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
09/05/2026, 00:08
Behavioral task
behavioral1
Sample
2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20250619-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 638KB
- Sample260509-aexldabv2r
- SHA256 96e1afbc6b1d88dd37e2ee704679facffea0108286684753b7e9cf3cb1447c7a
- MD5 36816cb6ed41d781ceb6c863ac4071b8
- SHA1 d6c8e139d334c55af7976517b91f6e94e99b420e
- SHA512 2b6263b79cf9361c38ea15487c1796fc918b9aace55f75b24d20b78714e2aece3aca502df12d66e65cb846e36bd6d853e20c9378b67e3fa93562d39640b9da5d
- SSDEEP 6144:ncTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:nSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T1A7D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Custom signatureUPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2956-0-0x0000000000FB0000-0x000000000103C000-memory.dmp UPX behavioral2/files/0x000400000002a765-2.dat UPX behavioral2/memory/4188-4-0x0000000000110000-0x000000000019C000-memory.dmp UPX behavioral2/memory/2956-10-0x0000000000FB0000-0x000000000103C000-memory.dmp UPX behavioral2/memory/4188-11-0x0000000000110000-0x000000000019C000-memory.dmp UPX behavioral2/memory/4188-30-0x0000000000110000-0x000000000019C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4188 37bd8fa - 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 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 6 114.114.114.114 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 7 223.5.5.5 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 37bd8fa File created C:\Windows\SysWOW64\37bd8fa 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 37bd8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 37bd8fa -
resource yara_rule behavioral2/memory/2956-0-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/files/0x000400000002a765-2.dat upx behavioral2/memory/4188-4-0x0000000000110000-0x000000000019C000-memory.dmp upx behavioral2/memory/2956-10-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/memory/4188-11-0x0000000000110000-0x000000000019C000-memory.dmp upx behavioral2/memory/4188-30-0x0000000000110000-0x000000000019C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\47b338 37bd8fa File opened for modification C:\Windows\329b98 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_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 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 37bd8fa - 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:" 37bd8fa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 37bd8fa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 37bd8fa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 37bd8fa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 37bd8fa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 37bd8fa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 37bd8fa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 37bd8fa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 37bd8fa - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4188 37bd8fa 4188 37bd8fa 4188 37bd8fa 4188 37bd8fa 4188 37bd8fa 4188 37bd8fa 4188 37bd8fa 4188 37bd8fa 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 2956 2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4188 37bd8fa Token: SeTcbPrivilege 4188 37bd8fa
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-08_36816cb6ed41d781ceb6c863ac4071b8_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:2956
-
C:\Windows\Syswow64\37bd8faC:\Windows\Syswow64\37bd8fa1⤵
- 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:4188
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\37bd8fa
- Size 638KB
- SHA256 255318315b00839352a24e103fa95f56652536add1f7ba8ee35b3281ae1c1957
- MD5 6bdd0e4c35ae8afbfeacc40ac9d33863
- SHA1 7757a387cc3e4aa6c52a3893db979da0fcb1f52f
- SHA512 632a94f3792a6b357686e009396c6bdf7721ee84864c84f5a69332c16bccf12845608abc85bcb9cf0999e4f61ffa85d0af36fd29dcc9cd3e0d9688a4d4c1d2f8
- SSDEEP 6144:lcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:lSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T130D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH