Analysis
- max time kernel
150s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
06/05/2026, 16:09
General
- Target 2026-05-06_4336599b1e1da40bef3e59cd7c1d2cd8_cobalt-strike_elex_hijackloader_icedid_swisyn_vidar.exe
- Size 780KB
- Sample260506-tl6bmses2v
- SHA256 8e3b673a7d7e7812c53343a124e5f50c7786059a4b3e6675441ecba038c763f7
Malware Config
Signatures
- Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
- Executes dropped EXE 6 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 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 2 IoCs
- Suspicious use of SetWindowsHookEx 12 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-06_4336599b1e1da40bef3e59cd7c1d2cd8_cobalt-strike_elex_hijackloader_icedid_swisyn_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-06_4336599b1e1da40bef3e59cd7c1d2cd8_cobalt-strike_elex_hijackloader_icedid_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
-
\??\c:\users\admin\appdata\local\temp\2026-05-06_4336599b1e1da40bef3e59cd7c1d2cd8_cobalt-strike_elex_hijackloader_icedid_swisyn_vidar.exec:\users\admin\appdata\local\temp\2026-05-06_4336599b1e1da40bef3e59cd7c1d2cd8_cobalt-strike_elex_hijackloader_icedid_swisyn_vidar.exe2⤵
- Executes dropped EXE
-
-
C:\Windows\Resources\Themes\icsys.icn.exeC:\Windows\Resources\Themes\icsys.icn.exe2⤵
- 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
-
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe3⤵
- 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
-
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe SE4⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe5⤵
- 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
-
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
-
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
2026-05-06_4336599b1e1da40bef3e59cd7c1d2cd8_cobalt-strike_elex_hijackloader_icedid_swisyn_vidar.exe
explorer.exe
icsys.icn.exe
spoolsv.exe
svchost.exe
memory/1508-51-0x00000000024D0000-0x00000000025AA000-memory.dmp
memory/1508-65-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1872-44-0x0000000002A20000-0x0000000002AFA000-memory.dmp
memory/1872-45-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3440-43-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3440-42-0x00000000022A0000-0x000000000237A000-memory.dmp
memory/3920-50-0x0000000002A60000-0x0000000002B3A000-memory.dmp
memory/3920-64-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4660-47-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4660-46-0x00000000029C0000-0x0000000002A9A000-memory.dmp
memory/4968-0-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4968-49-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4968-48-0x0000000002A80000-0x0000000002B5A000-memory.dmp