Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 00:26
Behavioral task
behavioral1
Sample
2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 576KB
- Sample260731-arprashj8v
- SHA256 8ff34e684d3f0e43012e314f4bb006d69374deb5e75c9400e5d1eb8c7485ce8a
- MD5 ab66746c7f646a159cff40ab4d61457f
- SHA1 5306da1308928804cec2ea45ddabe04d1b1b2302
- SHA512 a7d22ca659518a6ee70721ccfc239a46612c397ca532d65422901cfb50fb621ec82fb1f65da87f32d5f8e25dd7f4bb18bdfc97d1e505a90998bbfacc3967a1cc
- SSDEEP 12288:OqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:OjHPOSOkx2LFscUQPK
- TLSH T16CC47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 9 IoCs
resource yara_rule behavioral2/memory/4300-0-0x00000000008A0000-0x0000000000929000-memory.dmp UPX behavioral2/memory/4968-3-0x0000000000820000-0x00000000008A9000-memory.dmp UPX behavioral2/files/0x0009000000016cd6-4.dat UPX behavioral2/memory/4300-18-0x00000000008A0000-0x0000000000929000-memory.dmp UPX behavioral2/memory/4968-20-0x0000000000820000-0x00000000008A9000-memory.dmp UPX behavioral2/memory/4968-24-0x0000000000820000-0x00000000008A9000-memory.dmp UPX behavioral2/memory/4300-33-0x00000000008A0000-0x0000000000929000-memory.dmp UPX behavioral2/memory/4968-34-0x0000000000820000-0x00000000008A9000-memory.dmp UPX behavioral2/memory/4300-43-0x00000000008A0000-0x0000000000929000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4968 a974711e - 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 22 223.5.5.5 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 3 114.114.114.114 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 4 223.5.5.5 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 21 114.114.114.114 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a974711e File created C:\Windows\SysWOW64\a974711e 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a974711e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a974711e -
resource yara_rule behavioral2/memory/4300-0-0x00000000008A0000-0x0000000000929000-memory.dmp upx behavioral2/memory/4968-3-0x0000000000820000-0x00000000008A9000-memory.dmp upx behavioral2/files/0x0009000000016cd6-4.dat upx behavioral2/memory/4300-18-0x00000000008A0000-0x0000000000929000-memory.dmp upx behavioral2/memory/4968-20-0x0000000000820000-0x00000000008A9000-memory.dmp upx behavioral2/memory/4968-24-0x0000000000820000-0x00000000008A9000-memory.dmp upx behavioral2/memory/4300-33-0x00000000008A0000-0x0000000000929000-memory.dmp upx behavioral2/memory/4968-34-0x0000000000820000-0x00000000008A9000-memory.dmp upx behavioral2/memory/4300-43-0x00000000008A0000-0x0000000000929000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\550dd0 a974711e File opened for modification C:\Windows\499e18 2026-07-30_ab66746c7f646a159cff40ab4d61457f_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 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a974711e - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a974711e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a974711e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a974711e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a974711e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a974711e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a974711e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a974711e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a974711e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a974711e - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4968 a974711e 4968 a974711e 4968 a974711e 4968 a974711e 4968 a974711e 4968 a974711e 4968 a974711e 4968 a974711e 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 4300 2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 4968 a974711e Token: SeTcbPrivilege 4968 a974711e
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-30_ab66746c7f646a159cff40ab4d61457f_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-30_ab66746c7f646a159cff40ab4d61457f_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:4300
-
C:\Windows\Syswow64\a974711eC:\Windows\Syswow64\a974711e1⤵
- 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:4968
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a974711e
- Size 576KB
- SHA256 3c956437b47a57a6f4b33ab587ec0cb467460ca3d8a0b7d70501c294d0dae48f
- MD5 e6b511347975147e452ba987a0008f5b
- SHA1 274ed1e4d4dfecfe42fa098222e022f9d6f63cdc
- SHA512 bf89b82355688cf84a239c7053f994f60fdc182b617c490063338979aa9a338d3edc4ae4b24e885a0c477381ea949415ccc65ff9e2da18824e387019d90c8d3d
- SSDEEP 12288:JqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:JjHPOSOkx2LFscUQPK
- TLSH T168C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH