Overview

overview

10

Static

static

5

2026-08-09...op.exe

windows10-2004-x64

10

2026-08-09...op.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 06:30

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General

  • Target
    2026-08-09_bc26055c3b9424f4e2f956107846bc12_amadey_coinminer_elex_floxif_icedid_smoke-loader_stealc_stop.exe
  • Size 5.7MB
  • Sample260809-g9z4bawses
  • SHA256 2beb6a8af45fbe429c53a3048f3ac1a57d8ae15eda0072bb6dfac78729e39aea
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
backdoorbootkitdefense_evasiondiscoveryfloxifpersistencetrojanupx

Malware Config

Signatures

  • Family: Floxif, Floodfix

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

    backdoortrojanfloxif
  • Detects Floxif payload 1 IoCs
    backdoor
  • UPX dump on OEP (original entry point) 6 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.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • 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 1 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 4 IoCs

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

  • Modifies Control Panel 1 IoCs
    defense_evasion
  • Modifies registry class 41 IoCs
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-09_bc26055c3b9424f4e2f956107846bc12_amadey_coinminer_elex_floxif_icedid_smoke-loader_stealc_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_bc26055c3b9424f4e2f956107846bc12_amadey_coinminer_elex_floxif_icedid_smoke-loader_stealc_stop.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4776

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        symsrv.dll
        • Path C:\Program Files\Common Files\System\symsrv.dll
        • Size 67KB
        • SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
        • MD5 SHA1 SHA512 SSDEEP TLSH
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        memory/4776-3-0x0000000010000000-0x0000000010030000-memory.dmp
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        memory/4776-26-0x0000000010000000-0x0000000010030000-memory.dmp
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        memory/4776-27-0x0000000010000000-0x0000000010030000-memory.dmp
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        memory/4776-29-0x0000000010000000-0x0000000010030000-memory.dmp
        Download

        memory/4776-32-0x0000000010000000-0x0000000010030000-memory.dmp
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