Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 15:10
Behavioral task
behavioral1
Sample
2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
- Size 830KB
- Sample260803-sj77sabd49
- SHA256 e5f67d46e32438427769121ecd0bca34018b98cb5f5190933d2176d81f326749
- MD5 034cf2d4d5ccec8e55d38ca3e86a1642
- SHA1 23c02a9ea8c4ec53d3ed8d641a7d7a785aa3db70
- SHA512 444ee45a054fbe05090baf68da211dc1e1ed510432b7025e16e5078477b231913f7cff5d7855ea005d53759c08528c5698200470a017441f29c7a3259790163a
- SSDEEP 12288:USvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3K:nvO2xJKRw2kOkx2LFRvcUQPK
- TLSH T1C7055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2292-0-0x00000000004E0000-0x000000000056C000-memory.dmp UPX behavioral2/files/0x0007000000016b3a-2.dat UPX behavioral2/memory/4892-3-0x0000000000EB0000-0x0000000000F3C000-memory.dmp UPX behavioral2/memory/2292-13-0x00000000004E0000-0x000000000056C000-memory.dmp UPX behavioral2/memory/4892-14-0x0000000000EB0000-0x0000000000F3C000-memory.dmp UPX behavioral2/memory/4892-31-0x0000000000EB0000-0x0000000000F3C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4892 35062ed2 - 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 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 4 223.5.5.5 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 19 114.114.114.114 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 20 223.5.5.5 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_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 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 35062ed2 File created C:\Windows\SysWOW64\35062ed2 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 35062ed2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 35062ed2 -
resource yara_rule behavioral2/memory/2292-0-0x00000000004E0000-0x000000000056C000-memory.dmp upx behavioral2/files/0x0007000000016b3a-2.dat upx behavioral2/memory/4892-3-0x0000000000EB0000-0x0000000000F3C000-memory.dmp upx behavioral2/memory/2292-13-0x00000000004E0000-0x000000000056C000-memory.dmp upx behavioral2/memory/4892-14-0x0000000000EB0000-0x0000000000F3C000-memory.dmp upx behavioral2/memory/4892-31-0x0000000000EB0000-0x0000000000F3C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\53c0b8 35062ed2 File opened for modification C:\Windows\273d68 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_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 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 35062ed2 - 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\Cookies\CachePrefix = "Cookie:" 35062ed2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 35062ed2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 35062ed2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 35062ed2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 35062ed2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 35062ed2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 35062ed2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 35062ed2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 35062ed2 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4892 35062ed2 4892 35062ed2 4892 35062ed2 4892 35062ed2 4892 35062ed2 4892 35062ed2 4892 35062ed2 4892 35062ed2 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeTcbPrivilege 2292 2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeDebugPrivilege 4892 35062ed2 Token: SeTcbPrivilege 4892 35062ed2
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_034cf2d4d5ccec8e55d38ca3e86a1642_amadey_coinminer_elex_remcos_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:2292
-
C:\Windows\Syswow64\35062ed2C:\Windows\Syswow64\35062ed21⤵
- 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:4892
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\35062ed2
- Size 830KB
- SHA256 cc8df071da1a5ca86a4bfc437e11238e4d5fdb39331f53507669c15ec5f3dfc0
- MD5 a94e550eb6da81b089f065de660b14ce
- SHA1 9d7145e8b0e90091d03fbc5a22bd9073e7a9d618
- SHA512 5d66f847291f3367f7aaa7cab778be000b8ea890db7026e926a43c76913bf0c891e25741b33945e7043b209d392d6beafa9121a750171e4e701ec9712c6a213d
- SSDEEP 12288:OSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3K:tvO2xJKRw2kOkx2LFRvcUQPK
- TLSH T122055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH