Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 13:58
Behavioral task
behavioral1
Sample
2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 576KB
- Sample260804-q9y1pasbrf
- SHA256 0d2ca8a28c585b3cd9f3e658663206cbfde0959ea9a73b07283c666a08a996ab
- MD5 d8cf70f4f14452f25de9f16341a8ec90
- SHA1 77bbc72f84a358baf144733f94783a4b2b00ed3e
- SHA512 40c8975372a382ae6790b4a624013b5e8ac34dc568c09e983573b695434b135bb78ee0ce93d35eb952e6b1285a2c97c0aa00eb5cb85475569aef2c6d3328570e
- SSDEEP 6144:NcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:NSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T176C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4756-0-0x0000000000C10000-0x0000000000C9C000-memory.dmp UPX behavioral2/files/0x000a00000001b315-4.dat UPX behavioral2/memory/1276-3-0x00000000004D0000-0x000000000055C000-memory.dmp UPX behavioral2/memory/4756-10-0x0000000000C10000-0x0000000000C9C000-memory.dmp UPX behavioral2/memory/1276-11-0x00000000004D0000-0x000000000055C000-memory.dmp UPX behavioral2/memory/1276-31-0x00000000004D0000-0x000000000055C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1276 171aa48c - 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 15 114.114.114.114 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 16 223.5.5.5 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_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\INetCache\Content.IE5 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 171aa48c File created C:\Windows\SysWOW64\171aa48c 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 171aa48c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 171aa48c -
resource yara_rule behavioral2/memory/4756-0-0x0000000000C10000-0x0000000000C9C000-memory.dmp upx behavioral2/files/0x000a00000001b315-4.dat upx behavioral2/memory/1276-3-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral2/memory/4756-10-0x0000000000C10000-0x0000000000C9C000-memory.dmp upx behavioral2/memory/1276-11-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral2/memory/1276-31-0x00000000004D0000-0x000000000055C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\15d878 171aa48c File opened for modification C:\Windows\516ca8 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_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 171aa48c Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_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:" 171aa48c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 171aa48c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 171aa48c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 171aa48c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 171aa48c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 171aa48c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 171aa48c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 171aa48c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 171aa48c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1276 171aa48c 1276 171aa48c 1276 171aa48c 1276 171aa48c 1276 171aa48c 1276 171aa48c 1276 171aa48c 1276 171aa48c 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4756 2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 1276 171aa48c Token: SeTcbPrivilege 1276 171aa48c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_d8cf70f4f14452f25de9f16341a8ec90_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:4756
-
C:\Windows\Syswow64\171aa48cC:\Windows\Syswow64\171aa48c1⤵
- 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:1276
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\171aa48c
- Size 576KB
- SHA256 17149a80f4eac577cd6764b9f492d5e30c4f917c21e4847b56a23876138912ab
- MD5 d93a6f055e9e696c408a2ef5943fd488
- SHA1 212876d63d027ff1c8244d879fb75419b4995b57
- SHA512 61229e07c5ef503b9c18b81013f07befd8f10b5a303fb84e4a8b8a8cc370ce32e3fda5536e35cd78324515c4c3802d684304f2422320935f79256b8f38359786
- SSDEEP 6144:OcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:OSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T14DC46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH