Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
15/08/2026, 03:58
Behavioral task
behavioral1
Sample
2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 576KB
- Sample260815-ejk6csycle
- SHA256 8f01724d73c8fcc5f66cfa5f59d0f802d8462779b519a11c3303340aeeee6abc
- MD5 4ee9322bab6f77e6fe7e85c81b1985d2
- SHA1 d0352acc89187de6c3a26fb471752dbdae35f5a4
- SHA512 239ebee0e0bc50151b0cbf16c692204eefa346bc30319af77081c1cb865630d9a6fdb7358b69b7178f52fd65704c2d1ba2f486dddc294d5c6ae0b86b0621c3c6
- SSDEEP 6144:kcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:kSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T1C5C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/1752-0-0x0000000000FD0000-0x000000000105C000-memory.dmp UPX behavioral1/files/0x001100000002435f-2.dat UPX behavioral1/memory/464-4-0x00000000003B0000-0x000000000043C000-memory.dmp UPX behavioral1/memory/1752-10-0x0000000000FD0000-0x000000000105C000-memory.dmp UPX behavioral1/memory/464-11-0x00000000003B0000-0x000000000043C000-memory.dmp UPX behavioral1/memory/464-28-0x00000000003B0000-0x000000000043C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 464 8cf3af8f - 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 3 114.114.114.114 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 10 223.5.5.5 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 31 114.114.114.114 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 34 223.5.5.5 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_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 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8cf3af8f File created C:\Windows\SysWOW64\8cf3af8f 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8cf3af8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 8cf3af8f -
resource yara_rule behavioral1/memory/1752-0-0x0000000000FD0000-0x000000000105C000-memory.dmp upx behavioral1/files/0x001100000002435f-2.dat upx behavioral1/memory/464-4-0x00000000003B0000-0x000000000043C000-memory.dmp upx behavioral1/memory/1752-10-0x0000000000FD0000-0x000000000105C000-memory.dmp upx behavioral1/memory/464-11-0x00000000003B0000-0x000000000043C000-memory.dmp upx behavioral1/memory/464-28-0x00000000003B0000-0x000000000043C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\7f1a0 8cf3af8f File opened for modification C:\Windows\1dfeb0 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_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 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8cf3af8f - 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 8cf3af8f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8cf3af8f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8cf3af8f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8cf3af8f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8cf3af8f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8cf3af8f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8cf3af8f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8cf3af8f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8cf3af8f - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 464 8cf3af8f 464 8cf3af8f 464 8cf3af8f 464 8cf3af8f 464 8cf3af8f 464 8cf3af8f 464 8cf3af8f 464 8cf3af8f 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 1752 2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 464 8cf3af8f Token: SeTcbPrivilege 464 8cf3af8f
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_4ee9322bab6f77e6fe7e85c81b1985d2_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:1752
-
C:\Windows\Syswow64\8cf3af8fC:\Windows\Syswow64\8cf3af8f1⤵
- 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:464
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\8cf3af8f
- Size 576KB
- SHA256 42c5d6cadbb35a72e2653453f3a046eea08c9863a37391e1f475740619a58f5b
- MD5 dacf0dbabdd6726ad583db6186f1e5ea
- SHA1 5fdb45ef07f73d9feb108152fcaba2ed7938c2f4
- SHA512 1fd9cad3ee0322af221adb6bd6076e6ffa84af1c313f356f925ecb6b38ac632c2d5220b5a6cd634e706c1a5cb747cc10d370be3213dc04cc13b632e1684867e0
- SSDEEP 6144:icTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:iSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T13AC46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH