Analysis
- max time kernel
150s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/10/2026, 12:10
Behavioral task
behavioral1
Sample
2026-10-13_64348fbdde0299e451abb6bdbc28b57c_amadey_elex_rhadamanthys_smoke-loader_tofsee.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
General
- Target 2026-10-13_64348fbdde0299e451abb6bdbc28b57c_amadey_elex_rhadamanthys_smoke-loader_tofsee.exe
- Size 421KB
- Sample261015-pcby8aat2r
- SHA256 4cb1b4dcde0c69c3129e85d9b789399275385aa253ca4a5ab8c66916ba64265a
- MD5 64348fbdde0299e451abb6bdbc28b57c
- SHA1 3f4700a3eb3fa8cf9fea6f63857bd9d67a83e939
- SHA512 565b1c0d005e196bcb9eaa3a929db03a6acf601f2d8a74765b59630931da6a9dabd6e3fbb69adb28b1cd181af9b5d5b4bd20167886c608d36639deca11e155a7
- SSDEEP 6144:D10dhcp406uF/LyV6W6KMZIxyabKp+wch/pkDQ7x8zmYGmI7:R0PY406CyV6WgZIxkprccDQd8y7
- TLSH T14794BE2176408079F36A0B314955E6F508A9AC3916A4E8CFF7B87E3A2D711C35A7738F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
1.234.83.146
-
133.242.129.155
-
218.54.31.165
-
218.54.31.226
Signatures
- Detects executables built or packed with MPress PE compressor 6 IoCs
resource yara_rule behavioral2/memory/3816-0-0x0000000000400000-0x000000000046C000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000d00000001c5fe-6.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/1800-13-0x0000000000400000-0x000000000046C000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/3816-20-0x0000000000400000-0x000000000046C000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/1800-23-0x0000000000400000-0x000000000046C000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/1800-35-0x0000000000400000-0x000000000046C000-memory.dmp INDICATOR_EXE_Packed_MPress - UPX dump on OEP (original entry point) 10 IoCs
resource yara_rule behavioral2/files/0x000300000001a351-27.dat UPX behavioral2/memory/900-34-0x0000000000400000-0x00000000004B9000-memory.dmp UPX behavioral2/memory/900-32-0x0000000000400000-0x00000000004B9000-memory.dmp UPX behavioral2/memory/900-37-0x0000000000400000-0x00000000004B9000-memory.dmp UPX behavioral2/memory/900-38-0x0000000000400000-0x00000000004B9000-memory.dmp UPX behavioral2/memory/900-39-0x0000000000400000-0x00000000004B9000-memory.dmp UPX behavioral2/memory/900-40-0x0000000000400000-0x00000000004B9000-memory.dmp UPX behavioral2/memory/900-41-0x0000000000400000-0x00000000004B9000-memory.dmp UPX behavioral2/memory/900-42-0x0000000000400000-0x00000000004B9000-memory.dmp UPX behavioral2/memory/900-43-0x0000000000400000-0x00000000004B9000-memory.dmp UPX - Executes dropped EXE 2 IoCs
pid Process 1800 nuepw.exe 900 kyhuo.exe -
resource yara_rule behavioral2/files/0x000300000001a351-27.dat upx behavioral2/memory/900-34-0x0000000000400000-0x00000000004B9000-memory.dmp upx behavioral2/memory/900-32-0x0000000000400000-0x00000000004B9000-memory.dmp upx behavioral2/memory/900-37-0x0000000000400000-0x00000000004B9000-memory.dmp upx behavioral2/memory/900-38-0x0000000000400000-0x00000000004B9000-memory.dmp upx behavioral2/memory/900-39-0x0000000000400000-0x00000000004B9000-memory.dmp upx behavioral2/memory/900-40-0x0000000000400000-0x00000000004B9000-memory.dmp upx behavioral2/memory/900-41-0x0000000000400000-0x00000000004B9000-memory.dmp upx behavioral2/memory/900-42-0x0000000000400000-0x00000000004B9000-memory.dmp upx behavioral2/memory/900-43-0x0000000000400000-0x00000000004B9000-memory.dmp upx - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2660 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname nuepw.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain nuepw.exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-13_64348fbdde0299e451abb6bdbc28b57c_amadey_elex_rhadamanthys_smoke-loader_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nuepw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kyhuo.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe 900 kyhuo.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3816 wrote to memory of 1800 3816 2026-10-13_64348fbdde0299e451abb6bdbc28b57c_amadey_elex_rhadamanthys_smoke-loader_tofsee.exe 89 PID 3816 wrote to memory of 2660 3816 2026-10-13_64348fbdde0299e451abb6bdbc28b57c_amadey_elex_rhadamanthys_smoke-loader_tofsee.exe 90 PID 1800 wrote to memory of 900 1800 nuepw.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-13_64348fbdde0299e451abb6bdbc28b57c_amadey_elex_rhadamanthys_smoke-loader_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-13_64348fbdde0299e451abb6bdbc28b57c_amadey_elex_rhadamanthys_smoke-loader_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3816 -
C:\Users\Admin\AppData\Local\Temp\nuepw.exe"C:\Users\Admin\AppData\Local\Temp\nuepw.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1800 -
C:\Users\Admin\AppData\Local\Temp\kyhuo.exe"C:\Users\Admin\AppData\Local\Temp\kyhuo.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:900
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:2660
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
- Size 388B
- SHA256 0112eed452bbfe1f069ee4ffbddf1544cd9a8743c3780c3efb0bc4ee32894801
- MD5 9c18dc8ad1451b0c51efdb1f5594d2c8
- SHA1 290b8ebf0bb6835deee3299ba953c50e6947c7a7
- SHA512 1f193f58a3557cab548c3ead8763c825aa529241c1e46c1b984ec09f31a4f74d60f04206363c929c07ff25d07885a722ec6a674eec86f24214f7d0714655d22b
- TLSH T162E02241415FCD1B084CE21F06F0B58DE1BCAA38AACE2BAD6210C24C91DA88AB5E6242
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 ceec177c023ba8f98f44b349f4223a3ffe0bdccee7a9dd95de5736b8331a303d
- MD5 0f7506843199799f528151744069ff0d
- SHA1 e08259b7a8cad8175d4482d88fa3bc52724489e8
- SHA512 abf813f9188c339e182efdc82147a29a47fd60fc045f3651f45afe06a4cf3e2ae9b72df37cadf61cc93e739a9dc61d5e2d9710dd51798ec5311483866c722120
- TLSH T172F04CD62461B4A63A52AB6AE2941B9633931E8C69C34C884009F1718D75DAC844465A
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\kyhuo.exe
- Size 214KB
- SHA256 31d7f1abbf907f34d812882f1e9414afe165600ae480cbbb426775bcc20f8508
- MD5 5af3cccd2aeca27651f8b04049947be6
- SHA1 b793248bea6d17922e943a78b94b69c5327ce126
- SHA512 0d44a4830cc2ef9b3433b43c97ff4814dbed587dd4bc4b09289d646f02b6e7513a9581c853b98554be3044a4815c20d7e4b7c74ef3beed20d5dde8698b32ac8e
- SSDEEP 3072:O+toyC22eXbETuV2ML03RA01hBJMoutBz0L3F7FSUJtJJRdZaCmSvVMw5:OsCXeLETucMkh1hjMoSp0T5J5ZtmOyw5
- TLSH T14624D09256018854F31C0B326A06F8E5459A9E3C58D4F12FF57CBE3A6D721879E7328F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nuepw.exe
- Size 421KB
- SHA256 1c582a6b6ae5c39227127cbc6720f4b91fa0508de2540c75c26715aaaa660efe
- MD5 83a99bd7f8a1f0e610ec6766abf8f6f5
- SHA1 7ccb38cadb121c00de8602be695b25315e1d1268
- SHA512 471c71bed00acc540bfa0c5eba7f11ddd71246070de60672e2a86cd5b756325eabca0c1904c172053e97f82b3e98b1ccb26ed3df336f7d1aef9d29206d25fa7d
- SSDEEP 6144:D10dhcp406uF/LyV6W6KMZIxyabKp+wch/pkDQ7x8zmYGmIz:R0PY406CyV6WgZIxkprccDQd8yz
- TLSH T1FF94BE2176408079F36A0B314955E6F508A9AC3916A4E8CFF7B87E3A2D711C35A7738F
- MD5 SHA1 SHA512 SSDEEP TLSH