Analysis
- max time kernel
150s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 04:45
Behavioral task
behavioral1
Sample
2026-08-08_d92b1ba1f5e692749241cebc399d40bd_amadey_elex_rhadamanthys_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
General
- Target 2026-08-08_d92b1ba1f5e692749241cebc399d40bd_amadey_elex_rhadamanthys_smoke-loader_stop.exe
- Size 326KB
- Sample260808-fdmmnshp71
- SHA256 e33249fe66abd31b7d4102b3b3554bdbcbad65ee38a93b1b0c59b08f1c2486f9
- MD5 d92b1ba1f5e692749241cebc399d40bd
- SHA1 d8bd3c0c8e9e41563fe923da5e9eeb24400a00b9
- SHA512 387e0e4dd3f1e278b4084ba99c2ccc00391164e8ab95698f0be0b1bd7ed0bcade76cad3f4991faa9bc72e98b55c3f26df10e943dd97aedc6174e8be2ca85d217
- SSDEEP 3072:5dXi+V5Kgxpdxj8gbib20xTyst542t8ZHWBow8+zoB91wDQgJl0x2AEMenKbZisw:5d7rpL43btmQ58Z27zw39gY2FeZlA
- TLSH T18564AD253580C435F72A07310446FAF10A66AC391A99E54FFBB8BD79AD311978B3B24F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
218.54.31.165
-
218.54.31.226
Signatures
-
resource yara_rule behavioral2/files/0x000d00000001c3e1-32.dat aspack_v212_v242 - Executes dropped EXE 3 IoCs
pid Process 5116 nypaq.exe 4432 ihmeij.exe 4404 kuvyd.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4208 cmd.exe 3364 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 6 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 2026-08-08_d92b1ba1f5e692749241cebc399d40bd_amadey_elex_rhadamanthys_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nypaq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ihmeij.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kuvyd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe 4404 kuvyd.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1236 wrote to memory of 5116 1236 2026-08-08_d92b1ba1f5e692749241cebc399d40bd_amadey_elex_rhadamanthys_smoke-loader_stop.exe 89 PID 1236 wrote to memory of 4208 1236 2026-08-08_d92b1ba1f5e692749241cebc399d40bd_amadey_elex_rhadamanthys_smoke-loader_stop.exe 90 PID 5116 wrote to memory of 4432 5116 nypaq.exe 92 PID 4432 wrote to memory of 4404 4432 ihmeij.exe 94 PID 4432 wrote to memory of 3364 4432 ihmeij.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-08_d92b1ba1f5e692749241cebc399d40bd_amadey_elex_rhadamanthys_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_d92b1ba1f5e692749241cebc399d40bd_amadey_elex_rhadamanthys_smoke-loader_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1236 -
C:\Users\Admin\AppData\Local\Temp\nypaq.exe"C:\Users\Admin\AppData\Local\Temp\nypaq.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5116 -
C:\Users\Admin\AppData\Local\Temp\ihmeij.exe"C:\Users\Admin\AppData\Local\Temp\ihmeij.exe" OK3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4432 -
C:\Users\Admin\AppData\Local\Temp\kuvyd.exe"C:\Users\Admin\AppData\Local\Temp\kuvyd.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4404
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:3364
-
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4208
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_vslite.bat
- Size 384B
- SHA256 af5d0e19bfb07e78b63e51765dd517ac697f952564b54710fe9a62bfba3c807d
- MD5 33145aea07cc0df6442eec5034b2e8f1
- SHA1 f053af4d9beb1dd9fb850736893c5b4e54d49aad
- SHA512 73d4a9e268c2a7986b15527b3cfaaacfaedc87187c68883462adedb59b729ea619a8a84dc20270e47a47e6aea1ef487251ecb0833a280cce7c405291681f3326
- TLSH T185E0D80141DEFE660B08D01F09E5AA4FC1605A587F4B377AB711C75D22F640EB9A3612
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_vslite.bat
- Size 224B
- SHA256 380f189a73c9f7247fad31bf301960ca8716d04ceeb2963890857f554297a3ed
- MD5 936d276168a0f0d46e3d2c850f462ff8
- SHA1 cfa3664173fe78610b4f8a25acc6cab68a1e5312
- SHA512 95f63eca6842ab1f5de6793c9ec45133ba2d0973927ed3dc9adbbf365a1c9b67b4be8425d770c45f8f8f976100d69889e49bbccef503bce827021c89166eecb9
- TLSH T19BD0C71141D6D75E044D902B06B5628EC0756C6C3F9B3B119B25C44E21C241EF5D7341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 001bc7cc2eeb58361bf9cbd8f0b00c3a0bcb8db0d246e05606a8a21c576e063d
- MD5 5816ff97974568d67b1080b45613ce5b
- SHA1 3242e3c7a0a2b3b0e774f63c79b03f323fb01685
- SHA512 af5d83aec1c8b3e676bc13432c13e14376d7904c2540d8f8fb9679a62791a9da1375ee3dbf6d4122136a6b7579baf76a6eadf6113bb973eaf51f1e3c7fd9fe5b
- TLSH T146F04CD91095A1553912FB57C29417D757A32E8C3B43AE88800472704535E8C4448BA5
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\kuvyd.exe
- Size 136KB
- SHA256 38fcfa7e79e7e0f0ce3cb08c43a8ba8f405b83db1f952ac2b1ab408bd6eec8a3
- MD5 71a6a6bf46c6133e3d0c56fa40e12ca0
- SHA1 7ac9ca4fecb6b025fdfede8bcbf1a26b9774c3ee
- SHA512 90e505ad8ff7260b885b1c18e39049faea3fa11e62f708450640a8002379122cbc96b188d9eedb09bef798b190750adf5230f28f4113fd83050150f3c2a2f225
- SSDEEP 1536:jOgVPwzJWY1urHjjwJDxg0trb8jJzPnGC/s+BXLE+ptlf26WLpflZZ:jRwkYQPwtxZMhPGClgWjSvZZ
- TLSH T1E6D3AE52960088A4F35C0F315916F9E50A5A9D3C68E4F94FF13CBE3A68721D7AAB344F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nypaq.exe
- Size 327KB
- SHA256 1189b3df1a625ac5288d2ab86529419b467b8f4297a31240229d209e5ead942b
- MD5 564113ea4103d9abb5012467f4d845bc
- SHA1 1ff965fc7f339301fc89c9a6d233b42c0616cd6d
- SHA512 35feab9a64e3feccd120531938b8e0b8a484aa664f3f8e70f0d895f74974c28d16bacc181b4896b5a292d3926fd261081648a090d72cbd050aaeeb9107ce0f15
- SSDEEP 3072:5dXi+V5Kgxpdxj8gbib20xTyst542t8ZHWBow8+zoB91wDQgJl0x2AEMenKbZisA:5d7rpL43btmQ58Z27zw39gY2FeZlw
- TLSH T19464AD253580C435F72A07310446FAF10A66AC391A99E54FFBB8BD79AD311978B3B24F
- MD5 SHA1 SHA512 SSDEEP TLSH