Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
15/04/2026, 07:51
Behavioral task
behavioral1
Sample
2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 576KB
- Sample260415-jpxtkag12p
- SHA256 d0a6fee432f89ea7c2c7048e289b8bfaf7c0228013536acc36ace146624adef6
- MD5 7e4ecd69c9c578faf183f52bc2ce20a2
- SHA1 3ce84b0ca6a416825be8fb30decc1d1c5f600fa3
- SHA512 e57f371a3ec0dbb252325c9d9ce04a59da228b60ebe326b3bc3294c2b8a3c2cfbbdb1bd36ba37f4517a798af95eba197ee458ba4c09de29790e212391c81823f
- SSDEEP 12288:yqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:yjHPOSOkx2LFscUQPK
- TLSH T131C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Custom signatureUPX dump on OEP (original entry point) 10 IoCs
resource yara_rule behavioral1/memory/3912-0-0x0000000000CA0000-0x0000000000D29000-memory.dmp UPX behavioral1/files/0x0005000000023076-2.dat UPX behavioral1/memory/4608-4-0x0000000000C30000-0x0000000000CB9000-memory.dmp UPX behavioral1/memory/3912-10-0x0000000000CA0000-0x0000000000D29000-memory.dmp UPX behavioral1/memory/4608-12-0x0000000000C30000-0x0000000000CB9000-memory.dmp UPX behavioral1/memory/3912-27-0x0000000000CA0000-0x0000000000D29000-memory.dmp UPX behavioral1/memory/4608-28-0x0000000000C30000-0x0000000000CB9000-memory.dmp UPX behavioral1/memory/4608-30-0x0000000000C30000-0x0000000000CB9000-memory.dmp UPX behavioral1/memory/3912-43-0x0000000000CA0000-0x0000000000D29000-memory.dmp UPX behavioral1/memory/3912-45-0x0000000000CA0000-0x0000000000D29000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4608 bad09688 - 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 32 114.114.114.114 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 33 223.5.5.5 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 3 114.114.114.114 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 4 223.5.5.5 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_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 bad09688 File created C:\Windows\SysWOW64\bad09688 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bad09688 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bad09688 -
resource yara_rule behavioral1/memory/3912-0-0x0000000000CA0000-0x0000000000D29000-memory.dmp upx behavioral1/files/0x0005000000023076-2.dat upx behavioral1/memory/4608-4-0x0000000000C30000-0x0000000000CB9000-memory.dmp upx behavioral1/memory/3912-10-0x0000000000CA0000-0x0000000000D29000-memory.dmp upx behavioral1/memory/4608-12-0x0000000000C30000-0x0000000000CB9000-memory.dmp upx behavioral1/memory/3912-27-0x0000000000CA0000-0x0000000000D29000-memory.dmp upx behavioral1/memory/4608-28-0x0000000000C30000-0x0000000000CB9000-memory.dmp upx behavioral1/memory/4608-30-0x0000000000C30000-0x0000000000CB9000-memory.dmp upx behavioral1/memory/3912-43-0x0000000000CA0000-0x0000000000D29000-memory.dmp upx behavioral1/memory/3912-45-0x0000000000CA0000-0x0000000000D29000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4ee400 bad09688 File opened for modification C:\Windows\42f990 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_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 bad09688 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.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:" bad09688 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" bad09688 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix bad09688 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ bad09688 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" bad09688 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" bad09688 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" bad09688 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing bad09688 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" bad09688 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4608 bad09688 4608 bad09688 4608 bad09688 4608 bad09688 4608 bad09688 4608 bad09688 4608 bad09688 4608 bad09688 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 3912 2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 4608 bad09688 Token: SeTcbPrivilege 4608 bad09688
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_7e4ecd69c9c578faf183f52bc2ce20a2_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:3912
-
C:\Windows\Syswow64\bad09688C:\Windows\Syswow64\bad096881⤵
- 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:4608
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\bad09688
- Size 576KB
- SHA256 d843182a3975f2036f659559ff7d59b241576830f0f6906434d15524a4efec7d
- MD5 70bf1b49297287708a607c17c46eb044
- SHA1 8993ce271b22e12e1dc96b887446f0f6964c8401
- SHA512 65896bd2df737bef3720d748451ece7f4e7ea7be472c802b9a3b35ffe91d151ccee9f0fc799ea9cc0aefce9c19e3620342da821ab4aecba508d434a2ae8bfcda
- SSDEEP 12288:LqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:LjHPOSOkx2LFscUQPK
- TLSH T18DC47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH