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
16/08/2026, 12:49
Behavioral task
behavioral1
Sample
2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 576KB
- Sample260816-p2vsmadd55
- SHA256 0067cd45c2e6bbb9f1c0279ea3f363c1e27317ab775eeb033b1986ec0287e930
- MD5 d593f29849e1e5849de99b54858919f3
- SHA1 723468b529c0776fd1bbc828af8f83b33cf35d7f
- SHA512 01413208c5c6a034b1fc91f785c9966b7ff60223e6607372b4aff7468e2fd949765444582c3d28898ed2f48df98448b9ff4531a8ab774601ac11d750f38fbaf0
- SSDEEP 12288:IqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:IjHPOSOkx2LFscUQPK
- TLSH T166C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 8 IoCs
resource yara_rule behavioral2/memory/2780-0-0x0000000000B20000-0x0000000000BA9000-memory.dmp UPX behavioral2/files/0x0009000000011380-2.dat UPX behavioral2/memory/4396-3-0x0000000000C30000-0x0000000000CB9000-memory.dmp UPX behavioral2/memory/2780-10-0x0000000000B20000-0x0000000000BA9000-memory.dmp UPX behavioral2/memory/4396-12-0x0000000000C30000-0x0000000000CB9000-memory.dmp UPX behavioral2/memory/2780-40-0x0000000000B20000-0x0000000000BA9000-memory.dmp UPX behavioral2/memory/4396-41-0x0000000000C30000-0x0000000000CB9000-memory.dmp UPX behavioral2/memory/2780-48-0x0000000000B20000-0x0000000000BA9000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4396 f884f16c - 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 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 4 223.5.5.5 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 17 114.114.114.114 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 18 223.5.5.5 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 f884f16c File created C:\Windows\SysWOW64\f884f16c 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f884f16c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f884f16c -
resource yara_rule behavioral2/memory/2780-0-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral2/files/0x0009000000011380-2.dat upx behavioral2/memory/4396-3-0x0000000000C30000-0x0000000000CB9000-memory.dmp upx behavioral2/memory/2780-10-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral2/memory/4396-12-0x0000000000C30000-0x0000000000CB9000-memory.dmp upx behavioral2/memory/2780-40-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral2/memory/4396-41-0x0000000000C30000-0x0000000000CB9000-memory.dmp upx behavioral2/memory/2780-48-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4b42d8 f884f16c File opened for modification C:\Windows\2f9838 2026-08-16_d593f29849e1e5849de99b54858919f3_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 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f884f16c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f884f16c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f884f16c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f884f16c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f884f16c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f884f16c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f884f16c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f884f16c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f884f16c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f884f16c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4396 f884f16c 4396 f884f16c 4396 f884f16c 4396 f884f16c 4396 f884f16c 4396 f884f16c 4396 f884f16c 4396 f884f16c 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 2780 2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 4396 f884f16c Token: SeTcbPrivilege 4396 f884f16c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-16_d593f29849e1e5849de99b54858919f3_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_d593f29849e1e5849de99b54858919f3_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:2780
-
C:\Windows\Syswow64\f884f16cC:\Windows\Syswow64\f884f16c1⤵
- 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:4396
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f884f16c
- Size 576KB
- SHA256 17801204569b990f394f828979d2f6afb362079b540169b46b975cadfd2702ff
- MD5 6e7025e9f2b7d85ef3e8e8d52ad34ccb
- SHA1 7bf4f3716805de6db90de47c5a3c45886feb06c7
- SHA512 6b68285d632ab3f144f02cfa2cf71af1ffcbe5d3c5619f8b8e676b5370936f1ded58ddf526bfb3aecb665f36bdc7865295baf10e97b48be1356f8122d7f594f5
- SSDEEP 12288:/qXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:/jHPOSOkx2LFscUQPK
- TLSH T1E9C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH