Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 06:35
Behavioral task
behavioral1
Sample
2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
General
- Target 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
- Size 830KB
- Sample261002-hcea1sshkb
- SHA256 1b5784bcd193ad2bd7515ad1c1aa3225a46d7b2cee397738bd1c695448deadcf
- MD5 a89f7be8c14bb28dd9d43f452ffe9b0c
- SHA1 a6d2b1e53d02702068377a5410eb23a123c52b14
- SHA512 c5f940fbc4681f781a11645a1a8d96eeb12914c1a4ea275e6bc229ecc2bef1929f625cd4ac23caa8f6c13b8998e9c3bdb319784f606844354fcebb62b3c7bcc6
- SSDEEP 12288:wSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3K:rvO2xJKRw2kOkx2LFRvcUQPK
- TLSH T198055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2612-0-0x00000000008A0000-0x000000000092C000-memory.dmp UPX behavioral2/files/0x000900000001b846-2.dat UPX behavioral2/memory/4784-3-0x00000000009F0000-0x0000000000A7C000-memory.dmp UPX behavioral2/memory/2612-16-0x00000000008A0000-0x000000000092C000-memory.dmp UPX behavioral2/memory/4784-17-0x00000000009F0000-0x0000000000A7C000-memory.dmp UPX behavioral2/memory/4784-40-0x00000000009F0000-0x0000000000A7C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4784 790d8790 - Unexpected DNS network traffic destination 17 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 322 114.114.114.114 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 1 114.114.114.114 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 94 114.114.114.114 4784 790d8790 Destination IP 142 114.114.114.114 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 291 223.5.5.5 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 377 223.5.5.5 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 145 223.5.5.5 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 181 114.114.114.114 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 8 223.5.5.5 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 40 223.5.5.5 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 95 223.5.5.5 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 218 223.5.5.5 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 323 223.5.5.5 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 39 114.114.114.114 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 182 223.5.5.5 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 290 114.114.114.114 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 376 114.114.114.114 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 790d8790 File created C:\Windows\SysWOW64\790d8790 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 790d8790 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 790d8790 -
resource yara_rule behavioral2/memory/2612-0-0x00000000008A0000-0x000000000092C000-memory.dmp upx behavioral2/files/0x000900000001b846-2.dat upx behavioral2/memory/4784-3-0x00000000009F0000-0x0000000000A7C000-memory.dmp upx behavioral2/memory/2612-16-0x00000000008A0000-0x000000000092C000-memory.dmp upx behavioral2/memory/4784-17-0x00000000009F0000-0x0000000000A7C000-memory.dmp upx behavioral2/memory/4784-40-0x00000000009F0000-0x0000000000A7C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\51e760 790d8790 File opened for modification C:\Windows\2cb7e8 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 790d8790 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 790d8790 - 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 790d8790 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_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:" 790d8790 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 790d8790 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 790d8790 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 790d8790 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 790d8790 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 790d8790 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 790d8790 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 790d8790 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 790d8790 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4784 790d8790 4784 790d8790 4784 790d8790 4784 790d8790 4784 790d8790 4784 790d8790 4784 790d8790 4784 790d8790 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeTcbPrivilege 2612 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeDebugPrivilege 4784 790d8790 Token: SeTcbPrivilege 4784 790d8790
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2612
-
C:\Windows\Syswow64\790d8790C:\Windows\Syswow64\790d87901⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4784
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\790d8790
- Size 830KB
- SHA256 b08c6f7d289bef5dddd9cc03f0848822438c130f4fe8dbc6b45ba272a523e23f
- MD5 266de4b450affec7e5f095d9aa9f363a
- SHA1 d3df0db1b84d58328c04468f3fec413f75ca488c
- SHA512 cefb58ae139cabebce6e301bf7897981457133749a96c6771c30f34bbdc9e63d2aff5e7e07a9e313ebb9be7888d4342336d715393dc6a634d91cf0acd87a1431
- SSDEEP 12288:ASvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3K:bvO2xJKRw2kOkx2LFRvcUQPK
- TLSH T1E8055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH