Analysis
- max time kernel
149s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
14/10/2026, 04:48
Behavioral task
behavioral1
Sample
2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 576KB
- Sample261014-ffbceswt2r
- SHA256 3fd02922ffa4052841400b7cce3a60dca760c1da7d236975f6a52cbe89e0cbdc
- MD5 d738ce371d2138a00218832347707de2
- SHA1 7876af924b548039b3b612d63ab9d96a757d1788
- SHA512 f67ce8bfb6cbe9268041f39ed5b296d90da1ae87e08c26e2971f88047f38f7b3ff68bfe54bec78f68d0aa4c32eb2c9e02e381626c34ea17d7e56eee6b8a1b91a
- SSDEEP 12288:KqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:KjHPOSOkx2LFscUQPK
- TLSH T13AC47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 16 IoCs
resource yara_rule behavioral1/memory/4268-0-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX behavioral1/files/0x0008000000024380-2.dat UPX behavioral1/memory/5092-4-0x0000000000A30000-0x0000000000AB9000-memory.dmp UPX behavioral1/memory/4268-18-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX behavioral1/memory/5092-20-0x0000000000A30000-0x0000000000AB9000-memory.dmp UPX behavioral1/memory/5092-21-0x0000000000A30000-0x0000000000AB9000-memory.dmp UPX behavioral1/memory/5092-27-0x0000000000A30000-0x0000000000AB9000-memory.dmp UPX behavioral1/memory/4268-40-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX behavioral1/memory/5092-41-0x0000000000A30000-0x0000000000AB9000-memory.dmp UPX behavioral1/memory/4268-42-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX behavioral1/memory/4268-46-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX behavioral1/memory/4268-49-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX behavioral1/memory/4268-54-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX behavioral1/memory/4268-60-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX behavioral1/memory/4268-61-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX behavioral1/memory/4268-62-0x0000000000D60000-0x0000000000DE9000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5092 8f660d44 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 245 114.114.114.114 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 373 114.114.114.114 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 404 114.114.114.114 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 187 114.114.114.114 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 246 223.5.5.5 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 374 223.5.5.5 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 125 114.114.114.114 5092 8f660d44 Destination IP 126 223.5.5.5 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 306 114.114.114.114 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 307 223.5.5.5 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 405 223.5.5.5 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 465 114.114.114.114 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 466 223.5.5.5 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 10 223.5.5.5 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 61 223.5.5.5 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 4 114.114.114.114 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 60 114.114.114.114 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 190 223.5.5.5 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\8f660d44 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8f660d44 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8f660d44 -
resource yara_rule behavioral1/memory/4268-0-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx behavioral1/files/0x0008000000024380-2.dat upx behavioral1/memory/5092-4-0x0000000000A30000-0x0000000000AB9000-memory.dmp upx behavioral1/memory/4268-18-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx behavioral1/memory/5092-20-0x0000000000A30000-0x0000000000AB9000-memory.dmp upx behavioral1/memory/5092-21-0x0000000000A30000-0x0000000000AB9000-memory.dmp upx behavioral1/memory/5092-27-0x0000000000A30000-0x0000000000AB9000-memory.dmp upx behavioral1/memory/4268-40-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx behavioral1/memory/5092-41-0x0000000000A30000-0x0000000000AB9000-memory.dmp upx behavioral1/memory/4268-42-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx behavioral1/memory/4268-46-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx behavioral1/memory/4268-49-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx behavioral1/memory/4268-54-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx behavioral1/memory/4268-60-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx behavioral1/memory/4268-61-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx behavioral1/memory/4268-62-0x0000000000D60000-0x0000000000DE9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\572d48 8f660d44 File opened for modification C:\Windows\4911d8 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 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\Domain 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 8f660d44 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 8f660d44 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2026-10-13_d738ce371d2138a00218832347707de2_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 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8f660d44 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8f660d44 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 8f660d44 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8f660d44 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8f660d44 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8f660d44 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8f660d44 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8f660d44 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8f660d44 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8f660d44 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5092 8f660d44 5092 8f660d44 5092 8f660d44 5092 8f660d44 5092 8f660d44 5092 8f660d44 5092 8f660d44 5092 8f660d44 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 4268 2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 5092 8f660d44 Token: SeTcbPrivilege 5092 8f660d44
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-13_d738ce371d2138a00218832347707de2_amadey_coinminer_elex_remcos_smoke-loader.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4268
-
C:\Windows\Syswow64\8f660d44C:\Windows\Syswow64\8f660d441⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5092
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\Windows\SysWOW64\8f660d44
- Size 576KB
- SHA256 753bd375cd17f40e5de28554318f64693ff94557591a6c11a8eda92e4d6518bf
- MD5 1b2bd08b2c43d4f8fa7fcc3e2e6ac967
- SHA1 706383d00855db31d9e56dcac7082147e296f4d7
- SHA512 0a725ed1dd7ab5f5858d31d8b7fb45d69a531e4b96c30f6237d6bc3c1d650d9a774788bb6596f76437c58d007c7d9b7e9470350679e91466cd9bca49c0c185d3
- SSDEEP 12288:fqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:fjHPOSOkx2LFscUQPK
- TLSH T1ACC47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH