Analysis
- max time kernel
149s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
09/05/2026, 00:57
Behavioral task
behavioral1
Sample
2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20250619-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260509-bbb1yagy31
- SHA256 4c258a376452e0a760c4f3eb8b0e9c21592f191ad0405868e51c30613d6edb54
- MD5 705f3271ce9e382cc8cd08ecc95b968c
- SHA1 63f2f768fc49af890a66504104b23eec2d88fb1b
- SHA512 5a7e1f26666e49c84355e1fabdfdf92438e5b1c2209c5829d91917537ffa396f552d5471a7085dbba36757ae78d657f1dad4b9578fbdf1e05eca6f96b0ef6d7f
- SSDEEP 6144:Y4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:YrNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T101C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5196-0-0x0000000000760000-0x00000000007EC000-memory.dmp UPX behavioral2/files/0x001a00000002ada9-2.dat UPX behavioral2/memory/5088-4-0x0000000000AF0000-0x0000000000B7C000-memory.dmp UPX behavioral2/memory/5196-18-0x0000000000760000-0x00000000007EC000-memory.dmp UPX behavioral2/memory/5088-19-0x0000000000AF0000-0x0000000000B7C000-memory.dmp UPX behavioral2/memory/5088-30-0x0000000000AF0000-0x0000000000B7C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5088 f731ba2 - 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 1 114.114.114.114 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 21 114.114.114.114 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 22 223.5.5.5 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f731ba2 File created C:\Windows\SysWOW64\f731ba2 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f731ba2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f731ba2 -
resource yara_rule behavioral2/memory/5196-0-0x0000000000760000-0x00000000007EC000-memory.dmp upx behavioral2/files/0x001a00000002ada9-2.dat upx behavioral2/memory/5088-4-0x0000000000AF0000-0x0000000000B7C000-memory.dmp upx behavioral2/memory/5196-18-0x0000000000760000-0x00000000007EC000-memory.dmp upx behavioral2/memory/5088-19-0x0000000000AF0000-0x0000000000B7C000-memory.dmp upx behavioral2/memory/5088-30-0x0000000000AF0000-0x0000000000B7C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\571bc0 f731ba2 File opened for modification C:\Windows\58f518 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_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 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f731ba2 - 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 f731ba2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f731ba2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f731ba2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f731ba2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f731ba2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f731ba2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f731ba2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f731ba2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f731ba2 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5088 f731ba2 5088 f731ba2 5088 f731ba2 5088 f731ba2 5088 f731ba2 5088 f731ba2 5088 f731ba2 5088 f731ba2 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5196 2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5088 f731ba2 Token: SeTcbPrivilege 5088 f731ba2
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-09_705f3271ce9e382cc8cd08ecc95b968c_amadey_coinminer_elex_smoke-loader_stop.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:5196
-
C:\Windows\Syswow64\f731ba2C:\Windows\Syswow64\f731ba21⤵
- 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:5088
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f731ba2
- Size 560KB
- SHA256 552adee8a758f950cf0f5d8c5dface5397061a1fa1805c82e4fb905011fd57fc
- MD5 e190b1d40f96fd8dbfcae537e2900b11
- SHA1 65996dd40d02012e62f28faf484a0f3e2ac00b24
- SHA512 141ae24298ecf33e2cfe6d41c210d9d5a26ba6cf61ff85d1b5eb0edc86ee75c9ce764c1adad9edccf03de6a9838f29eec9963a82b39c5459875bce2d8f7cf7b9
- SSDEEP 6144:w4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:wrNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T121C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH