Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
10/09/2026, 22:52
General
- Target 2026-09-09_d96db26cd176e6529f987dec5c2724b8_elex_manuscrypt_rhadamanthys_stop.exe
- Size 511KB
- Sample260910-2tjfvaxbmf
- SHA256 5e6dc6d41fdcac3866cfff0234abcce6c7888b0807a34d9ae83f1b21ba2c79c2
Malware Config
Signatures
- Family: Gepys
Gepys is a Windows trojan.
- Detects Gepys trojan 7 IoCs
- Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 IoCs
- Drops file in Program Files directory 4 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-09_d96db26cd176e6529f987dec5c2724b8_elex_manuscrypt_rhadamanthys_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-09_d96db26cd176e6529f987dec5c2724b8_elex_manuscrypt_rhadamanthys_stop.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
-
C:\PROGRA~3\Mozilla\yfyouyb.exe"C:\PROGRA~3\Mozilla\yfyouyb.exe" -vvzltsn1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
-
C:\PROGRA~3\Mozilla\yfyouyb.exeC:\PROGRA~3\Mozilla\yfyouyb.exe1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
-
C:\PROGRA~3\Mozilla\yfyouyb.exe"C:\PROGRA~3\Mozilla\yfyouyb.exe" -vvzltsn1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
htdrcxc.dll
yfyouyb.exe
yfyouyb.exe
memory/980-29-0x0000000010000000-0x0000000010016000-memory.dmp
memory/980-27-0x0000000000400000-0x000000000045B000-memory.dmp
memory/980-26-0x0000000000F20000-0x0000000000F36000-memory.dmp
memory/980-23-0x0000000000400000-0x000000000045B000-memory.dmp
memory/980-24-0x0000000000F20000-0x0000000000F36000-memory.dmp
memory/980-25-0x0000000000400000-0x000000000045B000-memory.dmp
memory/980-22-0x0000000010000000-0x0000000010016000-memory.dmp
memory/3200-10-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3200-14-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3200-9-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3824-0-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3824-6-0x0000000002260000-0x00000000022BB000-memory.dmp
memory/3824-4-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3824-2-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3824-1-0x0000000002260000-0x00000000022BB000-memory.dmp
memory/5688-17-0x0000000000400000-0x000000000045B000-memory.dmp
memory/5688-12-0x0000000000400000-0x000000000045B000-memory.dmp