Analysis
- max time kernel
148s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/07/2026, 10:41
Behavioral task
behavioral1
Sample
2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
- Size 873KB
- Sample260728-mrazcsvbna
- SHA256 57d7204e8bf037c45255f166c49541f643de3b174b757f887a6e0644a0137a0e
- MD5 d3d8a7fa504ab9139acc6afc314bda0a
- SHA1 4859581bff8518952dd382dba21a58932eae6f13
- SHA512 2cbd7788720eb585ff58dd38634d9030a7485008eaa71c3bbb664b9cad655e044d260dbdf4ac2d6d260aacafcb8e248a8b296becc42d47e4846cb1ec2f063a96
- SSDEEP 12288:bSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEW:uvO2xJKRw2kOkx2LFRvcUQPxW
- TLSH T187156B31E641C036D0A34576C6FA4BBFE964BD25531165CBA3D43A262FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4132-0-0x00000000004A0000-0x000000000052C000-memory.dmp UPX behavioral2/files/0x000a000000016cdf-2.dat UPX behavioral2/memory/1300-3-0x0000000000660000-0x00000000006EC000-memory.dmp UPX behavioral2/memory/4132-15-0x00000000004A0000-0x000000000052C000-memory.dmp UPX behavioral2/memory/1300-16-0x0000000000660000-0x00000000006EC000-memory.dmp UPX behavioral2/memory/1300-31-0x0000000000660000-0x00000000006EC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1300 bb960a3e - 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 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 4 223.5.5.5 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 18 114.114.114.114 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 21 223.5.5.5 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bb960a3e File created C:\Windows\SysWOW64\bb960a3e 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content bb960a3e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE bb960a3e -
resource yara_rule behavioral2/memory/4132-0-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/files/0x000a000000016cdf-2.dat upx behavioral2/memory/1300-3-0x0000000000660000-0x00000000006EC000-memory.dmp upx behavioral2/memory/4132-15-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/memory/1300-16-0x0000000000660000-0x00000000006EC000-memory.dmp upx behavioral2/memory/1300-31-0x0000000000660000-0x00000000006EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1641a8 bb960a3e File opened for modification C:\Windows\46bdc8 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.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 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bb960a3e - 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 bb960a3e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" bb960a3e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ bb960a3e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" bb960a3e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" bb960a3e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" bb960a3e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" bb960a3e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" bb960a3e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing bb960a3e - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1300 bb960a3e 1300 bb960a3e 1300 bb960a3e 1300 bb960a3e 1300 bb960a3e 1300 bb960a3e 1300 bb960a3e 1300 bb960a3e 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeTcbPrivilege 4132 2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeDebugPrivilege 1300 bb960a3e Token: SeTcbPrivilege 1300 bb960a3e
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-28_d3d8a7fa504ab9139acc6afc314bda0a_amadey_coinminer_elex_remcos_smoke-loader_stop.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:4132
-
C:\Windows\Syswow64\bb960a3eC:\Windows\Syswow64\bb960a3e1⤵
- 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:1300
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\bb960a3e
- Size 873KB
- SHA256 b3c2596773d3f455d47201ba1d94075ac7d76ca1e13673d13db5d4289d43b81e
- MD5 e3c7c4c01cc9a343e71aafb354d4fde5
- SHA1 c9e84b531933543fd36da4b36982ad7dcf0eef51
- SHA512 4ca60c786ddc0bf8dfddc2b36ce8f173ac6c0f0dd4784e2d795a7614958ed444d58fd6f7b2278458381010bad98a87a506fbc31bbda9896d50dabca424a4f959
- SSDEEP 12288:pSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEW:QvO2xJKRw2kOkx2LFRvcUQPxW
- TLSH T15C156B31E641C036D0A34576C6FA4BBFE964BD25531165CBA3D43A262FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH