Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/08/2026, 03:14
Behavioral task
behavioral1
Sample
2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260822-drpyvavthw
- SHA256 293a43ef6cc2f0d76b772a2bdd13caa3bd58e481dcbb3308b12cd032857896de
- MD5 f899abaf78d49f8042e1e01e8881aa3d
- SHA1 cdba9886307a50897696c4769b6463c2dfa8cf93
- SHA512 fee74f153d5206b144cf1d36dda6fcd019332306a9b30051ce6f40bcbbbf277cbb989787000f337eff5df2d7d4c5cf6f2278b56f6e348c6b47a5184967d6f33b
- SSDEEP 6144:/gye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:/I7OE4kopQzNKFyLWDHsOkxHy
- TLSH T13CC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/5000-0-0x0000000000B40000-0x0000000000BCC000-memory.dmp UPX behavioral1/files/0x0008000000024410-2.dat UPX behavioral1/memory/3652-3-0x00000000003E0000-0x000000000046C000-memory.dmp UPX behavioral1/memory/5000-10-0x0000000000B40000-0x0000000000BCC000-memory.dmp UPX behavioral1/memory/3652-11-0x00000000003E0000-0x000000000046C000-memory.dmp UPX behavioral1/memory/3652-30-0x00000000003E0000-0x000000000046C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3652 8c8d37d9 - 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 5 223.5.5.5 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 43 114.114.114.114 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 46 223.5.5.5 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 114.114.114.114 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_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\INetCache\Content.IE5 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 8c8d37d9 File created C:\Windows\SysWOW64\8c8d37d9 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 8c8d37d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8c8d37d9 -
resource yara_rule behavioral1/memory/5000-0-0x0000000000B40000-0x0000000000BCC000-memory.dmp upx behavioral1/files/0x0008000000024410-2.dat upx behavioral1/memory/3652-3-0x00000000003E0000-0x000000000046C000-memory.dmp upx behavioral1/memory/5000-10-0x0000000000B40000-0x0000000000BCC000-memory.dmp upx behavioral1/memory/3652-11-0x00000000003E0000-0x000000000046C000-memory.dmp upx behavioral1/memory/3652-30-0x00000000003E0000-0x000000000046C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\559a10 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\3e8608 8c8d37d9 - 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 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8c8d37d9 - 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\Cookies\CachePrefix = "Cookie:" 8c8d37d9 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8c8d37d9 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8c8d37d9 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8c8d37d9 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 8c8d37d9 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8c8d37d9 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8c8d37d9 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8c8d37d9 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8c8d37d9 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 8c8d37d9 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 8c8d37d9 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3652 8c8d37d9 3652 8c8d37d9 3652 8c8d37d9 3652 8c8d37d9 3652 8c8d37d9 3652 8c8d37d9 3652 8c8d37d9 3652 8c8d37d9 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5000 2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3652 8c8d37d9 Token: SeTcbPrivilege 3652 8c8d37d9
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-22_f899abaf78d49f8042e1e01e8881aa3d_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:5000
-
C:\Windows\Syswow64\8c8d37d9C:\Windows\Syswow64\8c8d37d91⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3652
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\8c8d37d9
- Size 560KB
- SHA256 d633dba33ce86820b8a6bc2acbb8f965f145b9004de606a480e3fe0c3cd0b80c
- MD5 d4f20181c7a33a8ae92f999bf99ee3e9
- SHA1 4e91ef93b8e574fe5b5b535b5a44896f0fbf0100
- SHA512 38ad7c4356f3efd588ac328f4321c29418229f84a253a2db86873d5d400c40a58b36ac4a1ea4d97f2c72b2402dbcb5a12adc121434278a3ca941091eb0e3d77c
- SSDEEP 6144:Ngye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:NI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T12EC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH