Analysis

  • max time kernel
    148s
  • max time network
    154s
  • 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, 05:00

General

  • Target
    2026-08-09_bd5e45b5c18b3dbf6a5b37d3892d2ae6_bkransomware_darkgate_elex_floxif_maze.exe
  • Size 26.8MB
  • Sample260809-fm56dagg59
  • SHA256 05f99e8813228d9512295a8210ed2734909e56db3f63b54f881e05363a8fa4e1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Floxif, Floodfix

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

  • Detects Floxif payload 1 IoCs
  • UPX dump on OEP (original entry point) 37 IoCs
  • 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.

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 21 IoCs
  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates connected drives 3 TTPs 47 IoCs

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

  • Drops file in System32 directory 4 IoCs
  • UPX packed file 37 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 18 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Kills process with taskkill 6 IoCs
  • Modifies data under HKEY_USERS 16 IoCs
  • Modifies registry class 23 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-09_bd5e45b5c18b3dbf6a5b37d3892d2ae6_bkransomware_darkgate_elex_floxif_maze.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_bd5e45b5c18b3dbf6a5b37d3892d2ae6_bkransomware_darkgate_elex_floxif_maze.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:5164
    • C:\Windows\SysWOW64\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM sManager.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4552
    • C:\Windows\SysWOW64\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM SWMAgent.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:5288
    • C:\Windows\SysWOW64\msiexec.exe
      msiexec.exe /i sManagerSetup.msi /norestart
      2⤵
      • Loads dropped DLL
      • Badlisted process makes network request
      • 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 FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:4920
    • C:\ProgramData\Samsung\SWUpdate\Temp\sAgentSetup.exe
      sAgentSetup.exe /OEMINSTALL
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3444
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B7FA48B37BDBCAFD704085BF5A9724D8 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4480
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:3020
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding A70446E5C25A820519D292921D360EDF
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:848
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 3736292B0D19DE83B05D695365D7F9DC E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2476
        • C:\Windows\SysWOW64\taskkill.exe
          "C:\Windows\SysWOW64\taskkill.exe" /F /IM SWMAgent.exe
          3⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          PID:4696
        • C:\Windows\SysWOW64\taskkill.exe
          "C:\Windows\SysWOW64\taskkill.exe" /F /IM SWMFileDownloadUtil.exe
          3⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          PID:4788
        • C:\Windows\SysWOW64\taskkill.exe
          "C:\Windows\SysWOW64\taskkill.exe" /F /IM SWUInterfaceLauncher.exe
          3⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          PID:5064
        • C:\Windows\SysWOW64\taskkill.exe
          "C:\Windows\SysWOW64\taskkill.exe" /F /IM SWMLauncher.exe
          3⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          PID:800
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\SysWOW64\schtasks.exe" /delete /tn "SWUpdateAgent" /f
          3⤵
          • System Location Discovery: System Language Discovery
          PID:4168
        • C:\Program Files (x86)\Samsung\SW Update\InstallationPathWriter.exe
          "C:\Program Files (x86)\Samsung\SW Update\InstallationPathWriter.exe" -task="write" -id="20000" -name="sManager.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:4180
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:2564
    • C:\ProgramData\Samsung\SW Update Service\SWMAgent.exe
      "C:\ProgramData\Samsung\SW Update Service\SWMAgent.exe" /SERVICE
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      PID:3316

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e596f5b.rbs

          • Path C:\Config.Msi\e596f5b.rbs
          • Size 20KB
          • SHA256 80b39caabd477ec5761a90d805bb27924aa6f6f1cfe61431eb74253d3834c40f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_BUL.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_BUL.chm
          • Size 12KB
          • SHA256 5cb6af7e957ef77d4817fdfbe726d2b6db13fcaff80a88fe19a3f3a88ccc9863
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_CHT-HK.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_CHT-HK.chm
          • Size 12KB
          • SHA256 43934c228d8911033336f67b3000700e001b6602a2c02c1fe440a1108f183605
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_CZE.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_CZE.chm
          • Size 12KB
          • SHA256 89ffa2573caadca618457b8304f5576cbcdc798d5a7639414137c0ae64607d3a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_DAN.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_DAN.chm
          • Size 12KB
          • SHA256 f22a1660fbce1ffd16cc762e6fe4247bf5118f878c97b3c36cb076fadd15fbd4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_DUT.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_DUT.chm
          • Size 12KB
          • SHA256 d57584717b1d12968cdf165858852f36c3b26e6bb605d247f09d32739356805a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_FIN.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_FIN.chm
          • Size 12KB
          • SHA256 29a11cb22438d1a0f0b67066f5615e9896ea481ec41e0847ea1446c30e8878d2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_FRE.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_FRE.chm
          • Size 12KB
          • SHA256 cc96740ae9e161323c0a873f75a0c90f5cafb371f5d270b5ff4011ce6014fe7d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_GER.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_GER.chm
          • Size 12KB
          • SHA256 4a1250f21c6645e71341c41d07372c84332733f76553c55acf8fa96651a6d719
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_GRE.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_GRE.chm
          • Size 13KB
          • SHA256 a1c33f3290105ccd733b0da45b0e2683b5ac7f70b6b1b811e22b453b5623a26a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_HUN.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_HUN.chm
          • Size 12KB
          • SHA256 174b9813d53dbac56107845445e7d8ea3aca59bd69ca81674a7356b01598ba5a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_ITA.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_ITA.chm
          • Size 12KB
          • SHA256 f3ca54e15d56f337376c4c1a6ddf9d58709ebcb11511c9bde90fecca42dd4fbd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_JPN.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_JPN.chm
          • Size 12KB
          • SHA256 b6bfd4032111c8c707fa7f21756eb81a47ef2b46e44c9683236ea42705a7cd54
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_NOR.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_NOR.chm
          • Size 12KB
          • SHA256 bde1c85416cf46ce12e45ada973382b48a5a210692a9dda3354df586537f41fc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_POL.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_POL.chm
          • Size 12KB
          • SHA256 a5a2ee74b57e0ceaf5ee9f980b5c0962a784d246bdd004b33b315d7d30096ec7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_RUS.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_RUS.chm
          • Size 12KB
          • SHA256 8dd28725c67075ae1c2d41406343bd5777a644b2b826831d0b8eb489369a288b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_SLV.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_SLV.chm
          • Size 12KB
          • SHA256 d28d5e3f3bd15a36af501fe580e3bf159039935fab9644d060e1af616736aa44
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_SPA.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_SPA.chm
          • Size 12KB
          • SHA256 adf78f2ae5ae0d8eeaf8b4cf1c558ce8190dde3198e1e718102d98797acd2f55
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_THA.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_THA.chm
          • Size 12KB
          • SHA256 3b531362244dd1ab03cb32f2d19969dbdbb142fc1283fa80269791d420b7e721
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_TUR.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_TUR.chm
          • Size 12KB
          • SHA256 9ebeda2cffc1b3eb4ccfd4ccd0b26e725705405f94b5189ca758d5b18b62ceb3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_UKR.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_UKR.chm
          • Size 13KB
          • SHA256 f14f22fb50bfdcc0925177f838708e7512ed7df8387dfc12179541cef15d9445
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SW_Update_UZB.chm

          • Path C:\Program Files (x86)\Samsung\SW Update\Help\SW_Update_UZB.chm
          • Size 12KB
          • SHA256 ef4f4946f59708cfb39a95ddc94d3ecc65b188a0660e7f0d8268585ba8bfcce3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          InstallationPathWriter.exe

          • Path C:\Program Files (x86)\Samsung\SW Update\InstallationPathWriter.exe
          • Size 75KB
          • SHA256 5a615f3fc99eba65f204b4e3fc612e980e2d2a8a49458c42d2b5a21d68a01f4f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SWMSetupCustomAction.dll

          • Path C:\Program Files (x86)\Samsung\SW Update\SWMSetupCustomAction.dll
          • Size 1.8MB
          • SHA256 6729e1ce26ecfe2d85b87eefb8609ad2618bfb15bbbfe3e89cf63eae9be79a06
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SWM_ChangeShortcutToChinese.exe

          • Path C:\Program Files (x86)\Samsung\SW Update\SWM_ChangeShortcutToChinese.exe
          • Size 1.9MB
          • SHA256 5776cc80708252224fecb256b8f7ca0f70d900f1ca3e5793327d4b2798ba9e19
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SetupLogCollector.exe

          • Path C:\Program Files (x86)\Samsung\SW Update\SetupLogCollector.exe
          • Size 1.8MB
          • SHA256 668c64459beb663916fe5e940b4b6f1a2c916df5446c7487ca34eb233a269d48
          • MD5 SHA1 SHA512 SSDEEP TLSH

          sManager.ico

          • Path C:\Program Files (x86)\Samsung\SW Update\sManager.ico
          • Size 269KB
          • SHA256 b3b02831d15640c83efb7a20e045deacb55a0573609f7ffb18b50b2e7083cd89
          • MD5 SHA1 SHA512 SSDEEP TLSH

          symsrv.dll

          • Path C:\Program Files\Common Files\System\symsrv.dll
          • Size 67KB
          • SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
          • MD5 SHA1 SHA512 SSDEEP TLSH

          symsrv.dll.000

          • Path C:\Program Files\Common Files\System\symsrv.dll.000
          • Size 114B
          • SHA256 aefc503b1ed462d7b6280228a7b5b710792273b78934426f88325341ac5b5a92
          • MD5 SHA1 SHA512 TLSH

          SWMAgent.exe

          • Path C:\ProgramData\Samsung\SW Update Service\SWMAgent.exe
          • Size 3.1MB
          • SHA256 2a0077d8369d45f906080935cfe9bfc40980c349ff3da02d9d3e67ed502f8a2d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SWMFileDownloadUtil.exe

          • Path C:\ProgramData\Samsung\SW Update Service\SWMFileDownloadUtil.exe
          • Size 1.8MB
          • SHA256 214bcb4419438cb04298e54fad3fad44f21ce105667bb2d6ae27140d2814c0c7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SWMLauncher.exe

          • Path C:\ProgramData\Samsung\SW Update Service\SWMLauncher.exe
          • Size 22KB
          • SHA256 86660c0d5d128cead911ded09e85331d51fcab1321691377e9c651ba0a11b201
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SWUInterfaceLauncher.exe

          • Path C:\ProgramData\Samsung\SW Update Service\SWUInterfaceLauncher.exe
          • Size 2.1MB
          • SHA256 783a00ee4745afec6c3f2c8e3c3d19239c5b4f7fde16ab122c9a04fbe1223814
          • MD5 SHA1 SHA512 SSDEEP TLSH

          sManager.lang

          • Path C:\ProgramData\Samsung\SW Update Service\sManager.lang
          • Size 1.5MB
          • SHA256 f413cca2b7ba07f3ee8df64bcc2fc5da4893ab05ec65dc37519fb37f128c1b32
          • MD5 SHA1 SHA512 SSDEEP TLSH

          sManagerSetup.msi

          • Path C:\ProgramData\Samsung\SWUpdate\Temp\sManagerSetup.msi
          • Size 17.2MB
          • SHA256 14df2c25345461f450bdc1c05f7f59c226d1176b7877a30066a4af1ad6c5fcaf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI1449.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSI1449.tmp
          • Size 305KB
          • SHA256 adf737e044c8125286b7f0c2907597d840ca6f3dc92e8cb56a5bc20243c723d4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/800-153-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/800-161-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/848-61-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/848-225-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/2476-142-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/2476-224-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/3316-180-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/3316-254-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/3316-240-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/3316-246-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/3316-251-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/3444-234-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/3444-236-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4180-173-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4480-45-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4480-226-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4480-29-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4552-23-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4552-12-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4696-147-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4696-157-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4788-149-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4788-155-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4920-41-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4920-228-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/4920-17-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5064-159-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5064-151-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5164-40-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5164-38-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5164-4-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5164-39-0x0000000000130000-0x0000000001BEF000-memory.dmp

          memory/5164-238-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5164-237-0x0000000000130000-0x0000000001BEF000-memory.dmp

          memory/5164-49-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5164-70-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5288-21-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/5288-15-0x0000000010000000-0x0000000010030000-memory.dmp