Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 10:25
Behavioral task
behavioral1
Sample
2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 766KB
- Sample260804-mf5platsht
- SHA256 e54825a43f07659c4a43ea05dd7f344ccfd7d990fc4a82dbaea993c046d9c49d
- MD5 a50fcf92ad72aa704616d05d449ae525
- SHA1 7c6fde62341fdcc90b0e5bd092ee4b0e24f8fca0
- SHA512 b2e40b8003a632c627f79bb656957e691022b3c1379c25c61cd026294c5a1fb3eea48139f7f5c55642b42d57645464b80b820d74bb93306affadf4aed8c80aa3
- SSDEEP 12288:6SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:hvO2xJKRw2kOkx2LFRvcUV
- TLSH T1E3F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/1908-0-0x0000000000760000-0x00000000007EC000-memory.dmp UPX behavioral1/files/0x0004000000023252-2.dat UPX behavioral1/memory/3524-3-0x00000000002C0000-0x000000000034C000-memory.dmp UPX behavioral1/memory/1908-10-0x0000000000760000-0x00000000007EC000-memory.dmp UPX behavioral1/memory/3524-11-0x00000000002C0000-0x000000000034C000-memory.dmp UPX behavioral1/memory/3524-27-0x00000000002C0000-0x000000000034C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3524 c399e8f6 - 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 28 114.114.114.114 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 29 223.5.5.5 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 114.114.114.114 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 5 223.5.5.5 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c399e8f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c399e8f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c399e8f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c399e8f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c399e8f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c399e8f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c399e8f6 File created C:\Windows\SysWOW64\c399e8f6 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c399e8f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c399e8f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c399e8f6 -
resource yara_rule behavioral1/memory/1908-0-0x0000000000760000-0x00000000007EC000-memory.dmp upx behavioral1/files/0x0004000000023252-2.dat upx behavioral1/memory/3524-3-0x00000000002C0000-0x000000000034C000-memory.dmp upx behavioral1/memory/1908-10-0x0000000000760000-0x00000000007EC000-memory.dmp upx behavioral1/memory/3524-11-0x00000000002C0000-0x000000000034C000-memory.dmp upx behavioral1/memory/3524-27-0x00000000002C0000-0x000000000034C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3c5508 c399e8f6 File opened for modification C:\Windows\20aa68 2026-08-03_a50fcf92ad72aa704616d05d449ae525_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 c399e8f6 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c399e8f6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c399e8f6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix c399e8f6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c399e8f6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c399e8f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c399e8f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c399e8f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c399e8f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c399e8f6 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3524 c399e8f6 3524 c399e8f6 3524 c399e8f6 3524 c399e8f6 3524 c399e8f6 3524 c399e8f6 3524 c399e8f6 3524 c399e8f6 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 1908 2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3524 c399e8f6 Token: SeTcbPrivilege 3524 c399e8f6
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_a50fcf92ad72aa704616d05d449ae525_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_a50fcf92ad72aa704616d05d449ae525_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:1908
-
C:\Windows\Syswow64\c399e8f6C:\Windows\Syswow64\c399e8f61⤵
- 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:3524
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c399e8f6
- Size 766KB
- SHA256 f3f41ecde7cde3755a91befcabc0dccec894576fe0c6c9c6f6a5a3ead151678f
- MD5 feab3941233f1fd327abb3dc1bacee35
- SHA1 ffc7ed821bfd7164d06a6e804960cee29f94b8a5
- SHA512 29af1b465e13e8ced09f377000a7a839774eff73279d50d994c24e37f38c3f3dca91b5f171b0db9536a5785eb5579e29dc28288aa1030a6b4f4a1a09c59db482
- SSDEEP 12288:OSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:tvO2xJKRw2kOkx2LFRvcUV
- TLSH T129F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH