Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/07/2026, 23:45
Behavioral task
behavioral1
Sample
2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 618KB
- Sample260718-3rw5lah17x
- SHA256 e8286ca58285d4e6ea0c109d29cc4c3f2db9a6adc51fdee5b265b220bf3ca57b
- MD5 915f8597d122c4ef8988729a102a2375
- SHA1 a8688f57f3c390ba71bbd075fb3883e22cf2c34a
- SHA512 8aeee8b46c1954ff98fe55194264f764ffbf39656fffc1d546172d927054009300a663763ec97b4a45fa62a39b8e82847e586511a642aed13d7e4a851f2d7f48
- SSDEEP 12288:xqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:xjHPOSOkx2LFscUQPxW
- TLSH T1D7D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 10 IoCs
resource yara_rule behavioral2/memory/1324-0-0x0000000000AF0000-0x0000000000B79000-memory.dmp UPX behavioral2/files/0x000d000000019cd9-4.dat UPX behavioral2/memory/6032-3-0x0000000000DA0000-0x0000000000E29000-memory.dmp UPX behavioral2/memory/1324-16-0x0000000000AF0000-0x0000000000B79000-memory.dmp UPX behavioral2/memory/6032-18-0x0000000000DA0000-0x0000000000E29000-memory.dmp UPX behavioral2/memory/6032-22-0x0000000000DA0000-0x0000000000E29000-memory.dmp UPX behavioral2/memory/1324-37-0x0000000000AF0000-0x0000000000B79000-memory.dmp UPX behavioral2/memory/6032-38-0x0000000000DA0000-0x0000000000E29000-memory.dmp UPX behavioral2/memory/1324-45-0x0000000000AF0000-0x0000000000B79000-memory.dmp UPX behavioral2/memory/1324-49-0x0000000000AF0000-0x0000000000B79000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 6032 103c7299 - 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 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 2 223.5.5.5 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 20 114.114.114.114 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 21 223.5.5.5 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_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\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 103c7299 File created C:\Windows\SysWOW64\103c7299 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 103c7299 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 103c7299 -
resource yara_rule behavioral2/memory/1324-0-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx behavioral2/files/0x000d000000019cd9-4.dat upx behavioral2/memory/6032-3-0x0000000000DA0000-0x0000000000E29000-memory.dmp upx behavioral2/memory/1324-16-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx behavioral2/memory/6032-18-0x0000000000DA0000-0x0000000000E29000-memory.dmp upx behavioral2/memory/6032-22-0x0000000000DA0000-0x0000000000E29000-memory.dmp upx behavioral2/memory/1324-37-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx behavioral2/memory/6032-38-0x0000000000DA0000-0x0000000000E29000-memory.dmp upx behavioral2/memory/1324-45-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx behavioral2/memory/1324-49-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\16aad8 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\674520 103c7299 - 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 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 103c7299 - 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:" 103c7299 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 103c7299 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 103c7299 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 103c7299 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 103c7299 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 103c7299 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 103c7299 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 103c7299 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 103c7299 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 6032 103c7299 6032 103c7299 6032 103c7299 6032 103c7299 6032 103c7299 6032 103c7299 6032 103c7299 6032 103c7299 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 1324 2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 6032 103c7299 Token: SeTcbPrivilege 6032 103c7299
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-18_915f8597d122c4ef8988729a102a2375_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-18_915f8597d122c4ef8988729a102a2375_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:1324
-
C:\Windows\Syswow64\103c7299C:\Windows\Syswow64\103c72991⤵
- 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:6032
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\103c7299
- Size 618KB
- SHA256 48551a92be243ef3ebd81449d8a03b6d707b27d998bab652ae0554eadd2c7144
- MD5 b9bb54ff8d586bc65d52318886888fcc
- SHA1 208b980232f268bb4a9f89ca27b2073af9aa7608
- SHA512 ec68ee34504da3629a4001f2addb16f16ef346d726831a03ee46ca10c0840511581103de76c775cc354890cd78b04e883da904e80594cea196a99c5bb552f8ca
- SSDEEP 12288:rqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:rjHPOSOkx2LFscUQPxW
- TLSH T1A5D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH