Analysis
- max time kernel
149s - max time network
95s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
01/05/2026, 22:10
Behavioral task
behavioral1
Sample
2026-05-01_554a18c59902270ba16c17eb5081348d_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
7 signatures
150 seconds
General
- Target 2026-05-01_554a18c59902270ba16c17eb5081348d_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 401KB
- Sample260501-13b8fset7v
- SHA256 44154752ce055edd9ec330f55dbe6ae993ac9130c324a717d2667d63c5d20884
- MD5 554a18c59902270ba16c17eb5081348d
- SHA1 8659eff1be550c533b3da49fc596f750907a1225
- SHA512 25af91e9edabb78c479a54dee4c67a817d9d03cc6b8e0543a9defa21720191c0dccb4d5588d16ffa0321e8ec4deea6589318608d68102d8e2fdfdd830fe5e4ab
- SSDEEP 6144:y5SXvBoDWoyLYyzbpPC4DYM6SB6v+qLnAzYmhwrxcvkzmSBrBwLTvbL:yIfBoDWoyFboU6hAJQnru
- TLSH T10F94BD253140C436F32A0B354456EAB149A9BC3915D9E48FF778BE7A5E311938B3B28F
- 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 3256 efkup.exe 2944 kyruib.exe 828 ogiwc.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 efkup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kyruib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ogiwc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-05-01_554a18c59902270ba16c17eb5081348d_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe 828 ogiwc.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1592 wrote to memory of 3256 1592 2026-05-01_554a18c59902270ba16c17eb5081348d_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 80 PID 1592 wrote to memory of 1100 1592 2026-05-01_554a18c59902270ba16c17eb5081348d_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 81 PID 3256 wrote to memory of 2944 3256 efkup.exe 83 PID 2944 wrote to memory of 828 2944 kyruib.exe 84 PID 2944 wrote to memory of 3176 2944 kyruib.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-01_554a18c59902270ba16c17eb5081348d_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-01_554a18c59902270ba16c17eb5081348d_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Users\Admin\AppData\Local\Temp\efkup.exe"C:\Users\Admin\AppData\Local\Temp\efkup.exe" hi2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3256 -
C:\Users\Admin\AppData\Local\Temp\kyruib.exe"C:\Users\Admin\AppData\Local\Temp\kyruib.exe" OK3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2944 -
C:\Users\Admin\AppData\Local\Temp\ogiwc.exe"C:\Users\Admin\AppData\Local\Temp\ogiwc.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:828
-
-
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:3176
-
-
-
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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:1100
-
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 6a6b2081b430f95fbcac95d2860dba80dcdcfbf702ca1a4fdd120be49c33b6ac
- MD5 4a2e33363b7953883647f9912ef68e8a
- SHA1 b95360d76c9668ffe3897a2f51245a695ef8817a
- SHA512 2b208707566a5396161209495d9e1d4e55c2410b6290f0bc26860058b4c495a07032513cd600b7e637837a152b49f4dbfed6141e29a761640e3819ea590a59a4
- TLSH T10DE02B1340BFC93B000CD05F06B4B68FC8D055553EC727383B22C24E51E545EB8E2201
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_vslite.bat
- Size 224B
- SHA256 e1568d26712fd6ad9056cff8cc5e911f5186d2b597223eb728ccb3660b0d9233
- MD5 60fe2553666302f58e2e9a587da78a63
- SHA1 ae6350b63b2a9ff13144da3a159845cfeb38ccb6
- SHA512 8e2401b6aa181811a77107260df9b692236239789d22884cde818981188296c405689777ff2218984be8fa0565d1b863c0d9fbda9995d5e7e028601b999e15a2
- TLSH T133D0C95181EADB6E4848912B0AB5628DC0758CAC3F8B7B61E725C84C22C281EF6D7352
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\efkup.exe
- Size 402KB
- SHA256 14cbcc1782e4f4398c4eab0e3da71ab61af0c9365636edede59de0597b05b38e
- MD5 16ba5bf2c69c8421a10fa038846a3707
- SHA1 aefa8e219698e9f16e620fe0ded03c2e36ddc6ba
- SHA512 214d05425cc8105c17c64a9f6e475faa5512c808274eee9163cb7795b952dab93623cfdbc626440453ce0a3cbd6466fbad49b3dd631693a34f9aa2ef65934475
- SSDEEP 6144:y5SXvBoDWoyLYyzbpPC4DYM6SB6v+qLnAzYmhwrxcvkzmSBrBwLTvbU:yIfBoDWoyFboU6hAJQnrl
- TLSH T1E394BD253140C436F32A0B354456EAB149A9BC3915D9E48FF778BE7A5E311938B3B28F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 7bc8d1dc54c6a711537971223c3b0ab476f971d59f5908336907424af3fe02e4
- MD5 ca348b0c197526269c712d01f5399981
- SHA1 3fae699ca0bd7d2311f5684731a24338dabe2ab5
- SHA512 2e12ef435b586fce3552b1ddd9a8d78fabca3651fec47fcc6edb3834595e1a2a2e9d6f792b060b7c8a846b68cef8319444e90c3ecf26a49c094c4f4b11461678
- TLSH T1CAF09BE920A5F0593615D513D39457A537933DDC1D479C94040873704D39D7C84D4355
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\kyruib.exe
- Size 402KB
- SHA256 bcb084ab46f9ec5b397176d6107066366ac4f87dd7f767a3c6558dee9e24fd54
- MD5 ae515a4c67df33c4e879bcf57f53c752
- SHA1 40ad313a42e4c16eacfa7c66e63c4edaebd1737f
- SHA512 8cfc200459874fcbcf5437ec8735593b50093904fe3f45b264bd9c65a1e2987253561b4624dfe3a37451c8a2b719716fe677bc22c1e370456e9950533317e1ed
- SSDEEP 6144:y5SXvBoDWoyLYyzbpPC4DYM6SB6v+qLnAzYmhwrxcvkzmSBrBwLTvbY:yIfBoDWoyFboU6hAJQnr9
- TLSH T17894BD253140C436F32A0B354456EAB149A9BC3915D9E48FF778BE7A5E311938B3B28F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ogiwc.exe
- Size 223KB
- SHA256 5b0d8285631d216db59e1b646123f6af5a9a876dece777236d0a3d109a427198
- MD5 9b200862ad86d09466b9babbbdea51d0
- SHA1 3c0dd1d81828dabf71e920bedcebd3e2fbe2099b
- SHA512 39df827acf0e730e8aefe5970cd4739a550cc3aa14b0712e40c8ca458221c5a449c81dc105f0ea8acc71a10750771991729af48a8cb04590ea6a59ea0151ddc2
- SSDEEP 6144:PWnFhYfH3TkoCwAyfrgjtM9/WWVGix77p3p:unFhSIkAyDgjtS/FZn
- TLSH T17324E082AA018888F34C4B316A17FAE449858D3C59D5F51FF5BCBD362D3628729B748F
- MD5 SHA1 SHA512 SSDEEP TLSH