Analysis
- max time kernel
149s - max time network
96s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
11/05/2026, 01:43
Behavioral task
behavioral1
Sample
2026-05-11_371403e43df9210cd0db7cb17b81cf1f_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
7 signatures
150 seconds
General
- Target 2026-05-11_371403e43df9210cd0db7cb17b81cf1f_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 409KB
- Sample260511-b5bx2acz2p
- SHA256 3a034ffecac15758b260942cadb8fdc1f8f2f51cc2482c96143f6b6525a69718
- MD5 371403e43df9210cd0db7cb17b81cf1f
- SHA1 7e800c741384f70a4098e182bab0c66de82fce18
- SHA512 9696a16ff22470aa3cf6ac0ea9a3d2eb79f38347474f2e7b373d6720d8054384724b2fc37711703b1ce0346901e1a78dd82446f43a56eb0928beb60fd7b44455
- SSDEEP 6144:Y5SXvBoDWoyLYyzbwOC4DYM6SB6v+qLnAzYmhwrxcvkzmSB7ohj:YIfBoDWoyFbkU6hAJQnaB
- TLSH T1EF94BE253540C436F3290B354855EAB14AA9BC3914D9E48FF778BE7A6D321938B3B24F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
218.54.31.165
-
218.54.31.226
Signatures
- Executes dropped EXE 3 IoCs
pid Process 3980 buzuk.exe 5584 ycbysa.exe 5096 apnud.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 2026-05-11_371403e43df9210cd0db7cb17b81cf1f_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language buzuk.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ycbysa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language apnud.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe 5096 apnud.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2852 wrote to memory of 3980 2852 2026-05-11_371403e43df9210cd0db7cb17b81cf1f_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 79 PID 2852 wrote to memory of 3472 2852 2026-05-11_371403e43df9210cd0db7cb17b81cf1f_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 80 PID 3980 wrote to memory of 5584 3980 buzuk.exe 82 PID 5584 wrote to memory of 5096 5584 ycbysa.exe 83 PID 5584 wrote to memory of 2720 5584 ycbysa.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-11_371403e43df9210cd0db7cb17b81cf1f_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-11_371403e43df9210cd0db7cb17b81cf1f_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Users\Admin\AppData\Local\Temp\buzuk.exe"C:\Users\Admin\AppData\Local\Temp\buzuk.exe" hi2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3980 -
C:\Users\Admin\AppData\Local\Temp\ycbysa.exe"C:\Users\Admin\AppData\Local\Temp\ycbysa.exe" OK3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5584 -
C:\Users\Admin\AppData\Local\Temp\apnud.exe"C:\Users\Admin\AppData\Local\Temp\apnud.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:5096
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "4⤵
- System Location Discovery: System Language Discovery
PID:2720
-
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "2⤵
- System Location Discovery: System Language Discovery
PID:3472
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_vslite.bat
- Size 412B
- SHA256 5e840b3caaaccea041f0158ab41c2a9627a2e1210e2c8d96d7e4109f67cf0963
- MD5 dfafbb9a6034dc81f6bc080c144ecb51
- SHA1 95cc34a4c7c84ab6001cb4f45f6a4f5a1c0e5606
- SHA512 1bb8fa97a1ffb54b18e986277eaa22bc8908afb6c4328917624d8b77c9939a11bb17dab8cec8b3f68d358c7bb2094c21e316412acd3e44b78fed4afc18314a6a
- TLSH T1C5E09B0301AFDE7B014DC01F52ADE64ED2A45A187F863B74B730C64D51E545EF9A3253
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_vslite.bat
- Size 224B
- SHA256 614dfd75b5046d689ffba6103cd10d2d34e18bb47f73730079731c28f8bbdada
- MD5 b8d6e7357e65440a5c94ffe49669c1d7
- SHA1 3770e66639189df8fb8d32960d91e36bc6bc3ad6
- SHA512 b4b95e76baeb6711c7f6645cbf7be05d1a14634c08ec55b4e9f45bed212a5d9be3a48bd7988d389586e5a9effeb8878f95a409518b6477e53ca076829a4534be
- TLSH T138D0C71141D6D75E0448D12F06B5A18DC0794C9C3F473B159721C85C21C141EF6CF341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\apnud.exe
- Size 223KB
- SHA256 d5bfad3fb462dc87f2e8c519274813a6ffd03a73b4b3c3d4492747e1eb6581ea
- MD5 d4b3e926998e63e95b611c9f8e583f49
- SHA1 9bf99d9140419ebe2d2b54bcfa85d699899e1290
- SHA512 4d9edff4269e31454a736f2ee3cf5c2edbe0197c9e0eb482aa25e46bff6672a8b0d295d0c73e005021c9eae81f79ce1827d61e0bc30cae24c02838fb9bb80778
- SSDEEP 6144:PWnFhYfH3TkoCwAyfrgjtM9/WWVGix77p3u:unFhSIkAyDgjtS/FZw
- TLSH T12024E042AA018888F38C4B316A17FAE449958D3C59D5F51FF5BCBD362D3628729B708F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\buzuk.exe
- Size 409KB
- SHA256 c65507e1bfc80c06bf829d7ac7dc787e124492feb5de6f3d5e76d3ecc28c4b84
- MD5 17fb40182684140e4b1eac578814c958
- SHA1 9cbeccaeea2d52937a7ff3fb20ebe9a7c473f033
- SHA512 78ae50e8925891244639080424e0c41e06f9c0af3ccd66eb2a9131b0b19b795277f6e9e439b9051e758d25b59d4cf2ffdf5a2af39c6ac3ce95b43326f93f9755
- SSDEEP 6144:Y5SXvBoDWoyLYyzbwOC4DYM6SB6v+qLnAzYmhwrxcvkzmSB7ohU:YIfBoDWoyFbkU6hAJQnaa
- TLSH T19C94BE253540C436F3290B354855EAB14AA9BC3914D9E48FF778BE7A6D321938B3B24F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 f80c89bbd85e7512fede7458c72b8b5dfb0f506fdaf6ce9550baf4bcc895ac8b
- MD5 c4bd1091ba2cf72cc85ec659372e89ef
- SHA1 102302e856cb4a8759879466cc2d05b65f3a7ee0
- SHA512 db584fff8590b88d810839207ee5522c0ac491b6683d78a8daf2915956033101043686993ded6367d9b278d061dc35ba183cd613225cd124b0f4131799df8d0c
- TLSH T1EEF04CD51465B4457611B617D6845BE667A30D842A479D404015B1309D358AC44547A5
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ycbysa.exe
- Size 409KB
- SHA256 259bf7aa794ebcb62a51786f58f86ce0867d272556d1d6df4876a55ac1bb4404
- MD5 bb7ff596afc338576a297f8675a00fd6
- SHA1 ab8d3cb43c4a453e28420e5fb8871c9b794ab4d8
- SHA512 7f18d11848df449ce44a25cb42cbcb540b4b9c728226a57a3e453293c946569892eb269d9efab379febcdcd73c2345f8ad9650fe09b5a78d5ed322dd00ba0a17
- SSDEEP 6144:Y5SXvBoDWoyLYyzbwOC4DYM6SB6v+qLnAzYmhwrxcvkzmSB7ohV:YIfBoDWoyFbkU6hAJQnaj
- TLSH T13494BE253540C436F3290B354855EAB14AA9BC3914D9E48FF778BE7A6D321938B3B24F
- MD5 SHA1 SHA512 SSDEEP TLSH