Analysis
- max time kernel
149s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
09/05/2026, 18:51
General
- Target 2026-05-09_c03056384e232ba5c0d0a8dc8e384851_elex_mafia_stealc_tofsee.exe
- Size 486KB
- Sample260509-xhydeact2z
- SHA256 240d81c758fe775a00108477de083061c59badf0f324ccfc9287d8ba00aede77
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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\2026-05-09_c03056384e232ba5c0d0a8dc8e384851_elex_mafia_stealc_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-09_c03056384e232ba5c0d0a8dc8e384851_elex_mafia_stealc_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2287.tmp"C:\Users\Admin\AppData\Local\Temp\2287.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2026-05-09_c03056384e232ba5c0d0a8dc8e384851_elex_mafia_stealc_tofsee.exe 359B0D21AC4A7EA1AA9C03CFAE18892D5EE3230E988793E073BC821DEC0957BC5BD5FF75975F733730CE3C2F258B4DEEB8ECA745D3D7784A9606B0450C7EDC122⤵
- Checks computer location settings
- 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\2026-05-09_c03056384e232ba5c0d0a8dc8e384851_elex_mafia_stealc_tofsee.docx" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
2026-05-09_c03056384e232ba5c0d0a8dc8e384851_elex_mafia_stealc_tofsee.docx
2287.tmp
memory/3124-10-0x0000000000950000-0x0000000000F03000-memory.dmp
memory/4388-21-0x00007FF9D6570000-0x00007FF9D6765000-memory.dmp
memory/4388-24-0x00007FF9D6570000-0x00007FF9D6765000-memory.dmp
memory/4388-15-0x00007FF9965F0000-0x00007FF996600000-memory.dmp
memory/4388-13-0x00007FF9965F0000-0x00007FF996600000-memory.dmp
memory/4388-19-0x00007FF9D6570000-0x00007FF9D6765000-memory.dmp
memory/4388-18-0x00007FF9D6570000-0x00007FF9D6765000-memory.dmp
memory/4388-22-0x00007FF9D6570000-0x00007FF9D6765000-memory.dmp
memory/4388-39-0x00007FF9D6570000-0x00007FF9D6765000-memory.dmp
memory/4388-23-0x00007FF993C90000-0x00007FF993CA0000-memory.dmp
memory/4388-14-0x00007FF9D660D000-0x00007FF9D660E000-memory.dmp
memory/4388-25-0x00007FF9D6570000-0x00007FF9D6765000-memory.dmp
memory/4388-20-0x00007FF9D6570000-0x00007FF9D6765000-memory.dmp
memory/4388-17-0x00007FF9965F0000-0x00007FF996600000-memory.dmp
memory/4388-16-0x00007FF9D6570000-0x00007FF9D6765000-memory.dmp
memory/4388-12-0x00007FF9965F0000-0x00007FF996600000-memory.dmp
memory/4388-11-0x00007FF9965F0000-0x00007FF996600000-memory.dmp
memory/4388-26-0x00007FF993C90000-0x00007FF993CA0000-memory.dmp
memory/4484-4-0x0000000001460000-0x0000000001A13000-memory.dmp