Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
15/04/2026, 19:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe
- Size 679KB
- Sample260415-ynn8csby5z
- SHA256 ed1ea74b337e5a9e8c7deb6ba19eecb2e956b5a528752d2851350ac59cc63daf
- MD5 a67e85261c5ffae53205582b3f39d4d9
- SHA1 36314063a21eab830a42ef378134308c73829bd0
- SHA512 5d0fb3839d513e7641701a5e2ee7c20fc495599fded98aa7dbb421a36b4a3af87e33e506bc3d772235a5142987642aa724e006870e36c8e444b4a7a27ce6db26
- SSDEEP 12288:aSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Lik8CQ3K:BvO2xJKRI2FOkx2LFEvcUQPK
- TLSH T13EE45A31E641C036D4A74576C6FA0BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4660 3994c578 - 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 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe Destination IP 2 223.5.5.5 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe Destination IP 7 114.114.114.114 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe Destination IP 8 223.5.5.5 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3994c578 File created C:\Windows\SysWOW64\3994c578 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3994c578 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 3994c578 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4fc7e8 3994c578 File opened for modification C:\Windows\566c70 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_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 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3994c578 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 3994c578 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3994c578 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3994c578 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3994c578 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3994c578 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 3994c578 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 3994c578 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3994c578 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3994c578 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4660 3994c578 4660 3994c578 4660 3994c578 4660 3994c578 4660 3994c578 4660 3994c578 4660 3994c578 4660 3994c578 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe Token: SeTcbPrivilege 5048 2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe Token: SeDebugPrivilege 4660 3994c578 Token: SeTcbPrivilege 4660 3994c578
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_a67e85261c5ffae53205582b3f39d4d9_amadey_coinminer_elex_graphican_remcos_rhadamanthys_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:5048
-
C:\Windows\Syswow64\3994c578C:\Windows\Syswow64\3994c5781⤵
- 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:4660
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3994c578
- Size 679KB
- SHA256 7f17a0815a6514678cc9a230059055a66bedbbf2691e2f236b06d093363403a1
- MD5 7be7bc88550514615819d713745e9ac2
- SHA1 260fcf4e72dbe12b538922df13b11cbddd204455
- SHA512 c4f32f799a6a6a1e7e5bc25d48a5a8e5efae26fff3c5a65657c6d98e54feb5333fae1ca2ce1eccb21cc4e7303bce4a5f14f40fccead41bfe470fc79bee9c4012
- SSDEEP 12288:HSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Lik8CQ3K:yvO2xJKRI2FOkx2LFEvcUQPK
- TLSH T1AEE45A31E641C036D4A74576C6FA0BBFE964BD25131165CBA3C43A262FB36D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH