Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 10:22
Behavioral task
behavioral1
Sample
2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 766KB
- Sample260804-meb1wsxfpb
- SHA256 079177ed4d71fa0b6df2f35b293c10da141b57d4f2f8caf666a0037cb19b13ee
- MD5 a78caf2d306fda8064b11c73df5b24aa
- SHA1 6ccbe756a198eb4eebf6d18c9712c073519f3254
- SHA512 4f48055ae76adb7f994209c60a4b1cc84745a6c60918c676d8e115cc626695741cf0f198a99bdec6523aa6c14bd89e65ace1864fbe9a61d8dc59b3da19fcaa3b
- SSDEEP 12288:cSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:vvO2xJKRw2kOkx2LFRvcUV
- TLSH T192F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2844-0-0x0000000000E70000-0x0000000000EFC000-memory.dmp UPX behavioral2/files/0x0009000000011380-2.dat UPX behavioral2/memory/5116-3-0x0000000000330000-0x00000000003BC000-memory.dmp UPX behavioral2/memory/2844-12-0x0000000000E70000-0x0000000000EFC000-memory.dmp UPX behavioral2/memory/5116-13-0x0000000000330000-0x00000000003BC000-memory.dmp UPX behavioral2/memory/5116-33-0x0000000000330000-0x00000000003BC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5116 3aa1930 - 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 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 14 114.114.114.114 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 15 223.5.5.5 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 19 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3aa1930 File created C:\Windows\SysWOW64\3aa1930 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3aa1930 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 3aa1930 -
resource yara_rule behavioral2/memory/2844-0-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/files/0x0009000000011380-2.dat upx behavioral2/memory/5116-3-0x0000000000330000-0x00000000003BC000-memory.dmp upx behavioral2/memory/2844-12-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/memory/5116-13-0x0000000000330000-0x00000000003BC000-memory.dmp upx behavioral2/memory/5116-33-0x0000000000330000-0x00000000003BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\579678 3aa1930 File opened for modification C:\Windows\30b0b8 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_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 3aa1930 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe - 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\History\CachePrefix = "Visited:" 3aa1930 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 3aa1930 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3aa1930 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3aa1930 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3aa1930 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3aa1930 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3aa1930 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3aa1930 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 3aa1930 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5116 3aa1930 5116 3aa1930 5116 3aa1930 5116 3aa1930 5116 3aa1930 5116 3aa1930 5116 3aa1930 5116 3aa1930 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 2844 2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5116 3aa1930 Token: SeTcbPrivilege 5116 3aa1930
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_a78caf2d306fda8064b11c73df5b24aa_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_a78caf2d306fda8064b11c73df5b24aa_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:2844
-
C:\Windows\Syswow64\3aa1930C:\Windows\Syswow64\3aa19301⤵
- 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:5116
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3aa1930
- Size 766KB
- SHA256 03c1d09564b762a4b813cedb041bd66b6655092c7453880701554ae68598f638
- MD5 43008c3e882703d8aaf2216b8e51092e
- SHA1 a2ef90016479285f11a3837aff1e2a2fe70d8101
- SHA512 e8134419f41f4e58e518b9bd50b01dc589fd15259bdb6a3cf2e1f0e8aadfc5cdeaa34c6b3d422f8d39aad2ba0da6865365a6722fe8479dbf73c08c71af935b21
- SSDEEP 12288:tSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:svO2xJKRw2kOkx2LFRvcUV
- TLSH T14AF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH