Analysis
- max time kernel
150s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 15:01
Behavioral task
behavioral1
Sample
2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260803-seckbatvhx
- SHA256 b49e1cf09cdde9c8da9fe67bad37ea9b7486e0573f0fe403d3110dfbfe3eb830
- MD5 1a5ecbaf82311ddd877ef0041b12a770
- SHA1 ba218031c34672bfb1aea2070f6334ca8247d545
- SHA512 dc6ea4f7ae88c4b78e68348fe51eef19dc01e25775a5f50603d7da1bb906f1168d963fff5b703b1acd021a1c5f9745b7289d7066148025ce26865ac6e36683fb
- SSDEEP 6144:tUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:tYsVOdhElvkCgvDLe4usOkxHy
- TLSH T167C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4900-0-0x0000000000250000-0x00000000002DC000-memory.dmp UPX behavioral2/files/0x00070000000187d5-2.dat UPX behavioral2/memory/5916-3-0x0000000000970000-0x00000000009FC000-memory.dmp UPX behavioral2/memory/4900-12-0x0000000000250000-0x00000000002DC000-memory.dmp UPX behavioral2/memory/5916-13-0x0000000000970000-0x00000000009FC000-memory.dmp UPX behavioral2/memory/5916-31-0x0000000000970000-0x00000000009FC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5916 b7a52f40 - 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 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 10 114.114.114.114 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 11 223.5.5.5 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b7a52f40 File created C:\Windows\SysWOW64\b7a52f40 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b7a52f40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b7a52f40 -
resource yara_rule behavioral2/memory/4900-0-0x0000000000250000-0x00000000002DC000-memory.dmp upx behavioral2/files/0x00070000000187d5-2.dat upx behavioral2/memory/5916-3-0x0000000000970000-0x00000000009FC000-memory.dmp upx behavioral2/memory/4900-12-0x0000000000250000-0x00000000002DC000-memory.dmp upx behavioral2/memory/5916-13-0x0000000000970000-0x00000000009FC000-memory.dmp upx behavioral2/memory/5916-31-0x0000000000970000-0x00000000009FC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\6548b8 b7a52f40 File opened for modification C:\Windows\53e3c8 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_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 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b7a52f40 - 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 b7a52f40 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b7a52f40 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b7a52f40 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b7a52f40 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b7a52f40 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b7a52f40 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b7a52f40 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b7a52f40 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b7a52f40 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5916 b7a52f40 5916 b7a52f40 5916 b7a52f40 5916 b7a52f40 5916 b7a52f40 5916 b7a52f40 5916 b7a52f40 5916 b7a52f40 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4900 2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5916 b7a52f40 Token: SeTcbPrivilege 5916 b7a52f40
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_1a5ecbaf82311ddd877ef0041b12a770_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:4900
-
C:\Windows\Syswow64\b7a52f40C:\Windows\Syswow64\b7a52f401⤵
- 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:5916
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b7a52f40
- Size 560KB
- SHA256 f442317255909d69d4817604a715bab6dd51693cf5050c4c6fc4ba6561106fa7
- MD5 85d07c4d3f0ec6179ad2a5db31ebd50d
- SHA1 3c9861d986a9e82b3d78cf8704357270f9b31d65
- SHA512 4b2fcec07455b204239b21908551c87874e0141a208d870e117720758298fbb867fa6cd35930758078905ee9aec16776d729cdd39f62aa27c19d2a0e8b660dec
- SSDEEP 6144:tUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:tYsVOdhElvkCgvDLe4usOkxHy
- TLSH T181C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH