Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
04/05/2026, 01:02
Behavioral task
behavioral1
Sample
2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260504-bdx17aew2p
- SHA256 1951da8b0439b83cad13f2580df903d1e39d14d484b689f83c74fa14ab7134de
- MD5 dee8d1241d22ec3192e3e609d7d01342
- SHA1 5bc533395c10dcf6995106289f0e8bd36b2dfa83
- SHA512 0c687707c3f19ed6e50b1feb4624918cc9a1789bce99db20fd43c7e7c1d19dcd4ea6b05fcda4cc8660672d0fa1242ffeb120ed6194ab5d7849a7c54d0179293b
- SSDEEP 6144:O4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:OrNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T1D8C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Custom signatureUPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2208-0-0x00000000000E0000-0x000000000016C000-memory.dmp UPX behavioral2/files/0x002400000002b129-2.dat UPX behavioral2/memory/3860-3-0x00000000008E0000-0x000000000096C000-memory.dmp UPX behavioral2/memory/2208-18-0x00000000000E0000-0x000000000016C000-memory.dmp UPX behavioral2/memory/3860-20-0x00000000008E0000-0x000000000096C000-memory.dmp UPX behavioral2/memory/3860-40-0x00000000008E0000-0x000000000096C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3860 cb43219f - 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 18 114.114.114.114 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 19 223.5.5.5 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_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\Local\Microsoft\Windows\INetCookies cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cb43219f File created C:\Windows\SysWOW64\cb43219f 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cb43219f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 cb43219f -
resource yara_rule behavioral2/memory/2208-0-0x00000000000E0000-0x000000000016C000-memory.dmp upx behavioral2/files/0x002400000002b129-2.dat upx behavioral2/memory/3860-3-0x00000000008E0000-0x000000000096C000-memory.dmp upx behavioral2/memory/2208-18-0x00000000000E0000-0x000000000016C000-memory.dmp upx behavioral2/memory/3860-20-0x00000000008E0000-0x000000000096C000-memory.dmp upx behavioral2/memory/3860-40-0x00000000008E0000-0x000000000096C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4215a8 cb43219f File opened for modification C:\Windows\25cd40 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_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 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cb43219f - 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 cb43219f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" cb43219f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ cb43219f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" cb43219f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" cb43219f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" cb43219f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing cb43219f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" cb43219f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" cb43219f - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3860 cb43219f 3860 cb43219f 3860 cb43219f 3860 cb43219f 3860 cb43219f 3860 cb43219f 3860 cb43219f 3860 cb43219f 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 2208 2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3860 cb43219f Token: SeTcbPrivilege 3860 cb43219f
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-04_dee8d1241d22ec3192e3e609d7d01342_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-04_dee8d1241d22ec3192e3e609d7d01342_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:2208
-
C:\Windows\Syswow64\cb43219fC:\Windows\Syswow64\cb43219f1⤵
- 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:3860
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\cb43219f
- Size 560KB
- SHA256 ffac5d24595fb43fc0d179c0bf2dd6b0b2db5f1bb23f678111d9a34f1f522f80
- MD5 8e949d8287c1c9ddf7b8bcad49bb204d
- SHA1 2077a887c6c1b4f4774dd78385d7881d3cac7f87
- SHA512 852e49234a582089571370e062bf613e8e940f95efe22713b5a90d276a61ab36602d830829f8be261a25e3a3233e38dcb975082a3d5d729a9d398b2f01c42091
- SSDEEP 6144:/4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:/rNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T134C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH