Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-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 behavioral1/memory/4292-0-0x0000000000A10000-0x0000000000A9C000-memory.dmp UPX behavioral1/files/0x001100000002448f-2.dat UPX behavioral1/memory/3688-3-0x00000000008B0000-0x000000000093C000-memory.dmp UPX behavioral1/memory/4292-20-0x0000000000A10000-0x0000000000A9C000-memory.dmp UPX behavioral1/memory/3688-21-0x00000000008B0000-0x000000000093C000-memory.dmp UPX behavioral1/memory/3688-40-0x00000000008B0000-0x000000000093C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3688 4f543928 - Unexpected DNS network traffic destination 20 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 300 114.114.114.114 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 341 114.114.114.114 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 343 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 375 114.114.114.114 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 407 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 4 114.114.114.114 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 54 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 203 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 468 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 202 114.114.114.114 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 235 114.114.114.114 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 376 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 467 114.114.114.114 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 130 114.114.114.114 3688 4f543928 Destination IP 131 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 236 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 301 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 406 114.114.114.114 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 7 223.5.5.5 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 52 114.114.114.114 4292 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\Local\Microsoft\Windows\INetCache\Content.IE5 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4f543928 File created C:\Windows\SysWOW64\4f543928 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\INetCookies 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4f543928 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4f543928 -
resource yara_rule behavioral1/memory/4292-0-0x0000000000A10000-0x0000000000A9C000-memory.dmp upx behavioral1/files/0x001100000002448f-2.dat upx behavioral1/memory/3688-3-0x00000000008B0000-0x000000000093C000-memory.dmp upx behavioral1/memory/4292-20-0x0000000000A10000-0x0000000000A9C000-memory.dmp upx behavioral1/memory/3688-21-0x00000000008B0000-0x000000000093C000-memory.dmp upx behavioral1/memory/3688-40-0x00000000008B0000-0x000000000093C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3f23d0 4f543928 File opened for modification C:\Windows\497b08 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 4f543928 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 4f543928 - 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 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4f543928 - 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:" 4f543928 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 4f543928 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 4f543928 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 4f543928 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 4f543928 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 4f543928 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 4f543928 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 4f543928 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 4f543928 - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 3688 4f543928 3688 4f543928 3688 4f543928 3688 4f543928 3688 4f543928 3688 4f543928 3688 4f543928 3688 4f543928 3688 4f543928 3688 4f543928 3688 4f543928 3688 4f543928 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeTcbPrivilege 4292 2026-10-01_a89f7be8c14bb28dd9d43f452ffe9b0c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeDebugPrivilege 3688 4f543928 Token: SeTcbPrivilege 3688 4f543928
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:4292
-
C:\Windows\Syswow64\4f543928C:\Windows\Syswow64\4f5439281⤵
- 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:3688
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\3f23d0
- Size 506B
- SHA256 d1168acbf34df5b76e82c956ece5fbfd3549cfb21746709a532d14a54269a5a7
- MD5 ea0aa02dc4b02be8b307e9aeaa8c3011
- SHA1 01faa7423411bbcbce7b3483d735072f0c3d09f2
- SHA512 fe0bf65a617f2e17125eaca811411966dc97dea13d91ae30b20720bd7abed3cddd33c4baa5094d349fb292fb7acc00c4bff4905e31848062e2ab4ff97f8565b0
- TLSH T1E6F059BEEE3566DA4DEE0F274A2EE86D2025913B4007A342799179CC069E2CDF403504
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\4f543928
- Size 830KB
- SHA256 df995fb26f85f5dac243d59005fa33c4b79db3e6a077ee39a8099c31ceb92717
- MD5 73b98952315a9abadae3ef853fe2efcf
- SHA1 e22689b9e884a5a98072e678c477f81f498cae8b
- SHA512 bc564645331be81967141f0c0b72aa526459789ce87949b887d4e563d65f90aab64115f6832211d8b1a43fd7d4b45bbede9c7b22ce528b998372ecffd6eac98f
- SSDEEP 12288:uSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3K:NvO2xJKRw2kOkx2LFRvcUQPK
- TLSH T172055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH