Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
11/05/2026, 01:12
General
- Target 2026-05-11_782530ad9d194d0e5d80b70f997508c4_elex_mafia_stealc_tofsee.exe
- Size 464KB
- Sample260511-bknfbshs7z
- SHA256 4aa046aa8e1b2c10d41a6f77fe5d156b9c71870b07c0d0f6b3df931fca5a142e
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Modifies registry class 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 2 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of SetWindowsHookEx 5 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- 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\2026-05-11_782530ad9d194d0e5d80b70f997508c4_elex_mafia_stealc_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-11_782530ad9d194d0e5d80b70f997508c4_elex_mafia_stealc_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\F08A.tmp"C:\Users\Admin\AppData\Local\Temp\F08A.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2026-05-11_782530ad9d194d0e5d80b70f997508c4_elex_mafia_stealc_tofsee.exe 9A381D27796B8B1B8D9D2CB5457BC3BA6F442B3ED8A3AF771723F19F3EDC9806E0DABF06520DFE7F98849FF95425FC0E7F742E89CF50A05984B816CFBE265FE22⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\2026-05-11_782530ad9d194d0e5d80b70f997508c4_elex_mafia_stealc_tofsee.docx" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
-
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
2026-05-11_782530ad9d194d0e5d80b70f997508c4_elex_mafia_stealc_tofsee.docx
F08A.tmp
memory/4852-19-0x00007FFB2DA00000-0x00007FFB2DC09000-memory.dmp
memory/4852-18-0x00007FFB2DA00000-0x00007FFB2DC09000-memory.dmp
memory/4852-12-0x00007FFB2DAA4000-0x00007FFB2DAA5000-memory.dmp
memory/4852-10-0x00007FFAEDA90000-0x00007FFAEDAA0000-memory.dmp
memory/4852-15-0x00007FFB2DA00000-0x00007FFB2DC09000-memory.dmp
memory/4852-16-0x00007FFB2DA00000-0x00007FFB2DC09000-memory.dmp
memory/4852-13-0x00007FFAEDA90000-0x00007FFAEDAA0000-memory.dmp
memory/4852-11-0x00007FFAEDA90000-0x00007FFAEDAA0000-memory.dmp
memory/4852-17-0x00007FFB2DA00000-0x00007FFB2DC09000-memory.dmp
memory/4852-14-0x00007FFAEDA90000-0x00007FFAEDAA0000-memory.dmp
memory/4852-9-0x00007FFAEDA90000-0x00007FFAEDAA0000-memory.dmp
memory/4852-20-0x00007FFAEB0D0000-0x00007FFAEB0E0000-memory.dmp
memory/4852-21-0x00007FFAEB0D0000-0x00007FFAEB0E0000-memory.dmp
memory/4852-31-0x00007FFB2DA00000-0x00007FFB2DC09000-memory.dmp