Analysis
- max time kernel
150s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 05:56
Behavioral task
behavioral1
Sample
2026-11-01_e0f549662dbf7a500a464ba70e55a4b7_amadey_elex_smoke-loader_stop.exe
Resource
win10v2004-20260911-en
10 signatures
150 seconds
General
- Target 2026-11-01_e0f549662dbf7a500a464ba70e55a4b7_amadey_elex_smoke-loader_stop.exe
- Size 493KB
- Sample261102-gnce5ae19v
- SHA256 41c23220e4007b3d409ea49ce1e8a815f7ce01fc38608dcdfb1524443cc2c65c
- MD5 e0f549662dbf7a500a464ba70e55a4b7
- SHA1 293f5ab672514fe07818ec37a280d1ae43b12f08
- SHA512 085f4a654eb1ebc5a62e7d06e7139b81a47058710271c62ffd39801f00f92531ab7e7af08eb0c15f9785c2a1fb1d2279783f38994c6308f84b9578651dfa05ad
- SSDEEP 6144:rajY1oC+/U8Vjlx4kk9HKda4L38u1/MbQFsrF1W/h84IrV7mMpH8zQW4jYptkk:BOlx4kk9HKda4YBQi4kVdcQzjQ
- TLSH T1CCB4BF213780C035E3A613328996E1B56A657D3456A4D68FF7A83E795F302C39A3734F
- 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
- Executes dropped EXE 2 IoCs
pid Process 4132 cosua.exe 2704 butus.exe - 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 4168 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 cosua.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain cosua.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 butus.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-11-01_e0f549662dbf7a500a464ba70e55a4b7_amadey_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cosua.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe 2704 butus.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 2704 butus.exe Token: SeIncBasePriorityPrivilege 2704 butus.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3424 wrote to memory of 4132 3424 2026-11-01_e0f549662dbf7a500a464ba70e55a4b7_amadey_elex_smoke-loader_stop.exe 89 PID 3424 wrote to memory of 4168 3424 2026-11-01_e0f549662dbf7a500a464ba70e55a4b7_amadey_elex_smoke-loader_stop.exe 90 PID 4132 wrote to memory of 2704 4132 cosua.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-01_e0f549662dbf7a500a464ba70e55a4b7_amadey_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_e0f549662dbf7a500a464ba70e55a4b7_amadey_elex_smoke-loader_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3424 -
C:\Users\Admin\AppData\Local\Temp\cosua.exe"C:\Users\Admin\AppData\Local\Temp\cosua.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:4132 -
C:\Users\Admin\AppData\Local\Temp\butus.exe"C:\Users\Admin\AppData\Local\Temp\butus.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2704
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4168
-
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 e71667483d366378cfb5c4fd5e1153ccf582bc635dc9bd99e713993e937f64ea
- MD5 42c0666d415cb3ed4379134c461cd72d
- SHA1 c44d5986c0b11e2bc05272768d97c122019ca4ac
- SHA512 4d1f3d871856aa6d268fb6f5a385d0b32ff4cffed1c74da22b9558b2da7d63944c700c146e5c6eb1df9c41fffc934902a4f8e7d9d2622f3c9b9c53e72510b3d2
- TLSH T1A4E0DF0601AFDE6B0524A1AB0EB6784DC0A048A83F663B257321DAAC56C240DF8D3342
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\butus.exe
- Size 201KB
- SHA256 39f3f6d7413f015a41f28f5c031fa24d64d54efd3bdef16c72eaf903ff9f38e6
- MD5 dc7160289a83b2da0df958c83760f56c
- SHA1 ffbf4a54671c4f1f108ce64ced0d60b394056918
- SHA512 d2b181bd46b82e05183fef6b7c8200848003718105d4d87d358bb10b1deafd430d98d48de05a2fab4a5ff49f523740481d95d8b1abd504eb5054a079ff8a2737
- SSDEEP 6144:WvVNKTWduZn4HXfDHHjpWVncWYSlYhluu/QtP0:WjgPZ4HvrHj436/I0
- TLSH T1171401992A408CA8F3080F368467F2D049668E3D55E4E60FF57CBC75583127BAA7728F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\cosua.exe
- Size 493KB
- SHA256 791327e197b23781b32760a3cc6a13a27147e88b13df1d5a1570e19cebc8e778
- MD5 17aaa95e17e433f1e77408b76684751c
- SHA1 1bc720731d0cc0732e22b10d3be6b5c0f37cfb49
- SHA512 a5bac3f0a4098f6d516402241a976f76d41a38f7cece6fa39615401e2d3fdde3fcfeae17acba3e75991dce3f48eff5074498148ac3b82cb8300dade7ff42d884
- SSDEEP 6144:rajY1oC+/U8Vjlx4kk9HKda4L38u1/MbQFsrF1W/h84IrV7mMpH8zQW4jYptk4:BOlx4kk9HKda4YBQi4kVdcQzjk
- TLSH T15DB4BF213780C035E3A623328996E1B56A657D3456A4D68FF7A83E795F302C39A3734F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 a05bbeb944e4874e2f127c3bcb0e61dde646ccae27d9fb9c724f9cf327d9f4ef
- MD5 712c15201433c81f8368088848c892e6
- SHA1 de0da296f6ee8adf4ef637a0e9ceaaf140c14894
- SHA512 ab9c42b76a7f89497253b6a8339a2652c701d5b98e213c5cfe3d9ac0f4606370e474ab821398144db07b167c77b24e1d173838c1908027d8c4b4c0ed486c1089
- TLSH T123F09BDA1151B1563113F703DBD85FD037934E5C5DC75D994049F2314D75D5C868435E
- MD5 SHA1 SHA512 TLSH