Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
17/07/2026, 01:01
Behavioral task
behavioral1
Sample
2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 576KB
- Sample260717-bdjtkact7x
- SHA256 8d560acd1db0d80cd25a7aebe3b808900d4bc46a9b10ededf564ae2ed0534694
- MD5 84ff8ca331669fef9646864993fa485a
- SHA1 76a7e3c26c10e310f67263705c78d14a2b418066
- SHA512 a38579712e428929047beab8f32b63b809c2bf02ed81ed37686db720e015f4164014d5c52710804655f071eb7fbb6cd2b4a76e0ca0c41d2d58f8a512a33d0bb1
- SSDEEP 12288:cqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:cjHPOSOkx2LFscUQPK
- TLSH T1D0C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 9 IoCs
resource yara_rule behavioral1/memory/536-0-0x0000000000F40000-0x0000000000FC9000-memory.dmp UPX behavioral1/files/0x000a00000002425b-2.dat UPX behavioral1/memory/3396-4-0x0000000000720000-0x00000000007A9000-memory.dmp UPX behavioral1/memory/536-13-0x0000000000F40000-0x0000000000FC9000-memory.dmp UPX behavioral1/memory/3396-15-0x0000000000720000-0x00000000007A9000-memory.dmp UPX behavioral1/memory/536-28-0x0000000000F40000-0x0000000000FC9000-memory.dmp UPX behavioral1/memory/3396-29-0x0000000000720000-0x00000000007A9000-memory.dmp UPX behavioral1/memory/3396-35-0x0000000000720000-0x00000000007A9000-memory.dmp UPX behavioral1/memory/536-48-0x0000000000F40000-0x0000000000FC9000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3396 dd15fc22 - 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 41 223.5.5.5 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 3 114.114.114.114 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 4 223.5.5.5 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 40 114.114.114.114 536 2026-07-17_84ff8ca331669fef9646864993fa485a_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\Local\Microsoft\Windows\INetCookies dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 dd15fc22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 dd15fc22 File created C:\Windows\SysWOW64\dd15fc22 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe -
resource yara_rule behavioral1/memory/536-0-0x0000000000F40000-0x0000000000FC9000-memory.dmp upx behavioral1/files/0x000a00000002425b-2.dat upx behavioral1/memory/3396-4-0x0000000000720000-0x00000000007A9000-memory.dmp upx behavioral1/memory/536-13-0x0000000000F40000-0x0000000000FC9000-memory.dmp upx behavioral1/memory/3396-15-0x0000000000720000-0x00000000007A9000-memory.dmp upx behavioral1/memory/536-28-0x0000000000F40000-0x0000000000FC9000-memory.dmp upx behavioral1/memory/3396-29-0x0000000000720000-0x00000000007A9000-memory.dmp upx behavioral1/memory/3396-35-0x0000000000720000-0x00000000007A9000-memory.dmp upx behavioral1/memory/536-48-0x0000000000F40000-0x0000000000FC9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3a2408 dd15fc22 File opened for modification C:\Windows\92d30 2026-07-17_84ff8ca331669fef9646864993fa485a_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 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dd15fc22 - 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\Content\CachePrefix dd15fc22 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" dd15fc22 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ dd15fc22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" dd15fc22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" dd15fc22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" dd15fc22 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing dd15fc22 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" dd15fc22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" dd15fc22 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3396 dd15fc22 3396 dd15fc22 3396 dd15fc22 3396 dd15fc22 3396 dd15fc22 3396 dd15fc22 3396 dd15fc22 3396 dd15fc22 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 536 2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 3396 dd15fc22 Token: SeTcbPrivilege 3396 dd15fc22
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-17_84ff8ca331669fef9646864993fa485a_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-17_84ff8ca331669fef9646864993fa485a_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:536
-
C:\Windows\Syswow64\dd15fc22C:\Windows\Syswow64\dd15fc221⤵
- 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:3396
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\dd15fc22
- Size 576KB
- SHA256 de9a32ca4deeb5b3850c8b8c5438ad6b71b52908373dd19b1ee00c1f14e4faba
- MD5 5c62e877f7abf771018aff58a5c92b7c
- SHA1 1f4b5917c6ccf1ee5dc54929a92f26b7702c5ed0
- SHA512 a36b86ee7760c09b2fec1b1fcda7e01b536dbe2b7e65b0eb11ad40014b30ee9e55738c8ca05ed55350b2a740907031ecd281bfb5669301361015999d766c03e4
- SSDEEP 12288:uqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:ujHPOSOkx2LFscUQPK
- TLSH T1E1C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH