c7ba808437e90ab1d6dc86b0f8d0f4c1b3e26ad1aedc475a28ae92561bfc7d8539e25099447fff6d15eb211807b367f8ec61847498bd881e001aee50f04

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  • memory/2960-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/2960-6-0x0000000000021000-0x0000000000022000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2960-24-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/2960-42-0x0000000000020000-0x00000000001D8000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2960-46-0x0000000000020000-0x00000000001D8000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2960-48-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/4088-17-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/4088-20-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download