Analysis
- max time kernel
150s - 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
20/07/2026, 19:31
Behavioral task
behavioral1
Sample
2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 618KB
- Sample260720-x8tsxaex91
- SHA256 a60715cad782bc785ec5899c87a56ee7e85a7a27b747a024dcbba6dfe65a3c10
- MD5 5115a83c0ab3e9439352753a31ce836d
- SHA1 101ab0a87dd9e544cfdc096a12347f83ae458529
- SHA512 72231da6f6033fd7c6c6aae74d6265b1eb43599c8797938a2c7436b2b846ec8e0cf21d0889be2e6d8b73bb2f46b8a1d0c3babe8fcadcf23a148e211904c5c903
- SSDEEP 12288:zqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:zjHPOSOkx2LFscUQPxW
- TLSH T1E8D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 9 IoCs
resource yara_rule behavioral2/memory/616-0-0x0000000000B60000-0x0000000000BE9000-memory.dmp UPX behavioral2/files/0x000600000001b85f-2.dat UPX behavioral2/memory/2756-3-0x0000000000940000-0x00000000009C9000-memory.dmp UPX behavioral2/memory/616-16-0x0000000000B60000-0x0000000000BE9000-memory.dmp UPX behavioral2/memory/2756-18-0x0000000000940000-0x00000000009C9000-memory.dmp UPX behavioral2/memory/616-31-0x0000000000B60000-0x0000000000BE9000-memory.dmp UPX behavioral2/memory/2756-32-0x0000000000940000-0x00000000009C9000-memory.dmp UPX behavioral2/memory/2756-37-0x0000000000940000-0x00000000009C9000-memory.dmp UPX behavioral2/memory/616-52-0x0000000000B60000-0x0000000000BE9000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2756 7749ca98 - 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 1 114.114.114.114 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 2 223.5.5.5 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 17 114.114.114.114 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 18 223.5.5.5 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7749ca98 File created C:\Windows\SysWOW64\7749ca98 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7749ca98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7749ca98 -
resource yara_rule behavioral2/memory/616-0-0x0000000000B60000-0x0000000000BE9000-memory.dmp upx behavioral2/files/0x000600000001b85f-2.dat upx behavioral2/memory/2756-3-0x0000000000940000-0x00000000009C9000-memory.dmp upx behavioral2/memory/616-16-0x0000000000B60000-0x0000000000BE9000-memory.dmp upx behavioral2/memory/2756-18-0x0000000000940000-0x00000000009C9000-memory.dmp upx behavioral2/memory/616-31-0x0000000000B60000-0x0000000000BE9000-memory.dmp upx behavioral2/memory/2756-32-0x0000000000940000-0x00000000009C9000-memory.dmp upx behavioral2/memory/2756-37-0x0000000000940000-0x00000000009C9000-memory.dmp upx behavioral2/memory/616-52-0x0000000000B60000-0x0000000000BE9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2f2f08 7749ca98 File opened for modification C:\Windows\a8bd0 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.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 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7749ca98 - 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 7749ca98 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7749ca98 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7749ca98 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7749ca98 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7749ca98 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7749ca98 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7749ca98 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7749ca98 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7749ca98 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2756 7749ca98 2756 7749ca98 2756 7749ca98 2756 7749ca98 2756 7749ca98 2756 7749ca98 2756 7749ca98 2756 7749ca98 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 616 2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 2756 7749ca98 Token: SeTcbPrivilege 2756 7749ca98
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-20_5115a83c0ab3e9439352753a31ce836d_amadey_coinminer_elex_remcos_smoke-loader.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:616
-
C:\Windows\Syswow64\7749ca98C:\Windows\Syswow64\7749ca981⤵
- 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:2756
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7749ca98
- Size 618KB
- SHA256 7953d523113674c13d212027be537bd0444b8b2f2027d61e2723dfd9665671a0
- MD5 8cb7f064ab52efe0947fd76f5b02e0ce
- SHA1 2c928c0a3f034fede1e2e2ec4ffd7cbe1722562a
- SHA512 3dba0a01151daf6b8c44950f79a0c3ae4d273be8af793b59a9eab4c1100e92affe41eac135e61c44beab3862d945fd64301e2f6e985dda34c2e2caa578a59cdf
- SSDEEP 12288:VqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:VjHPOSOkx2LFscUQPxW
- TLSH T1D5D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH