Analysis
- max time kernel
149s - max time network
85s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/11/2026, 04:37
Behavioral task
behavioral1
Sample
2026-10-30_2c8dc2bb27420183bf111d294388998c_amadey_elex_rhadamanthys_smoke-loader_stop.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
General
- Target 2026-10-30_2c8dc2bb27420183bf111d294388998c_amadey_elex_rhadamanthys_smoke-loader_stop.exe
- Size 506KB
- Sample261101-e9bplstx8m
- SHA256 1937bae520847a8a97aa3924b2587979eb2f08e0dd3ee0eb5261dd75029f7cc1
- MD5 2c8dc2bb27420183bf111d294388998c
- SHA1 7206eef7e99bf70c5c54b136d6a6ffc5176955b7
- SHA512 73aa948e1f849bfa267aec183c2046df67808d7c6eb69c5b529ff97629b78a917f52853f2e8d36f3c54b86f6923765782d14c0da7c9f4cafc62ef6ed9a7fa712
- SSDEEP 12288:o6twjLHj/8/GcHUIdPPzEmvTnabAh0ZnAr1UF:o6tQCG0UUPzEkTn4AC1+m
- TLSH T156B49D317240C435E3A613754993E5B05AAC7D345A90E68FF6A8BE396E313939B3720F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
1.234.83.146
-
133.242.129.155
-
218.54.31.226
-
218.54.30.235
Signatures
- UPX dump on OEP (original entry point) 10 IoCs
resource yara_rule behavioral2/files/0x0005000000016cd0-27.dat UPX behavioral2/memory/3144-32-0x0000000000400000-0x000000000049F000-memory.dmp UPX behavioral2/memory/3144-35-0x0000000000400000-0x000000000049F000-memory.dmp UPX behavioral2/memory/3144-37-0x0000000000400000-0x000000000049F000-memory.dmp UPX behavioral2/memory/3144-38-0x0000000000400000-0x000000000049F000-memory.dmp UPX behavioral2/memory/3144-39-0x0000000000400000-0x000000000049F000-memory.dmp UPX behavioral2/memory/3144-40-0x0000000000400000-0x000000000049F000-memory.dmp UPX behavioral2/memory/3144-41-0x0000000000400000-0x000000000049F000-memory.dmp UPX behavioral2/memory/3144-42-0x0000000000400000-0x000000000049F000-memory.dmp UPX behavioral2/memory/3144-43-0x0000000000400000-0x000000000049F000-memory.dmp UPX - Executes dropped EXE 2 IoCs
pid Process 1416 jupyr.exe 3144 tuwua.exe -
resource yara_rule behavioral2/files/0x0005000000016cd0-27.dat upx behavioral2/memory/3144-32-0x0000000000400000-0x000000000049F000-memory.dmp upx behavioral2/memory/3144-35-0x0000000000400000-0x000000000049F000-memory.dmp upx behavioral2/memory/3144-37-0x0000000000400000-0x000000000049F000-memory.dmp upx behavioral2/memory/3144-38-0x0000000000400000-0x000000000049F000-memory.dmp upx behavioral2/memory/3144-39-0x0000000000400000-0x000000000049F000-memory.dmp upx behavioral2/memory/3144-40-0x0000000000400000-0x000000000049F000-memory.dmp upx behavioral2/memory/3144-41-0x0000000000400000-0x000000000049F000-memory.dmp upx behavioral2/memory/3144-42-0x0000000000400000-0x000000000049F000-memory.dmp upx behavioral2/memory/3144-43-0x0000000000400000-0x000000000049F000-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 1896 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 jupyr.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain jupyr.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tuwua.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-30_2c8dc2bb27420183bf111d294388998c_amadey_elex_rhadamanthys_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jupyr.