Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
20/04/2026, 00:08
Behavioral task
behavioral1
Sample
2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260420-ae8cwahx21
- SHA256 02a256e2214a3d56a1e0d24323be07267db9ca1f1543a73301876a62cde29174
- MD5 b65db7e8d1262085ec8ee976ba465e7d
- SHA1 c0db038d8be232538c9021d1780be43da1acf4c2
- SHA512 4dac82741cdab23a7a71e25edd854fcd198d2812c2aeed95fa56bd3fde74f0868de315b36c89ea19f20e2670652183a94f91881abc5b6606d850cac30ccc6e87
- SSDEEP 6144:nWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:nkCO2zVPX7vf1LKlIsOkxHy
- TLSH T196C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Custom signatureUPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4036-0-0x00000000009B0000-0x0000000000A3C000-memory.dmp UPX behavioral2/files/0x002100000002b1ae-2.dat UPX behavioral2/memory/4892-3-0x0000000000890000-0x000000000091C000-memory.dmp UPX behavioral2/memory/4036-19-0x00000000009B0000-0x0000000000A3C000-memory.dmp UPX behavioral2/memory/4892-21-0x0000000000890000-0x000000000091C000-memory.dmp UPX behavioral2/memory/4892-48-0x0000000000890000-0x000000000091C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4892 fee2a582 - 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 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 10 114.114.114.114 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 11 223.5.5.5 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 17 IoCs
description ioc Process File created C:\Windows\SysWOW64\fee2a582 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fee2a582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fee2a582 -
resource yara_rule behavioral2/memory/4036-0-0x00000000009B0000-0x0000000000A3C000-memory.dmp upx behavioral2/files/0x002100000002b1ae-2.dat upx behavioral2/memory/4892-3-0x0000000000890000-0x000000000091C000-memory.dmp upx behavioral2/memory/4036-19-0x00000000009B0000-0x0000000000A3C000-memory.dmp upx behavioral2/memory/4892-21-0x0000000000890000-0x000000000091C000-memory.dmp upx behavioral2/memory/4892-48-0x0000000000890000-0x000000000091C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\451908 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\53c0b8 fee2a582 - 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 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fee2a582 - 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" fee2a582 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fee2a582 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix fee2a582 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" fee2a582 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" fee2a582 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fee2a582 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" fee2a582 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fee2a582 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fee2a582 - Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4892 fee2a582 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4036 2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4892 fee2a582 Token: SeTcbPrivilege 4892 fee2a582
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-19_b65db7e8d1262085ec8ee976ba465e7d_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:4036
-
C:\Windows\Syswow64\fee2a582C:\Windows\Syswow64\fee2a5821⤵
- 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:4892
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\53c0b8
- Size 786B
- SHA256 e2d7d209d15640ccf91c446886a9ad0fe72017f67b87b07f1ee59300ece83ca2
- MD5 d5f7aba08257c4b9db4e88c1ca68a81b
- SHA1 47a820ce7dd94b0d2a12b186416f1c57b5a0488e
- SHA512 25e875b8461efdec2a5657e0a203d896c7fa5318fb59631166d0f4b78f9602f882578335fb01c912308066eeaa93a3040eed6546a4d9883a0341fe9b3a4f1dcc
- TLSH T11401F5F3A442A6F30DEFCA0F65043686F5A5D052B05A39D13A563EC26AA38A05A0331A
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\fee2a582
- Size 560KB
- SHA256 8227218303a64305e4e95a79060d212ffe7c181f858fa0b273aa1c4a16971865
- MD5 f9b40d667dd810f5b4771f00830a204c
- SHA1 cc634e26c82091c6e6a840b75ca0327db2fd579b
- SHA512 300a6b330621f1810b69b8360d454215683591948880cc3f7e3ccf66b69f574ae1040cd4d1eb9ea105887f10b4884aa799cc954b3d22002582916cb1ea58f9de
- SSDEEP 6144:/WVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:/kCO2zVPX7vf1LKlIsOkxHy
- TLSH T1BBC47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D40B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH