Analysis
- max time kernel
149s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 07:13
Behavioral task
behavioral1
Sample
2026-08-03_363ef763fa8d8f9e8ca8718d26994b3d_amadey_elex_rhadamanthys_smoke-loader_stop_urelas.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
General
- Target 2026-08-03_363ef763fa8d8f9e8ca8718d26994b3d_amadey_elex_rhadamanthys_smoke-loader_stop_urelas.exe
- Size 426KB
- Sample260803-h2adcsdp5y
- SHA256 4b0948dc3f61318eb5fad32fa9eb3dc61b17e74d3790cdd4a1510f61e60cbee5
- MD5 363ef763fa8d8f9e8ca8718d26994b3d
- SHA1 a6ed3a9ad1b31d78e4ce1ca942283c1cfb9389dd
- SHA512 82a20923f6b9d43c30ec0a3dfb83e1638aedc39ca0aa725d52f973bad1e570ad57756af1963cd004a60f3143e919ffc5678a9bcc0bffcee47b67a109df71bb45
- SSDEEP 6144:GzU7blKaP2iCWhWapKRaRXOkN4Swel6f3IsInOC+:oU7M5ijWh0XOW4sEfeOP
- TLSH T1BF94CF263580C436F72907324406FAE40A65AC3E1AD5E54FFB787E7968311979B3B24F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
218.54.31.226
-
218.54.31.165
Signatures
-
resource yara_rule behavioral2/files/0x0003000000000432-28.dat aspack_v212_v242 - Executes dropped EXE 2 IoCs
pid Process 2076 ukkad.exe 3960 yvnea.exe - 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 2704 cmd.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 yvnea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-03_363ef763fa8d8f9e8ca8718d26994b3d_amadey_elex_rhadamanthys_smoke-loader_stop_urelas.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ukkad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe 3960 yvnea.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2548 wrote to memory of 2076 2548 2026-08-03_363ef763fa8d8f9e8ca8718d26994b3d_amadey_elex_rhadamanthys_smoke-loader_stop_urelas.exe 88 PID 2548 wrote to memory of 2704 2548 2026-08-03_363ef763fa8d8f9e8ca8718d26994b3d_amadey_elex_rhadamanthys_smoke-loader_stop_urelas.exe 89 PID 2076 wrote to memory of 3960 2076 ukkad.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_363ef763fa8d8f9e8ca8718d26994b3d_amadey_elex_rhadamanthys_smoke-loader_stop_urelas.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_363ef763fa8d8f9e8ca8718d26994b3d_amadey_elex_rhadamanthys_smoke-loader_stop_urelas.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Users\Admin\AppData\Local\Temp\ukkad.exe"C:\Users\Admin\AppData\Local\Temp\ukkad.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2076 -
C:\Users\Admin\AppData\Local\Temp\yvnea.exe"C:\Users\Admin\AppData\Local\Temp\yvnea.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3960
-
-
-
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:2704
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
- Size 398B
- SHA256 1bb52b7ff5d72fa8a516ca9e22f22b21ed23fcbb5332b3caf40e84b1754ea093
- MD5 ea3429a03586040da82a7acd9874bdb0
- SHA1 7c16d6264f6ace716aebed4ba0ddee9429723175
- SHA512 88c12a54206dd81421fe0af19f64323f3c46bd6ce7310e9b7d8765315cf0e10684e708f521cca1f889f3fdb54aa4612db17d4c181aa8b5170891265679a7be67
- TLSH T164E0222140AFEE3A082A901B0AAD744EC56169A82B573B21B231C18D12C649EF1E6362
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 939fe35de87b33004df11f98e63bb6b10905bf92aa89b1eb94fe7385bd96a311
- MD5 2e9fb2b302064463b63e953579b2c3c0
- SHA1 e52e7bd153334476a1b3f3a7c766cd802ad45a56
- SHA512 9b52b715bf4dca2fb7fdd721a48157349de2332babd5979df0cf14844dbcc608f8e9b2cc7f33e2e090942a4fb164c1e58e98686ad63f8668a26d9ebfb4917756
- TLSH T1D6F09BDA1055B4517313E713C38467D723C34D881BC75D89454871F08877D5CC454256
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ukkad.exe
- Size 426KB
- SHA256 fbfa8ecea37b80116095f9412b8d73dcc55e01b9a95dc65dca445459e6d35bfb
- MD5 b901d207bb0de3236103c0f6e643167a
- SHA1 e2fe8ea198b7d3158cc4d932205788e37712d2ef
- SHA512 297304bff765978bda3e40543c7c89d6dde9510bfc2945347ee33634bb13400cc2a31cb00d4988a6d5c18d90804574454f2ba34e0ecc0c7edc93ae2eaee1edcd
- SSDEEP 6144:GzU7blKaP2iCWhWapKRaRXOkN4Swel6f3IsInOCs:oU7M5ijWh0XOW4sEfeOP
- TLSH T10594CF263580C436F72A07324406FAE40A65AC3E1AD5E54FFB787E7968311979B3B24F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\yvnea.exe
- Size 212KB
- SHA256 d424e8555812f899df23573588a2299ae482682a31294b090ed99e3c99dc956d
- MD5 78b40e8add0f6b5c1c20261a153374d0
- SHA1 dd8538d7c4f9f04336bde0985b830328653ea7d4
- SHA512 f6321f09698aeda1e0b6623f185b94db0c874bef13708c3e71224d5576290948dabf6d027f376836785960de3da0c0b2b0a372726de4f62a71a16dd1aa26a21b
- SSDEEP 3072:AyM5pMZ3TRUMf8cXyGeK5+SQv15VQIN3C9ISE0qJiNlUtpEICj:rM5piVVZPeVQISzqJRpe
- TLSH T12024DF22A6018864F71D0B325A42FAE849599E3D24E5F54FF13CBE3768322974EB714F
- MD5 SHA1 SHA512 SSDEEP TLSH