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
25/04/2026, 02:25
Behavioral task
behavioral1
Sample
2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 525KB
- Sample260425-cwf13ahs2n
- SHA256 d1f3a5fc38f3d54e400d5e2c78af7b6705892090f2b7060df63a7183ef983038
- MD5 c76d0cd0e7910ae094aa0c3bbded4d30
- SHA1 b9a38cb7171e794a36d410ae9770c6cf30fb8e67
- SHA512 fb87bdfd463333cfba2fb7a355d19909b75ade8cfeba188a21cfd41c0b7041215d9c6a04f4d08f87324c9090d92b38cd8c4ac978805992d6199c883cf8cbabae
- SSDEEP 6144:UcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:USvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T16EB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/3504-0-0x0000000000C50000-0x0000000000CDC000-memory.dmp UPX behavioral2/files/0x001200000001047e-2.dat UPX behavioral2/memory/3960-4-0x00000000005C0000-0x000000000064C000-memory.dmp UPX behavioral2/memory/3504-10-0x0000000000C50000-0x0000000000CDC000-memory.dmp UPX behavioral2/memory/3960-11-0x00000000005C0000-0x000000000064C000-memory.dmp UPX behavioral2/memory/3960-28-0x00000000005C0000-0x000000000064C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3960 1062e7a0 - 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 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 7 114.114.114.114 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 8 223.5.5.5 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_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\Local\Microsoft\Windows\History\History.IE5 1062e7a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1062e7a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1062e7a0 File created C:\Windows\SysWOW64\1062e7a0 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1062e7a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1062e7a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1062e7a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1062e7a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1062e7a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1062e7a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1062e7a0 -
resource yara_rule behavioral2/memory/3504-0-0x0000000000C50000-0x0000000000CDC000-memory.dmp upx behavioral2/files/0x001200000001047e-2.dat upx behavioral2/memory/3960-4-0x00000000005C0000-0x000000000064C000-memory.dmp upx behavioral2/memory/3504-10-0x0000000000C50000-0x0000000000CDC000-memory.dmp upx behavioral2/memory/3960-11-0x00000000005C0000-0x000000000064C000-memory.dmp upx behavioral2/memory/3960-28-0x00000000005C0000-0x000000000064C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\43cbf0 1062e7a0 File opened for modification C:\Windows\3bfd60 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_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 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1062e7a0 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1062e7a0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1062e7a0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1062e7a0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1062e7a0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1062e7a0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1062e7a0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1062e7a0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1062e7a0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1062e7a0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3960 1062e7a0 3960 1062e7a0 3960 1062e7a0 3960 1062e7a0 3960 1062e7a0 3960 1062e7a0 3960 1062e7a0 3960 1062e7a0 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 3504 2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3960 1062e7a0 Token: SeTcbPrivilege 3960 1062e7a0
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-24_c76d0cd0e7910ae094aa0c3bbded4d30_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:3504
-
C:\Windows\Syswow64\1062e7a0C:\Windows\Syswow64\1062e7a01⤵
- 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:3960
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1062e7a0
- Size 525KB
- SHA256 1e0526afc21b048cc363c35a80e6330403ce68f20d8953c7d01613e3737ea2af
- MD5 62c27716c511c5e2918530429293561c
- SHA1 08233240a63233b21ad9a48a90530630a38de975
- SHA512 7b4bbb2830da5152335d7aa77bcaf66a530b922cc9d75b1f17d4a44fb136540c641524100a4ab9263dcbe72905c2f447c5ef6a1fc1956f16dfe524f68d44898d
- SSDEEP 6144:jcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:jSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T102B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH