Analysis
- max time kernel
148s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 06:50
Behavioral task
behavioral1
Sample
2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win11ltsc2024-20260709-en
11 signatures
150 seconds
General
- Target 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260820-hl24fa1gmc
- SHA256 379b34d5f9d29f398b931fd705007c402fbc658f4e9b7e2e98a362bcec5fe0d2
- MD5 b400bcc9d91ea1d5ab2112668a29be3a
- SHA1 24f5d4edea980218984467101ef99641e44c02d7
- SHA512 89b47103fcec37c5e7a77b9384504b7e1afdb19390eca81cdbdab6c490de80d564d8639e18ff6749c06b1e62b1cc1a63e0afd9faf836e4542a065d9517bd4abe
- SSDEEP 6144:C6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:CO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T107C46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4768-0-0x0000000000980000-0x0000000000A0C000-memory.dmp UPX behavioral2/memory/5048-3-0x0000000000DF0000-0x0000000000E7C000-memory.dmp UPX behavioral2/files/0x0011000000019cbf-4.dat UPX behavioral2/memory/4768-10-0x0000000000980000-0x0000000000A0C000-memory.dmp UPX behavioral2/memory/5048-11-0x0000000000DF0000-0x0000000000E7C000-memory.dmp UPX behavioral2/memory/5048-32-0x0000000000DF0000-0x0000000000E7C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5048 7c3a3c52 - 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 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 16 114.114.114.114 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 17 223.5.5.5 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_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\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7c3a3c52 File created C:\Windows\SysWOW64\7c3a3c52 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7c3a3c52 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7c3a3c52 -
resource yara_rule behavioral2/memory/4768-0-0x0000000000980000-0x0000000000A0C000-memory.dmp upx behavioral2/memory/5048-3-0x0000000000DF0000-0x0000000000E7C000-memory.dmp upx behavioral2/files/0x0011000000019cbf-4.dat upx behavioral2/memory/4768-10-0x0000000000980000-0x0000000000A0C000-memory.dmp upx behavioral2/memory/5048-11-0x0000000000DF0000-0x0000000000E7C000-memory.dmp upx behavioral2/memory/5048-32-0x0000000000DF0000-0x0000000000E7C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\566c70 7c3a3c52 File opened for modification C:\Windows\51a140 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_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 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7c3a3c52 - 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 7c3a3c52 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7c3a3c52 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7c3a3c52 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7c3a3c52 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7c3a3c52 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7c3a3c52 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7c3a3c52 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7c3a3c52 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7c3a3c52 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5048 7c3a3c52 5048 7c3a3c52 5048 7c3a3c52 5048 7c3a3c52 5048 7c3a3c52 5048 7c3a3c52 5048 7c3a3c52 5048 7c3a3c52 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4768 2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5048 7c3a3c52 Token: SeTcbPrivilege 5048 7c3a3c52
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_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
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4768
-
C:\Windows\Syswow64\7c3a3c52C:\Windows\Syswow64\7c3a3c521⤵
- 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:5048
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7c3a3c52
- Size 560KB
- SHA256 c7ef9cf2bfba9a434be0cb3972384c0fbdc14f62e5a9a431ce47d83162eb7013
- MD5 8160cd0d3bb3c8ecee272a6003ec415d
- SHA1 006536e0795764e296694a1540215888cfd5922f
- SHA512 5b3e2c58a1584d589ad5be449c5c75a9c98e3519275781035495c923aff325e7a830b48a8bfbbb6fc2e84d1bbd4d403af25091d86d89c27ff9528d7b5d48e2d5
- SSDEEP 6144:N6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:NO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T1ABC46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH