Analysis
- max time kernel
148s - max time network
151s - 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, 23:16
Behavioral task
behavioral1
Sample
2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 766KB
- Sample260820-29ccgaxbpe
- SHA256 6bdb9aa44bd36c944cae0ec54dd3ae39cfb43a8cd13b8562f3146336d0cfacab
- MD5 d605854ce8249fd641748310e891827e
- SHA1 07ccd2e81144bb21e5f4db828cb93a0d1e00f699
- SHA512 5b062a97bd39a5c2e909d23c5e9e395bd3ea46a73c8ed6fdb72dfbfb07f2d412e85a38f1532ea04e22041fa39f4eec67c01cc3872796a5dae00e3ba5fe0c7e45
- SSDEEP 12288:QSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:LvO2xJKRw2kOkx2LFRvcUV
- TLSH T106F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2552-0-0x00000000000F0000-0x000000000017C000-memory.dmp UPX behavioral2/files/0x000d00000001b89b-2.dat UPX behavioral2/memory/912-3-0x0000000000060000-0x00000000000EC000-memory.dmp UPX behavioral2/memory/2552-15-0x00000000000F0000-0x000000000017C000-memory.dmp UPX behavioral2/memory/912-16-0x0000000000060000-0x00000000000EC000-memory.dmp UPX behavioral2/memory/912-33-0x0000000000060000-0x00000000000EC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 912 934d77c0 - 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 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 17 114.114.114.114 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 18 223.5.5.5 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 934d77c0 File created C:\Windows\SysWOW64\934d77c0 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 934d77c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 934d77c0 -
resource yara_rule behavioral2/memory/2552-0-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral2/files/0x000d00000001b89b-2.dat upx behavioral2/memory/912-3-0x0000000000060000-0x00000000000EC000-memory.dmp upx behavioral2/memory/2552-15-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral2/memory/912-16-0x0000000000060000-0x00000000000EC000-memory.dmp upx behavioral2/memory/912-33-0x0000000000060000-0x00000000000EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\f9d20 934d77c0 File opened for modification C:\Windows\2bb0f0 2026-08-20_d605854ce8249fd641748310e891827e_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_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 934d77c0 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 934d77c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 934d77c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 934d77c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 934d77c0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 934d77c0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 934d77c0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 934d77c0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 934d77c0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 934d77c0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 912 934d77c0 912 934d77c0 912 934d77c0 912 934d77c0 912 934d77c0 912 934d77c0 912 934d77c0 912 934d77c0 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 2552 2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 912 934d77c0 Token: SeTcbPrivilege 912 934d77c0
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_d605854ce8249fd641748310e891827e_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_d605854ce8249fd641748310e891827e_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:2552
-
C:\Windows\Syswow64\934d77c0C:\Windows\Syswow64\934d77c01⤵
- 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:912
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\934d77c0
- Size 766KB
- SHA256 0f620b6bc09ae51f7cdad4bdde1f77f34623dec301273b362b5e37e38f6d93aa
- MD5 816cfee3695b58da46538f58e3cbb9c2
- SHA1 ccc744c7464a2e5f0b79bad6a945853c72b24be8
- SHA512 8370c8e25e98b239eaab6731c2c86a7254c907c6cfe2819132c944a75412d586617f04e8ae9647b2d036b359857747c89d052eef3c578675444d9a2da56752f5
- SSDEEP 12288:CSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:JvO2xJKRw2kOkx2LFRvcUV
- TLSH T17EF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH