Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
05/05/2026, 04:27
Behavioral task
behavioral1
Sample
2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260505-e3ahzact5r
- SHA256 e6755acbe3a9cf32965584bf1b8d6377464ce7dbacb91898710e5cfb013f2f74
- MD5 e6b5c5cbe22b3a453306c637d336d803
- SHA1 420d3759077b7866d5d7484e816261d3bee9e670
- SHA512 5c3f6f791312ad839cb43c6cb5b6c78d689fe07b79cd87751cc9a2cc2393c0c7202830a49ce5d180e9624cf8dc89379498b1f004cf4a8e4f4f3f1679e54ada8e
- SSDEEP 6144:/UJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:/YsVOdhElvkCgvDLe4usOkxHy
- TLSH T107C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5068-0-0x0000000000910000-0x000000000099C000-memory.dmp UPX behavioral2/memory/5504-4-0x0000000000E50000-0x0000000000EDC000-memory.dmp UPX behavioral2/files/0x000900000002a117-3.dat UPX behavioral2/memory/5068-18-0x0000000000910000-0x000000000099C000-memory.dmp UPX behavioral2/memory/5504-19-0x0000000000E50000-0x0000000000EDC000-memory.dmp UPX behavioral2/memory/5504-30-0x0000000000E50000-0x0000000000EDC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5504 91b280c2 - 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 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 16 114.114.114.114 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 18 223.5.5.5 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_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 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 91b280c2 File created C:\Windows\SysWOW64\91b280c2 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 91b280c2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 91b280c2 -
resource yara_rule behavioral2/memory/5068-0-0x0000000000910000-0x000000000099C000-memory.dmp upx behavioral2/memory/5504-4-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/files/0x000900000002a117-3.dat upx behavioral2/memory/5068-18-0x0000000000910000-0x000000000099C000-memory.dmp upx behavioral2/memory/5504-19-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/memory/5504-30-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5e3b00 91b280c2 File opened for modification C:\Windows\56c418 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_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 91b280c2 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe - 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\History\CachePrefix = "Visited:" 91b280c2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 91b280c2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 91b280c2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 91b280c2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 91b280c2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 91b280c2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 91b280c2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 91b280c2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 91b280c2 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5504 91b280c2 5504 91b280c2 5504 91b280c2 5504 91b280c2 5504 91b280c2 5504 91b280c2 5504 91b280c2 5504 91b280c2 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5068 2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5504 91b280c2 Token: SeTcbPrivilege 5504 91b280c2
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-05_e6b5c5cbe22b3a453306c637d336d803_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-05_e6b5c5cbe22b3a453306c637d336d803_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:5068
-
C:\Windows\Syswow64\91b280c2C:\Windows\Syswow64\91b280c21⤵
- 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:5504
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\91b280c2
- Size 560KB
- SHA256 3a591ced2170b40ad5ecac2501a81a8359e1e5b018b2a726dc30663d662c6837
- MD5 974ebc5f206ef29257074eb382320d41
- SHA1 bcce69db38f2773cf4ac568708d8374c8e806989
- SHA512 845448f87d6c403ca7846ccbe85511b9d5b33df7bc0eee8e028144742ed3b69514a18fcd05ad252e4a64d6c9088043f714311c16826876727cc7341e48a07a46
- SSDEEP 6144:3UJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:3YsVOdhElvkCgvDLe4usOkxHy
- TLSH T100C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH