Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
15/05/2026, 21:28
Behavioral task
behavioral1
Sample
2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win11-20260513-en
windows11-21h2-x64
11 signatures
150 seconds
General
- Target 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 640KB
- Sample260515-1bb4dags9w
- SHA256 153116304da579e3b991700d877f247db4c9edfa53bf4b1544e7b9eb58d316b7
- MD5 f6f17d2d933c1d2b06b59964cb03d212
- SHA1 a83b12f9bbe7ce22fda202ea3955c7dc3355f5c5
- SHA512 b42e05c45b23b1d70c6e79b4cb4bd21670302a3d9cc8228dcbe87f4aba621adbc4f58100d4067ba3ee3fd212ebe13681c7304a2dee044bb8ad54f4977ee8579d
- SSDEEP 6144:GcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:GSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T174D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Custom signatureUPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/1872-0-0x0000000000550000-0x00000000005DC000-memory.dmp UPX behavioral1/files/0x000b0000000240f5-2.dat UPX behavioral1/memory/1236-3-0x00000000001C0000-0x000000000024C000-memory.dmp UPX behavioral1/memory/1872-10-0x0000000000550000-0x00000000005DC000-memory.dmp UPX behavioral1/memory/1236-11-0x00000000001C0000-0x000000000024C000-memory.dmp UPX behavioral1/memory/1236-23-0x00000000001C0000-0x000000000024C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1236 18f8a83e - 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 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 33 114.114.114.114 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 34 223.5.5.5 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_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 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 18f8a83e File created C:\Windows\SysWOW64\18f8a83e 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 18f8a83e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 18f8a83e -
resource yara_rule behavioral1/memory/1872-0-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral1/files/0x000b0000000240f5-2.dat upx behavioral1/memory/1236-3-0x00000000001C0000-0x000000000024C000-memory.dmp upx behavioral1/memory/1872-10-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral1/memory/1236-11-0x00000000001C0000-0x000000000024C000-memory.dmp upx behavioral1/memory/1236-23-0x00000000001C0000-0x000000000024C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\152928 18f8a83e File opened for modification C:\Windows\200ca0 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_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 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 18f8a83e - 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:" 18f8a83e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 18f8a83e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 18f8a83e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 18f8a83e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 18f8a83e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 18f8a83e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 18f8a83e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 18f8a83e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 18f8a83e - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1236 18f8a83e 1236 18f8a83e 1236 18f8a83e 1236 18f8a83e 1236 18f8a83e 1236 18f8a83e 1236 18f8a83e 1236 18f8a83e 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 1872 2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 1236 18f8a83e Token: SeTcbPrivilege 1236 18f8a83e
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-15_f6f17d2d933c1d2b06b59964cb03d212_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:1872
-
C:\Windows\Syswow64\18f8a83eC:\Windows\Syswow64\18f8a83e1⤵
- 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:1236
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\18f8a83e
- Size 640KB
- SHA256 f842ea08270e55a4eb9c62436927ab4d58470a99c0de8dceb4fda55c5b8f0930
- MD5 55912d7400e7bbebc013f22f32457108
- SHA1 354d056408f9cc5e3544438c9f9fe989ffd3117c
- SHA512 0fc9038f870caeb39c2a46f5951ad08cdf76237ecd5cd21c13c8e9b7ec50628a3343665753c51fb106c9736619f8e896e5c7d2bcd23a5ac3288b47cf96b30d87
- SSDEEP 6144:JcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:JSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1BAD45B35A6808036C0B74631C6F64BAAF9B5BC21631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH