Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/08/2026, 06:58
Behavioral task
behavioral1
Sample
2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 576KB
- Sample260805-hrf36afc83
- SHA256 8f01453be685767eeaa35c6f43a42f2b7b378d090553a7754e3fcbc50b353d61
- MD5 6812fc9ad555e450a9051baca84379d5
- SHA1 9198504a15aee39564e168dbbaefcf95b4fff59c
- SHA512 ac87ff8359fb6460dcc2cf65b18ffa8c4edf83e4adf6340fea048cda1f45b761871725b44fdd6a63eaa74ab261ac483c248613e4ea4517cb55cedb239fd172e0
- SSDEEP 12288:MqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:MjHPOSOkx2LFscUQPK
- TLSH T154C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 9 IoCs
resource yara_rule behavioral1/memory/1292-0-0x0000000000240000-0x00000000002C9000-memory.dmp UPX behavioral1/files/0x0034000000016864-2.dat UPX behavioral1/memory/4308-4-0x0000000000B20000-0x0000000000BA9000-memory.dmp UPX behavioral1/memory/1292-10-0x0000000000240000-0x00000000002C9000-memory.dmp UPX behavioral1/memory/4308-12-0x0000000000B20000-0x0000000000BA9000-memory.dmp UPX behavioral1/memory/4308-22-0x0000000000B20000-0x0000000000BA9000-memory.dmp UPX behavioral1/memory/1292-30-0x0000000000240000-0x00000000002C9000-memory.dmp UPX behavioral1/memory/4308-31-0x0000000000B20000-0x0000000000BA9000-memory.dmp UPX behavioral1/memory/4308-33-0x0000000000B20000-0x0000000000BA9000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4308 50c54233 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 27 114.114.114.114 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 28 223.5.5.5 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 3 114.114.114.114 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 6 223.5.5.5 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 50c54233 File created C:\Windows\SysWOW64\50c54233 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 50c54233 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 50c54233 -
resource yara_rule behavioral1/memory/1292-0-0x0000000000240000-0x00000000002C9000-memory.dmp upx behavioral1/files/0x0034000000016864-2.dat upx behavioral1/memory/4308-4-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/1292-10-0x0000000000240000-0x00000000002C9000-memory.dmp upx behavioral1/memory/4308-12-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/4308-22-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/1292-30-0x0000000000240000-0x00000000002C9000-memory.dmp upx behavioral1/memory/4308-31-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/4308-33-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\49c128 50c54233 File opened for modification C:\Windows\161e98 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 50c54233 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 50c54233 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 50c54233 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 50c54233 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 50c54233 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 50c54233 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 50c54233 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 50c54233 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 50c54233 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 50c54233 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4308 50c54233 4308 50c54233 4308 50c54233 4308 50c54233 4308 50c54233 4308 50c54233 4308 50c54233 4308 50c54233 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 1292 2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 4308 50c54233 Token: SeTcbPrivilege 4308 50c54233
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-05_6812fc9ad555e450a9051baca84379d5_amadey_coinminer_elex_remcos_smoke-loader.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1292
-
C:\Windows\Syswow64\50c54233C:\Windows\Syswow64\50c542331⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4308
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\50c54233
- Size 576KB
- SHA256 4335188de2eab739d2a6293796b574d6a7ae9a677840fa5ef8d868021851d132
- MD5 52e6c51c7e51e991221c4b83c552e1c6
- SHA1 058ac34909d1b5603ca721cd9b84be49cbf469b0
- SHA512 87a0a06f7006d6d9e319000a8617cc291c7940d0684482ab09af1a0086370af2a1697f0b0dffed3147a91fe336b280bbdce9a6dddfb65d4805c289ba049b56a8
- SSDEEP 12288:RqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:RjHPOSOkx2LFscUQPK
- TLSH T152C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH