Analysis
- max time kernel
148s - 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
14/08/2026, 22:54
Behavioral task
behavioral1
Sample
2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 761KB
- Sample260814-2v1rhstbnd
- SHA256 453ddcec1e6ac4924231522ab72585af2852738b64a1674628cab73f01af0330
- MD5 dadad2990676ba2ecff07bdecff5ca05
- SHA1 3f7078dd60615b5e52c31377652c28b9c7b79d30
- SHA512 3d9d23534b41934cca29ae905bfd0385d403d327cda93d0f86a233c9aad321c65358d9f89753bb263a85886dc8fffb01afdaa43d02c7d984eaa0d221f6146525
- SSDEEP 12288:vSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:avO2xJKRw2kOkxSkW298B
- TLSH T1F1F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/1308-0-0x00000000005D0000-0x000000000065C000-memory.dmp UPX behavioral2/files/0x000c000000019cc9-2.dat UPX behavioral2/memory/5960-3-0x0000000000750000-0x00000000007DC000-memory.dmp UPX behavioral2/memory/1308-10-0x00000000005D0000-0x000000000065C000-memory.dmp UPX behavioral2/memory/5960-11-0x0000000000750000-0x00000000007DC000-memory.dmp UPX behavioral2/memory/5960-35-0x0000000000750000-0x00000000007DC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5960 b4b71ebb - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 3 223.5.5.5 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 14 114.114.114.114 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 15 223.5.5.5 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 60 114.114.114.114 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 61 223.5.5.5 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 b4b71ebb File created C:\Windows\SysWOW64\b4b71ebb 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b4b71ebb File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b4b71ebb -
resource yara_rule behavioral2/memory/1308-0-0x00000000005D0000-0x000000000065C000-memory.dmp upx behavioral2/files/0x000c000000019cc9-2.dat upx behavioral2/memory/5960-3-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/memory/1308-10-0x00000000005D0000-0x000000000065C000-memory.dmp upx behavioral2/memory/5960-11-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/memory/5960-35-0x0000000000750000-0x00000000007DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\660990 b4b71ebb File opened for modification C:\Windows\1664b8 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_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 b4b71ebb Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe - 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" b4b71ebb Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b4b71ebb Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b4b71ebb Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b4b71ebb Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b4b71ebb Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b4b71ebb Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b4b71ebb Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b4b71ebb Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b4b71ebb - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5960 b4b71ebb 5960 b4b71ebb 5960 b4b71ebb 5960 b4b71ebb 5960 b4b71ebb 5960 b4b71ebb 5960 b4b71ebb 5960 b4b71ebb 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 1308 2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5960 b4b71ebb Token: SeTcbPrivilege 5960 b4b71ebb
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-14_dadad2990676ba2ecff07bdecff5ca05_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-14_dadad2990676ba2ecff07bdecff5ca05_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:1308
-
C:\Windows\Syswow64\b4b71ebbC:\Windows\Syswow64\b4b71ebb1⤵
- 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:5960
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b4b71ebb
- Size 761KB
- SHA256 22a15c760630ba7eff4756b13970bd6421e6d9b5304851e2fd59532d0f87d5c7
- MD5 548c184fcc2e0b51ae2c1970d96a9fdf
- SHA1 21c94ca42f2a1852d029c65b169a70e9cdba9b5a
- SHA512 28f82989b5a65929c5d51ef6783ec14b42a3af3505ebc3844777011dd852961959f87cb2f4258c2ce6b74bea044d66c14cb6a69d98cb9fbc89e98aad1f4e70a2
- SSDEEP 12288:dSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:8vO2xJKRw2kOkxSkW298B
- TLSH T1F9F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH