Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/10/2026, 00:12

General

  • Target
    2026-10-22_fd664dde4d7f73ec0a0a8515f4bc5b3a_cobalt-strike_darkgate_elex_gcleaner_icedid_njrat_swisyn_vidar.exe
  • Size 4.5MB
  • Sample261023-aha7jsvwes
  • SHA256 4581796e45219b853235681c0d02ab7613a94339f2f1f07ee3233206451b8da7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 8 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Inno Setup is an open-source installation builder for Windows applications. 4 IoCs

    Inno Setup installer

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-22_fd664dde4d7f73ec0a0a8515f4bc5b3a_cobalt-strike_darkgate_elex_gcleaner_icedid_njrat_swisyn_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_fd664dde4d7f73ec0a0a8515f4bc5b3a_cobalt-strike_darkgate_elex_gcleaner_icedid_njrat_swisyn_vidar.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5244
    • \??\c:\users\admin\appdata\local\temp\2026-10-22_fd664dde4d7f73ec0a0a8515f4bc5b3a_cobalt-strike_darkgate_elex_gcleaner_icedid_njrat_swisyn_vidar.exe 
      c:\users\admin\appdata\local\temp\2026-10-22_fd664dde4d7f73ec0a0a8515f4bc5b3a_cobalt-strike_darkgate_elex_gcleaner_icedid_njrat_swisyn_vidar.exe 
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2956
      • C:\Users\Admin\AppData\Local\Temp\Setup_20261023011222\Install.exe
        C:\Users\Admin\AppData\Local\Temp\Setup_20261023011222\Install.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5128
        • C:\Users\Admin\AppData\Local\Temp\is-C8AOQ.tmp\Install.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-C8AOQ.tmp\Install.tmp" /SL5="$90240,3112255,831488,C:\Users\Admin\AppData\Local\Temp\Setup_20261023011222\Install.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:5196
    • C:\Windows\Resources\Themes\icsys.icn.exe
      C:\Windows\Resources\Themes\icsys.icn.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5084
      • \??\c:\windows\resources\themes\explorer.exe
        c:\windows\resources\themes\explorer.exe
        3⤵
        • Modifies visibility of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4172
        • \??\c:\windows\resources\spoolsv.exe
          c:\windows\resources\spoolsv.exe SE
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2784
          • \??\c:\windows\resources\svchost.exe
            c:\windows\resources\svchost.exe
            5⤵
            • Modifies visibility of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:5892
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe PR
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:1552

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        2026-10-22_fd664dde4d7f73ec0a0a8515f4bc5b3a_cobalt-strike_darkgate_elex_gcleaner_icedid_njrat_swisyn_vidar.exe 

        • Path C:\Users\Admin\AppData\Local\Temp\2026-10-22_fd664dde4d7f73ec0a0a8515f4bc5b3a_cobalt-strike_darkgate_elex_gcleaner_icedid_njrat_swisyn_vidar.exe 
        • Size 4.3MB
        • SHA256 ccdfc386e34c83dbd6cbc8d96439dcc2e77757ddc29b3ed492eac3be14c5d6ca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Install.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Setup_20261023011222\Install.exe
        • Size 3.9MB
        • SHA256 84cf5f9fd5db0d0285a5519bd31c4909f82bbc52b4260020a2fb06a8f5e3669b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Install.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-C8AOQ.tmp\Install.tmp
        • Size 3.1MB
        • SHA256 1412524965c23da910595b0fc7b2c5392b898c9b770dab788da4d65fbb6879b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        explorer.exe

        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 a217477a4008876add6f62ce50515bce35119010166fbe0eaae9b1a0b96b7e0f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icsys.icn.exe

        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 f7ef4ff68731f4dee3f882ec6580edb7643a98614d38858df2103503a26a03f5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spoolsv.exe

        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 e1265a153397b33a4e66a9ad798bf47141bf5988b3829cabd895738c9c2ec286
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost.exe

        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 49c31c4438ac866fc5436a01cbf9d6476719e243978858f9254f2b856c7ac144
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1552-64-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2784-65-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4172-82-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5084-66-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5128-14-0x0000000000400000-0x00000000004D8000-memory.dmp

        memory/5128-26-0x0000000000400000-0x00000000004D8000-memory.dmp

        memory/5196-28-0x0000000002760000-0x0000000002761000-memory.dmp

        memory/5196-79-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-27-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-95-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-69-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-71-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-73-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-75-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-77-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-93-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-81-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-21-0x0000000002760000-0x0000000002761000-memory.dmp

        memory/5196-91-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-84-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-87-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5196-89-0x0000000000400000-0x000000000071A000-memory.dmp

        memory/5244-0-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5244-67-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5892-85-0x0000000000400000-0x000000000041F000-memory.dmp