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
20/10/2026, 23:16
Behavioral task
behavioral1
Sample
2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
General
- Target 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample261020-29b2psbs2k
- SHA256 ad63b02ad6035373910fdc046b080a0a7ce96e6cfa220c1302b0ddc42a1b6233
- MD5 390e21d6cf39813f3e43cac348e85e7e
- SHA1 88b6ba94a7ce30a57ba462c0eabbfd64f265e061
- SHA512 849619c5dec0cd16e9909f78b532cf8d28b59a679b285ea1bd632d493abfdeb9d5ff6e7ef6bfe64b2a37ea0a432294f29b1db34fc177b5b97739fc7cb2620052
- SSDEEP 6144:2UJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:2YsVOdhElvkCgvDLe4usOkxHy
- TLSH T1E3C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/748-0-0x0000000000860000-0x00000000008EC000-memory.dmp UPX behavioral1/files/0x0008000000024478-2.dat UPX behavioral1/memory/2964-4-0x00000000006A0000-0x000000000072C000-memory.dmp UPX behavioral1/memory/748-16-0x0000000000860000-0x00000000008EC000-memory.dmp UPX behavioral1/memory/2964-19-0x00000000006A0000-0x000000000072C000-memory.dmp UPX behavioral1/memory/2964-36-0x00000000006A0000-0x000000000072C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2964 ff6669b4 - 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 131 223.5.5.5 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 201 114.114.114.114 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 346 114.114.114.114 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 378 223.5.5.5 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 438 114.114.114.114 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 114.114.114.114 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 112 114.114.114.114 2964 ff6669b4 Destination IP 127 114.114.114.114 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 203 223.5.5.5 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 281 223.5.5.5 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 347 223.5.5.5 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 377 114.114.114.114 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 439 223.5.5.5 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 46 114.114.114.114 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 280 114.114.114.114 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 47 223.5.5.5 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 113 223.5.5.5 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\ff6669b4 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ff6669b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ff6669b4 -
resource yara_rule behavioral1/memory/748-0-0x0000000000860000-0x00000000008EC000-memory.dmp upx behavioral1/files/0x0008000000024478-2.dat upx behavioral1/memory/2964-4-0x00000000006A0000-0x000000000072C000-memory.dmp upx behavioral1/memory/748-16-0x0000000000860000-0x00000000008EC000-memory.dmp upx behavioral1/memory/2964-19-0x00000000006A0000-0x000000000072C000-memory.dmp upx behavioral1/memory/2964-36-0x00000000006A0000-0x000000000072C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\32bea8 ff6669b4 File opened for modification C:\Windows\cce58 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_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 ff6669b4 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain ff6669b4 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_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 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ff6669b4 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ff6669b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ff6669b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ff6669b4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ff6669b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ff6669b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ff6669b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ff6669b4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ff6669b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ff6669b4 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2964 ff6669b4 2964 ff6669b4 2964 ff6669b4 2964 ff6669b4 2964 ff6669b4 2964 ff6669b4 2964 ff6669b4 2964 ff6669b4 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 748 2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 2964 ff6669b4 Token: SeTcbPrivilege 2964 ff6669b4
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-19_390e21d6cf39813f3e43cac348e85e7e_amadey_coinminer_elex_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:748
-
C:\Windows\Syswow64\ff6669b4C:\Windows\Syswow64\ff6669b41⤵
- 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:2964
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ff6669b4
- Size 560KB
- SHA256 9e263a49d05a12d3db128a0ecab8a419a5c899ff582f9db94a8ded4b1145b4c5
- MD5 26528d4067ea8f9082252bbe93ac17ee
- SHA1 b8603e20b24c0f1b79860b2fa475a830ba2a55ad
- SHA512 bd93a6dc33488cdc96216feff05751493d9ea7cbf6fe408ba7400f264ac08051550b4eb83f2dc458e3fc8ec5a48ca5e0375731a4d13937d12555a59b4e392f60
- SSDEEP 6144:jUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:jYsVOdhElvkCgvDLe4usOkxHy
- TLSH T10EC48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH