Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
04/05/2026, 16:53
General
- Target 2026-05-04_0dfc8f07186909eafaedd47e5bd42544_elex_mafia_stealc_tofsee.exe
- Size 457KB
- Sample260504-vd3ffsb12j
- SHA256 1cee9f63338d15dc5fa1c2843017ee2fbce29f726c1a20a402d5b16085e7ef12
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\2026-05-04_0dfc8f07186909eafaedd47e5bd42544_elex_mafia_stealc_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-04_0dfc8f07186909eafaedd47e5bd42544_elex_mafia_stealc_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\FED2.tmp"C:\Users\Admin\AppData\Local\Temp\FED2.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2026-05-04_0dfc8f07186909eafaedd47e5bd42544_elex_mafia_stealc_tofsee.exe 8CF7B2E175414CC3BC07249D93C945AAF9BDAA4B554D2D8693467A28690F793353C35A15A5F14A0D93170F4FD4A124E676D25FEBFEE64EF3156605E8B2C42A582⤵
- 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\2026-05-04_0dfc8f07186909eafaedd47e5bd42544_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
2026-05-04_0dfc8f07186909eafaedd47e5bd42544_elex_mafia_stealc_tofsee.docx
FED2.tmp
memory/632-9-0x0000000002E10000-0x0000000002EA6000-memory.dmp
memory/4932-19-0x00007FF942D10000-0x00007FF942F05000-memory.dmp
memory/4932-15-0x00007FF902D90000-0x00007FF902DA0000-memory.dmp
memory/4932-12-0x00007FF902D90000-0x00007FF902DA0000-memory.dmp
memory/4932-13-0x00007FF902D90000-0x00007FF902DA0000-memory.dmp
memory/4932-14-0x00007FF902D90000-0x00007FF902DA0000-memory.dmp
memory/4932-16-0x00007FF942D10000-0x00007FF942F05000-memory.dmp
memory/4932-17-0x00007FF942D10000-0x00007FF942F05000-memory.dmp
memory/4932-10-0x00007FF902D90000-0x00007FF902DA0000-memory.dmp
memory/4932-18-0x00007FF942D10000-0x00007FF942F05000-memory.dmp
memory/4932-11-0x00007FF942DAD000-0x00007FF942DAE000-memory.dmp
memory/4932-21-0x00007FF942D10000-0x00007FF942F05000-memory.dmp
memory/4932-20-0x00007FF9005E0000-0x00007FF9005F0000-memory.dmp
memory/4932-24-0x00007FF942D10000-0x00007FF942F05000-memory.dmp
memory/4932-23-0x00007FF942D10000-0x00007FF942F05000-memory.dmp
memory/4932-22-0x00007FF942D10000-0x00007FF942F05000-memory.dmp
memory/4932-25-0x00007FF9005E0000-0x00007FF9005F0000-memory.dmp
memory/4932-35-0x00007FF942DAD000-0x00007FF942DAE000-memory.dmp
memory/4932-36-0x00007FF942D10000-0x00007FF942F05000-memory.dmp
memory/4932-37-0x0000025309D70000-0x0000025309D78000-memory.dmp