Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/08/2026, 03:49
Behavioral task
behavioral1
Sample
2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 525KB
- Sample260802-edc8kasxex
- SHA256 ae18694ce7760e4c2d3d006c7204dbe27e466d5f650c674d9a69f9a671503dc1
- MD5 ef9760e3bcfedf899f4bc663c34f2720
- SHA1 478e5061e75ef7c38a00fea47c8d14742dbc42b1
- SHA512 3be804f77d4f7a526cf89e6472930b06d2b05deed414f34446891669bf68c55f9920181ef6ff250e52a437114ffa359c3445f80d614fe6c5d252fd72305c7bec
- SSDEEP 6144:YcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:YSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T194B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/4924-0-0x00000000001E0000-0x000000000026C000-memory.dmp UPX behavioral1/files/0x000c00000002434e-2.dat UPX behavioral1/memory/940-4-0x0000000000F20000-0x0000000000FAC000-memory.dmp UPX behavioral1/memory/4924-12-0x00000000001E0000-0x000000000026C000-memory.dmp UPX behavioral1/memory/940-13-0x0000000000F20000-0x0000000000FAC000-memory.dmp UPX behavioral1/memory/940-27-0x0000000000F20000-0x0000000000FAC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 940 2d00c8e8 - 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 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 37 114.114.114.114 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 40 223.5.5.5 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 114.114.114.114 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_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 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2d00c8e8 File created C:\Windows\SysWOW64\2d00c8e8 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 2d00c8e8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 2d00c8e8 -
resource yara_rule behavioral1/memory/4924-0-0x00000000001E0000-0x000000000026C000-memory.dmp upx behavioral1/files/0x000c00000002434e-2.dat upx behavioral1/memory/940-4-0x0000000000F20000-0x0000000000FAC000-memory.dmp upx behavioral1/memory/4924-12-0x00000000001E0000-0x000000000026C000-memory.dmp upx behavioral1/memory/940-13-0x0000000000F20000-0x0000000000FAC000-memory.dmp upx behavioral1/memory/940-27-0x0000000000F20000-0x0000000000FAC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1017d8 2d00c8e8 File opened for modification C:\Windows\544cf8 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_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 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2d00c8e8 - 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\Cookies\CachePrefix = "Cookie:" 2d00c8e8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2d00c8e8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2d00c8e8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2d00c8e8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2d00c8e8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2d00c8e8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 2d00c8e8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2d00c8e8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2d00c8e8 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 2d00c8e8 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 2d00c8e8 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 940 2d00c8e8 940 2d00c8e8 940 2d00c8e8 940 2d00c8e8 940 2d00c8e8 940 2d00c8e8 940 2d00c8e8 940 2d00c8e8 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4924 2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 940 2d00c8e8 Token: SeTcbPrivilege 940 2d00c8e8
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_ef9760e3bcfedf899f4bc663c34f2720_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:4924
-
C:\Windows\Syswow64\2d00c8e8C:\Windows\Syswow64\2d00c8e81⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:940
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\2d00c8e8
- Size 525KB
- SHA256 c157f7aa37c0411c979a0e521fba1376f945a1dce4ca89fb9a784d19e27f4b9c
- MD5 4aae67f9a0de07bb54cea0cf0eaa2367
- SHA1 f585921d37a78668006ac412093043e0a906d4a6
- SHA512 4d69dc11fa8f9a6fb5ef7ae347e7a9c416c68716055ff25a93e2920b2654653c305cb6be5fae3f50528a01794f6da4b4a32b50cf09163081a662195cc459c477
- SSDEEP 6144:FcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:FSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T11DB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH