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
20/08/2026, 04:23
Behavioral task
behavioral1
Sample
2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 761KB
- Sample260820-ez2s2ssvdx
- SHA256 4c93ee0d0f73414ba2e1085afdb713c058e76b8ca3628df9feef81f2056f503e
- MD5 30c8ac42926b512669bab9df87e5905d
- SHA1 2f5c77dd41ad1b1ec55f191f6f4ed30fcd2325ce
- SHA512 71968871779163f63b918fee643af468559d792bb1bf298c58e8fc9c87fe98e3a32a9ddef4b57422efd25885c964c380e7e54ac1ddd9f6f012ff5e956644533b
- SSDEEP 12288:ZSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:gvO2xJKRw2kOkxSkW298B
- TLSH T1B1F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2204-0-0x0000000000030000-0x00000000000BC000-memory.dmp UPX behavioral2/files/0x0009000000016cd6-2.dat UPX behavioral2/memory/3420-3-0x0000000000E60000-0x0000000000EEC000-memory.dmp UPX behavioral2/memory/2204-18-0x0000000000030000-0x00000000000BC000-memory.dmp UPX behavioral2/memory/3420-19-0x0000000000E60000-0x0000000000EEC000-memory.dmp UPX behavioral2/memory/3420-34-0x0000000000E60000-0x0000000000EEC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3420 299728fc - 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 4 223.5.5.5 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 34 114.114.114.114 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 35 223.5.5.5 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 299728fc File created C:\Windows\SysWOW64\299728fc 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 299728fc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 299728fc -
resource yara_rule behavioral2/memory/2204-0-0x0000000000030000-0x00000000000BC000-memory.dmp upx behavioral2/files/0x0009000000016cd6-2.dat upx behavioral2/memory/3420-3-0x0000000000E60000-0x0000000000EEC000-memory.dmp upx behavioral2/memory/2204-18-0x0000000000030000-0x00000000000BC000-memory.dmp upx behavioral2/memory/3420-19-0x0000000000E60000-0x0000000000EEC000-memory.dmp upx behavioral2/memory/3420-34-0x0000000000E60000-0x0000000000EEC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3a8d38 299728fc File opened for modification C:\Windows\25bbb8 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_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 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 299728fc - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 299728fc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 299728fc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 299728fc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 299728fc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 299728fc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 299728fc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 299728fc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 299728fc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 299728fc - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3420 299728fc 3420 299728fc 3420 299728fc 3420 299728fc 3420 299728fc 3420 299728fc 3420 299728fc 3420 299728fc 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 2204 2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3420 299728fc Token: SeTcbPrivilege 3420 299728fc
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_30c8ac42926b512669bab9df87e5905d_amadey_coinminer_elex_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:2204
-
C:\Windows\Syswow64\299728fcC:\Windows\Syswow64\299728fc1⤵
- 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:3420
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\299728fc
- Size 761KB
- SHA256 0c8edc47719e9b23db7b1fe06629a0be8e8fc29a47edf66d87ac7c8917125312
- MD5 2d85ac77e9c9e409c4d37505e0f0537d
- SHA1 54994e1bdf2489a78f9afa5caf96a3dcc5a02528
- SHA512 a3fa6295715e43c89b18d674491aaf12d26b87139b8d9630d44ce6945d9c45d2acf776fce858358ef82e6986d74ca0ee6203efc5e895282ded057fc391bb8664
- SSDEEP 12288:pSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:QvO2xJKRw2kOkxSkW298B
- TLSH T10EF49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH