Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
18/07/2026, 01:04
General
- Target 2026-07-18_590897338e19fdcd5fb69d198f60d4df_agent-tesla_backswap_elex_stop_swisyn.exe
- Size 886KB
- Sample260718-bfemmae17x
- SHA256 5d230c18d2e0b55f6faf2f2fa6e9968d9d4860c17810f59ba5e055ce99820088
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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 7 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 3 IoCs
- Suspicious use of SetWindowsHookEx 12 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-07-18_590897338e19fdcd5fb69d198f60d4df_agent-tesla_backswap_elex_stop_swisyn.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-18_590897338e19fdcd5fb69d198f60d4df_agent-tesla_backswap_elex_stop_swisyn.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\users\admin\appdata\local\temp\2026-07-18_590897338e19fdcd5fb69d198f60d4df_agent-tesla_backswap_elex_stop_swisyn.exec:\users\admin\appdata\local\temp\2026-07-18_590897338e19fdcd5fb69d198f60d4df_agent-tesla_backswap_elex_stop_swisyn.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
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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
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\??\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
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\??\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
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\??\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
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\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
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Downloads
2026-07-18_590897338e19fdcd5fb69d198f60d4df_agent-tesla_backswap_elex_stop_swisyn.exe
2026-07-18_590897338e19fdcd5fb69d198f60d4df_agent-tesla_backswap_elex_stop_swisyn.exe .ini
explorer.exe
icsys.icn.exe
spoolsv.exe
svchost.exe
memory/1576-61-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1636-117-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2944-116-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3372-28-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3372-62-0x0000000000400000-0x000000000041F000-memory.dmp
memory/5032-60-0x0000000000400000-0x000000000041F000-memory.dmp
memory/5040-63-0x0000000000400000-0x000000000041F000-memory.dmp
memory/5040-0-0x0000000000400000-0x000000000041F000-memory.dmp