Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
21/04/2026, 23:22
Behavioral task
behavioral1
Sample
2026-04-21_abd01233fa4d51fb44b9bba749a0596e_amadey_elex_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
7 signatures
150 seconds
General
- Target 2026-04-21_abd01233fa4d51fb44b9bba749a0596e_amadey_elex_smoke-loader_stop.exe
- Size 455KB
- Sample260421-3cvm8ahs6s
- SHA256 62512f76f2c63c3f1515df32937495cd06bfc460bd58bbe97028c338f9264ba7
- MD5 abd01233fa4d51fb44b9bba749a0596e
- SHA1 2b51356fc147747f0134fe838b47c26b556c674e
- SHA512 fb3f0b2c2c6a56dfca7e4d17ab47533e7c0b54a3cf3b8b5550c6077a12b304996da1170e797e7e51c5b3cf0de4ac6634279b1523e005c5bce75effda8ae39291
- SSDEEP 6144:NK1iEceN+KeoNTYY93dRe7xZGe+Q1Lb3c8AH/R68AuSXBGuaVBt7QwIiZQEszTnP:accNvdRExZGe+Q1nY43x+l7QLiaEyP
- TLSH T197A4BF153790C072E3652B354996E2F55AA9BC344A64E68FF6B43E395E301938A3B30F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
1.234.83.146
-
133.242.129.155
-
218.54.31.226
-
218.54.31.165
Signatures
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-312252282-3884318443-358092420-1000\Control Panel\International\Geo\Nation 2026-04-21_abd01233fa4d51fb44b9bba749a0596e_amadey_elex_smoke-loader_stop.exe Key value queried \REGISTRY\USER\S-1-5-21-312252282-3884318443-358092420-1000\Control Panel\International\Geo\Nation loycs.exe - Executes dropped EXE 2 IoCs
pid Process 3316 loycs.exe 4532 olwyt.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 olwyt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-04-21_abd01233fa4d51fb44b9bba749a0596e_amadey_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language loycs.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe 4532 olwyt.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3156 wrote to memory of 3316 3156 2026-04-21_abd01233fa4d51fb44b9bba749a0596e_amadey_elex_smoke-loader_stop.exe 85 PID 3156 wrote to memory of 4596 3156 2026-04-21_abd01233fa4d51fb44b9bba749a0596e_amadey_elex_smoke-loader_stop.exe 86 PID 3316 wrote to memory of 4532 3316 loycs.exe 98
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-21_abd01233fa4d51fb44b9bba749a0596e_amadey_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-21_abd01233fa4d51fb44b9bba749a0596e_amadey_elex_smoke-loader_stop.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3156 -
C:\Users\Admin\AppData\Local\Temp\loycs.exe"C:\Users\Admin\AppData\Local\Temp\loycs.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3316 -
C:\Users\Admin\AppData\Local\Temp\olwyt.exe"C:\Users\Admin\AppData\Local\Temp\olwyt.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4532
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "2⤵
- System Location Discovery: System Language Discovery
PID:4596
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
- Size 358B
- SHA256 0aaaff63afdaa91eab7b53ac5340e56dca5b9e897f6c9356e24f3697ae9bbd31
- MD5 0f964ebb84fea72ea6512dbdbdd0760f
- SHA1 620c7d0515d6705fedcd8a7b80f6c656da55c39c
- SHA512 539dfe8ab01e4785e2216c59939b901323fd3c2888573c95713c78b193f4369fa2df0af65a770da8396ff8ce24ecc8f83606cacccd2feb6472c173f2a60f9ee8
- TLSH T1D1E0DF0142FFEFAA0008E02B4BF5258D82A15E583E423B227B21C19C61C441EF8DA206
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 123c00f37525c0e1782d5a5a94b834fd6824cb24a80232f813fcadb5d011e222
- MD5 e2b30595fbefea2297e5ac27bbbcc3d1
- SHA1 a0f5eddd81de98d8422f7581688a07ac733e5fad
- SHA512 7fe6e65075f615c1e290f920fe0bdf88e4455b91648285f30d9a6a01437ff8e3a9622af44a4a6562cd99f404ed4904c79dd86090196e78d7a4068b05c3ae42d8
- TLSH T100F09BF62155F4473A12FB16D3959F552B832DC81D834D6C138CB2768C36F6C4544615
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\loycs.exe
- Size 455KB
- SHA256 08be65770404518a145c8e358ecc42d10d3c56ec9f1bba9bffcbb28da438061f
- MD5 b7f86c0f21be486940551c21da5d8adc
- SHA1 0fba3744d41b28fa0f4d5df840a4c1cc3647a6e3
- SHA512 c77429f54c9b1d92467f0cd7f52f57ec720abacbb8792c7e00201f26b4788bebb77bc5d51ae890be7475bf6921d57b01da1bc224b1874433f568e1cc4c7a972c
- SSDEEP 6144:NK1iEceN+KeoNTYY93dRe7xZGe+Q1Lb3c8AH/R68AuSXBGuaVBt7QwIiZQEszTnK:accNvdRExZGe+Q1nY43x+l7QLiaEyK
- TLSH T1BDA4BF153790C072F3652B354996E2F55AA9BC344A64E68FF6B43E395E301938A3B30F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\olwyt.exe
- Size 194KB
- SHA256 846134c0d14aa7806209d4a509562a49596abb1201679f386e30a4c168b0bedb
- MD5 b833a85232991fb584ec576fb8b1fe9d
- SHA1 dc62f0c0684c7404a0a4d1784ba8aec875503b29
- SHA512 fc8e1523420884e42db58897522b574f060f4da29f662a7e7406d797cd4b6ac65a961b01f033e315a979b93f8e6d20a8af6057da1c6d9742d1c9a93fa4f65ae8
- SSDEEP 3072:NcqP9ytWHC2SJ1LNvnRqIregU6OaoY7VBL/pia1weyqEWDRmTUSt+m7hy:NcGeB2SJ1Laceg7fpBbpia1wkks
- TLSH T1CC14E012A9154C94F36E0B315802FAE019A58D7C15E4F66FF23CBD36787A2970ABB14F
- MD5 SHA1 SHA512 SSDEEP TLSH