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe 3144 tuwua.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1844 wrote to memory of 1416 1844 2026-10-30_2c8dc2bb27420183bf111d294388998c_amadey_elex_rhadamanthys_smoke-loader_stop.exe 90 PID 1844 wrote to memory of 1896 1844 2026-10-30_2c8dc2bb27420183bf111d294388998c_amadey_elex_rhadamanthys_smoke-loader_stop.exe 91 PID 1416 wrote to memory of 3144 1416 jupyr.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-30_2c8dc2bb27420183bf111d294388998c_amadey_elex_rhadamanthys_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-30_2c8dc2bb27420183bf111d294388998c_amadey_elex_rhadamanthys_smoke-loader_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1844 -
C:\Users\Admin\AppData\Local\Temp\jupyr.exe"C:\Users\Admin\AppData\Local\Temp\jupyr.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:1416 -
C:\Users\Admin\AppData\Local\Temp\tuwua.exe"C:\Users\Admin\AppData\Local\Temp\tuwua.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3144
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_sannuy.bat" "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:1896
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_sannuy.bat
- Size 384B
- SHA256 a6f287d62fb8719da38a3351da2abadc31d30f7e5265bd3d927245a3f21cd35e
- MD5 71563c9d98f1bc6cadd2498d86f043b2
- SHA1 b33785a627cfeb6e7ed65a8b8da789307ff91fe6
- SHA512 3df21e8cf82cfc426a454e8d970ef4e91a17678ae4e8dea085752ff2bdd917824ec74a3ec1ed25ff9f97e8adcc87ae0f0a404f4e471b533f9917e13bc18ec85e
- TLSH T1CEE06800409BEE7E011C802B09F9698D80B0452CBF5A37717720C38C22ED40FB2E7306
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 74af8980f0ab64b90efe2cf46c928025c9f6cc70edbe9ae39190e58cd0ab60e4
- MD5 277ef04f2ec11754569a75198d0234bb
- SHA1 1fcc43a799fdd2406fb76b2d1bc73c0f93275543
- SHA512 911ce54f4a665213a97e27b476ece5aac17e0a62268f561cf76c65528039fde449bc1b0675ad9b0413bef61087b84158f16071e6f9aa413cb7d5f37a712a88bc
- TLSH T182F09BD120E5B0067117B513D6587BD453A35E985F4B4DD0441973755D7786CCD94250
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\jupyr.exe
- Size 506KB
- SHA256 85256eece9c661cb405efe9162c3d3a73fa0310481605fb32cb2abebd9ec87f5
- MD5 89345f02261fa851435956a07e0cbbbb
- SHA1 37a44d1b5e4a3e338da4ffcf7e6152ff6fb22c0a
- SHA512 24d903ea05275a535cd42e714620bbee275342d10aab7e97b50e6aefcdaa409aff9633fa30e879253a81da4296ad3c4cdec7b8d7092069d73967b5452b2e7458
- SSDEEP 12288:o6twjLHj/8/GcHUIdPPzEmvTnabAh0ZnAr1UM:o6tQCG0UUPzEkTn4AC1+H
- TLSH T159B49D317240C435E3A613754993E5B05AAC7D345A90E68FF6A8BE396E313939B3720F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tuwua.exe
- Size 198KB
- SHA256 c7311448157111ac08fc4b2564f5c5d28ca19c857d26bc74c6d209333b9ed228
- MD5 8df86caadd2203a06f6a2046a91ff9bc
- SHA1 9f4c6af11544b68934f3985eae5c8f85d2f86d80
- SHA512 72f2b636e4f27477a7ef16e03ed7a69ad5dbc412a88e700c621e2594e1435380ac46702558867560ba025c0254bbb2e5068dd010487d7f9615dab09e4c0e6df6
- SSDEEP 3072:dLeZUwofc1zU9KUgshNIFfF7eO+blJULGaMl1+jhh+PaWY3P2lmWtoutA7F:pXw5MK1shNIFfFCULGvU+3VlBtoSA7F
- TLSH T1F014D0512A008858F74C4B32990AF9E409AA9E3DA9D0F54FF53CBD3A6C731875AB714F
- MD5 SHA1 SHA512 SSDEEP TLSH