Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 07:24
Behavioral task
behavioral1
Sample
2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260731-h8prmacl41
- SHA256 7ee6a049218602124a6972c46d15339a2e4307de84829b5e6418aa5ec48ecd08
- MD5 6a7b197ffd04fc574d3f767af28cb3bc
- SHA1 b091e0fa72c3f43557974ed037971ad869614171
- SHA512 2af73a0e6f23f6d9c108cedb2e85a427c444e93419a3414cb0f899233817a3140e3e71aa543af1983aa13dc539b96745945b33948723a9f689a6cb27acbbfd7c
- SSDEEP 6144:84ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:8rNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T1DAC48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/1380-0-0x0000000000740000-0x00000000007CC000-memory.dmp UPX behavioral2/files/0x0011000000019cbf-2.dat UPX behavioral2/memory/3148-3-0x0000000000670000-0x00000000006FC000-memory.dmp UPX behavioral2/memory/1380-18-0x0000000000740000-0x00000000007CC000-memory.dmp UPX behavioral2/memory/3148-19-0x0000000000670000-0x00000000006FC000-memory.dmp UPX behavioral2/memory/3148-28-0x0000000000670000-0x00000000006FC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3148 a1df8a3a - 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 4 223.5.5.5 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 22 114.114.114.114 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 23 223.5.5.5 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_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\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a1df8a3a File created C:\Windows\SysWOW64\a1df8a3a 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a1df8a3a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a1df8a3a -
resource yara_rule behavioral2/memory/1380-0-0x0000000000740000-0x00000000007CC000-memory.dmp upx behavioral2/files/0x0011000000019cbf-2.dat upx behavioral2/memory/3148-3-0x0000000000670000-0x00000000006FC000-memory.dmp upx behavioral2/memory/1380-18-0x0000000000740000-0x00000000007CC000-memory.dmp upx behavioral2/memory/3148-19-0x0000000000670000-0x00000000006FC000-memory.dmp upx behavioral2/memory/3148-28-0x0000000000670000-0x00000000006FC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\35e518 a1df8a3a File opened for modification C:\Windows\17a048 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_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 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a1df8a3a - 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:" a1df8a3a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a1df8a3a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a1df8a3a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a1df8a3a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a1df8a3a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a1df8a3a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a1df8a3a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a1df8a3a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a1df8a3a - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3148 a1df8a3a 3148 a1df8a3a 3148 a1df8a3a 3148 a1df8a3a 3148 a1df8a3a 3148 a1df8a3a 3148 a1df8a3a 3148 a1df8a3a 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 1380 2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3148 a1df8a3a Token: SeTcbPrivilege 3148 a1df8a3a
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_6a7b197ffd04fc574d3f767af28cb3bc_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:1380
-
C:\Windows\Syswow64\a1df8a3aC:\Windows\Syswow64\a1df8a3a1⤵
- 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:3148
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a1df8a3a
- Size 560KB
- SHA256 54575d5a51c224f24133a3a355c52db266f112be2de4fa2b3778cd95cf1f189a
- MD5 66ab25a829f12b56aea4a77d2c939872
- SHA1 0512503fb7798ab1017592674f3266eec8c0e15b
- SHA512 5a7029095df60e3dfb23b2a8fa4953673e14f964062d87d29d829ef3e39325564169d9fead3787485f24fe24693000b4a68cadd0ed4900fe5f846fb0cb10d906
- SSDEEP 6144:b4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:brNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T134C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH