Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
21/04/2026, 10:22
Behavioral task
behavioral1
Sample
2026-04-21_2cd8f3b8ffeb0568b73c84d50f247654_coinminer_elex_rhadamanthys_smoke-loader_stop_tofsee.exe
Resource
win10v2004-20260130-en
9 signatures
150 seconds
General
- Target 2026-04-21_2cd8f3b8ffeb0568b73c84d50f247654_coinminer_elex_rhadamanthys_smoke-loader_stop_tofsee.exe
- Size 662KB
- Sample260421-mefdbacx6p
- SHA256 bde058b0fdb494ed0bb78c08f7c7f9721da5b6c36e9cc8f6a2a8ae7244091f15
- MD5 2cd8f3b8ffeb0568b73c84d50f247654
- SHA1 17334779edd9b2a99a1f400414b906560a410b6e
- SHA512 ac15c9cd1395df46e17bb8ce2c0f4ccef0f8cdf0ad05ea7b232094baa1fabd3bdb66e9764bc343306cdd1e5a521faa556ebf9435c02c339686a2457bf3c7930f
- SSDEEP 6144:O1xBWeMRygxDLbHxlSBxzJn1REBB6q1gBFJV6AvRqsf6YU+FM+3Yn/fCXjQGDqL0:Ol3MQIDKJzTq+Xxvo0U+d3s/fCX0G
- TLSH T1CDE4CE253680C476E36A1B314421EAF10D69AD3916E8E58FF3387E765E312D3527B28F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
121.88.5.183
-
218.54.30.235
Signatures
- Custom signatureUPX dump on OEP (original entry point) 18 IoCs
resource yara_rule behavioral2/memory/2888-0-0x0000000000400000-0x00000000004A5000-memory.dmp UPX behavioral2/files/0x001c00000002b2c0-7.dat UPX behavioral2/memory/4680-11-0x0000000000400000-0x00000000004A5000-memory.dmp UPX behavioral2/memory/4680-13-0x0000000000400000-0x00000000004A5000-memory.dmp UPX behavioral2/memory/2888-16-0x0000000000400000-0x00000000004A5000-memory.dmp UPX behavioral2/memory/4680-19-0x0000000000400000-0x00000000004A5000-memory.dmp UPX behavioral2/files/0x001b00000002b2c5-24.dat UPX behavioral2/memory/1452-27-0x0000000000600000-0x00000000006BA000-memory.dmp UPX behavioral2/memory/4680-29-0x0000000000400000-0x00000000004A5000-memory.dmp UPX behavioral2/memory/1452-31-0x0000000000600000-0x00000000006BA000-memory.dmp UPX behavioral2/memory/1452-32-0x0000000000600000-0x00000000006BA000-memory.dmp UPX behavioral2/memory/1452-33-0x0000000000600000-0x00000000006BA000-memory.dmp UPX behavioral2/memory/1452-34-0x0000000000600000-0x00000000006BA000-memory.dmp UPX behavioral2/memory/1452-35-0x0000000000600000-0x00000000006BA000-memory.dmp UPX behavioral2/memory/1452-36-0x0000000000600000-0x00000000006BA000-memory.dmp UPX behavioral2/memory/1452-37-0x0000000000600000-0x00000000006BA000-memory.dmp UPX behavioral2/memory/1452-38-0x0000000000600000-0x00000000006BA000-memory.dmp UPX behavioral2/memory/1452-39-0x0000000000600000-0x00000000006BA000-memory.dmp UPX - Executes dropped EXE 2 IoCs
pid Process 4680 aqzop.exe 1452 xayba.exe -
resource yara_rule behavioral2/memory/2888-0-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/files/0x001c00000002b2c0-7.dat upx behavioral2/memory/4680-11-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/4680-13-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/2888-16-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/4680-19-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/files/0x001b00000002b2c5-24.dat upx behavioral2/memory/1452-27-0x0000000000600000-0x00000000006BA000-memory.dmp upx behavioral2/memory/4680-29-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/1452-31-0x0000000000600000-0x00000000006BA000-memory.dmp upx behavioral2/memory/1452-32-0x0000000000600000-0x00000000006BA000-memory.dmp upx behavioral2/memory/1452-33-0x0000000000600000-0x00000000006BA000-memory.dmp upx behavioral2/memory/1452-34-0x0000000000600000-0x00000000006BA000-memory.dmp upx behavioral2/memory/1452-35-0x0000000000600000-0x00000000006BA000-memory.dmp upx behavioral2/memory/1452-36-0x0000000000600000-0x00000000006BA000-memory.dmp upx behavioral2/memory/1452-37-0x0000000000600000-0x00000000006BA000-memory.dmp upx behavioral2/memory/1452-38-0x0000000000600000-0x00000000006BA000-memory.dmp upx behavioral2/memory/1452-39-0x0000000000600000-0x00000000006BA000-memory.dmp upx - 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 xayba.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-04-21_2cd8f3b8ffeb0568b73c84d50f247654_coinminer_elex_rhadamanthys_smoke-loader_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aqzop.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2888 2026-04-21_2cd8f3b8ffeb0568b73c84d50f247654_coinminer_elex_rhadamanthys_smoke-loader_stop_tofsee.exe 2888 2026-04-21_2cd8f3b8ffeb0568b73c84d50f247654_coinminer_elex_rhadamanthys_smoke-loader_stop_tofsee.exe 4680 aqzop.exe 4680 aqzop.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe 1452 xayba.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2888 wrote to memory of 4680 2888 2026-04-21_2cd8f3b8ffeb0568b73c84d50f247654_coinminer_elex_rhadamanthys_smoke-loader_stop_tofsee.exe 80 PID 2888 wrote to memory of 1932 2888 2026-04-21_2cd8f3b8ffeb0568b73c84d50f247654_coinminer_elex_rhadamanthys_smoke-loader_stop_tofsee.exe 81 PID 4680 wrote to memory of 1452 4680 aqzop.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-21_2cd8f3b8ffeb0568b73c84d50f247654_coinminer_elex_rhadamanthys_smoke-loader_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-21_2cd8f3b8ffeb0568b73c84d50f247654_coinminer_elex_rhadamanthys_smoke-loader_stop_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2888 -
C:\Users\Admin\AppData\Local\Temp\aqzop.exe"C:\Users\Admin\AppData\Local\Temp\aqzop.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4680 -
C:\Users\Admin\AppData\Local\Temp\xayba.exe"C:\Users\Admin\AppData\Local\Temp\xayba.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1452
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_sannuyex.bat" "2⤵
- System Location Discovery: System Language Discovery
PID:1932
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_sannuyex.bat
- Size 405B
- SHA256 6211cbd9b18c5a1f606701ad2e749f78da7a4080663511e458dbd482b7df3a1b
- MD5 1fe8acdf9c039733e3bfbf0c2caf8589
- SHA1 df4ae5e2bee09a2b8da595117730d44c1e762e1b
- SHA512 9dd6c4eb802d86b76d455893befe82805b3674a3c83ed7cbbc7208db172e037e42242df7afeb4d8301bdbe245368a45654c01c6c9a381a37817721f6d77bd801
- TLSH T187E02B0051BFEF5E0108B01B16AA954CC2E426163EC93736A720C38D51E6449F8A3141
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\aqzop.exe
- Size 662KB
- SHA256 4b7b15a5ade3d2362a5a49233a801026f410511f796dc0a9f0f8acd0a2b6a49d
- MD5 6497133ec2ae1f62f562cd7e58e02e82
- SHA1 b752ea6d9edd326c360201974287443b041421d5
- SHA512 af89a8331c4c6615a784149610303d583e1352c0ade6dc334ace7a6b2aaafa1d2133508d391babe56d6ff719c7171a6300b41dbe6bc82343018195abbe1c546d
- SSDEEP 6144:O1xBWeMRygxDLbHxlSBxzJn1REBB6q1gBFJV6AvRqsf6YU+FM+3Yn/fCXjQGDqL5:Ol3MQIDKJzTq+Xxvo0U+d3s/fCX0T
- TLSH T145E4CE253680C476E36A1B314421EAF10D69AD3916E8E58FF3387E765E312D3527B28F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 4d3a99471e2bbf30c17a8f1786bfe3915b93e5529f1e512bb360dcae6c4a2ca8
- MD5 3293e1c1649eb59eeba47288a44be189
- SHA1 e5e20743bc1f064d0ce3a3b0b395f905d133242a
- SHA512 fcf586e4d2d0c610dd1a2778de1c1b5d9bf2bb781adaff82a80c0900bd0e341d31546ad84cb997b47bfa463f10d8f51006411a5239c0b4289304f136805fb43f
- TLSH T1F3F012C220F6F0113213B101C198B7B0AB93ACDC0083CD90000933348C76C1C049A270
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\xayba.exe
- Size 243KB
- SHA256 0231b38b5afc766b26c3a935f27b77495d82d028fde4ade067a2a7a8207c9d19
- MD5 3d6c2816e2aa0cdaaba3b6a17749bcc9
- SHA1 066d4f5b9975e69cbd1cc278d14000766b4e00d7
- SHA512 9d074a2bcc95c98adf7d40c7177174a113105852f750fa261f9f553014e7319a3e6a9a3a840139948828d088cbdbac53c06eba53b2c7e604f46514c84a89f3b5
- SSDEEP 3072:R06TPH0SrN3IHDGKGR9oKpPCR3lH1akXDMOEkXy0fgHOy7IZWIt/Te83bQ:nrN3IHDGKy95pe3lMy/EA2uugt7e83bQ
- TLSH T1DC347A157601C8A4F3590B315E0AF9E80589BE3D9CD4E10FF5B8BF3EA9721936A6314E
- MD5 SHA1 SHA512 SSDEEP TLSH