Analysis
- max time kernel
150s - max time network
152s - 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, 02:02
Behavioral task
behavioral1
Sample
2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
General
- Target 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
- Size 830KB
- Sample261102-cf43ysdh67
- SHA256 8f46aeb634bd43f6a638475de587333ef9ee2657151bd2245e5b71a97393a33e
- MD5 fb4baf2b66e347dc97eb39760c7e98b1
- SHA1 dbbc84673cba05ea96418eac7035d1210b8e99fd
- SHA512 e0eb8eda1e47af484ea7dc314a6da0c5832561c3c43d27047bff105ade61edb8603f086bfe80104d3c1a9c2b159b295bc9c96abbe0ee27ca99ded52b257b77e5
- SSDEEP 12288:ZSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3K:gvO2xJKRw2kOkx2LFRvcUQPK
- TLSH T11A055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2976-0-0x00000000004A0000-0x000000000052C000-memory.dmp UPX behavioral2/files/0x000a00000001b2cb-2.dat UPX behavioral2/memory/4948-3-0x0000000000550000-0x00000000005DC000-memory.dmp UPX behavioral2/memory/2976-18-0x00000000004A0000-0x000000000052C000-memory.dmp UPX behavioral2/memory/4948-19-0x0000000000550000-0x00000000005DC000-memory.dmp UPX behavioral2/memory/4948-42-0x0000000000550000-0x00000000005DC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4948 17d950b8 - Unexpected DNS network traffic destination 22 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 41 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 237 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 291 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 300 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 94 114.114.114.114 4948 17d950b8 Destination IP 149 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 181 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 290 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 332 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 387 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 3 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 5 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 182 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 301 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 386 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 441 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 40 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 96 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 150 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 235 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 333 223.5.5.5 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 440 114.114.114.114 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 17d950b8 File created C:\Windows\SysWOW64\17d950b8 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 17d950b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 17d950b8 -
resource yara_rule behavioral2/memory/2976-0-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/files/0x000a00000001b2cb-2.dat upx behavioral2/memory/4948-3-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral2/memory/2976-18-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/memory/4948-19-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral2/memory/4948-42-0x0000000000550000-0x00000000005DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\54b628 17d950b8 File opened for modification C:\Windows\32f340 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.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\Hostname 17d950b8 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 17d950b8 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.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 17d950b8 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 17d950b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 17d950b8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 17d950b8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 17d950b8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 17d950b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 17d950b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 17d950b8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 17d950b8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 17d950b8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4948 17d950b8 4948 17d950b8 4948 17d950b8 4948 17d950b8 4948 17d950b8 4948 17d950b8 4948 17d950b8 4948 17d950b8 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeTcbPrivilege 2976 2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeDebugPrivilege 4948 17d950b8 Token: SeTcbPrivilege 4948 17d950b8
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_fb4baf2b66e347dc97eb39760c7e98b1_amadey_coinminer_elex_remcos_smoke-loader_stop.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:2976
-
C:\Windows\Syswow64\17d950b8C:\Windows\Syswow64\17d950b81⤵
- 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:4948
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\17d950b8
- Size 830KB
- SHA256 c834be03f551ea279b649070fc27a3fea0099521ef1671ba310574f739cb555d
- MD5 1baad23f72961c2e0122c696c5e839bd
- SHA1 ba969a0381adccfcaacf736ed16b27ac974c9b90
- SHA512 5b30579f67a3d56abdb22fdc7c19d67c18e54764190fd02a67f6fe7a104ff6964ae8a8649c036c1b44c2018697c563287e67fa88e1190dfa29551ca4c7d5d45e
- SSDEEP 12288:xSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3K:YvO2xJKRw2kOkx2LFRvcUQPK
- TLSH T1B8055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH