Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/07/2026, 12:20
Behavioral task
behavioral1
Sample
2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 761KB
- Sample260730-ph79lshd29
- SHA256 ec1c7bef4ff7daf557aa3acd5a3f96759db74c2b545beac288bf14b8b1b0e167
- MD5 f1095bc075adae13cc96c5f8de6fcd52
- SHA1 74e64ba8b7a812dec511d1e42e06015bc34dd80e
- SHA512 f6559a4db90cdb4a66df177c91008158d14a4a5dd75ad226aa49b36f181cff1bdc04ee83591340055efb5d368235e8eeacbbc81211cc776625286be0d49fbeb8
- SSDEEP 12288:bSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:uvO2xJKRw2kOkxSkW298B
- TLSH T1D7F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/4908-0-0x0000000000320000-0x00000000003AC000-memory.dmp UPX behavioral1/files/0x000b0000000243a2-2.dat UPX behavioral1/memory/3012-4-0x0000000000520000-0x00000000005AC000-memory.dmp UPX behavioral1/memory/4908-18-0x0000000000320000-0x00000000003AC000-memory.dmp UPX behavioral1/memory/3012-19-0x0000000000520000-0x00000000005AC000-memory.dmp UPX behavioral1/memory/3012-30-0x0000000000520000-0x00000000005AC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3012 fcf888a - 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 59 114.114.114.114 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 60 223.5.5.5 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 114.114.114.114 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_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\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fcf888a File created C:\Windows\SysWOW64\fcf888a 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fcf888a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fcf888a -
resource yara_rule behavioral1/memory/4908-0-0x0000000000320000-0x00000000003AC000-memory.dmp upx behavioral1/files/0x000b0000000243a2-2.dat upx behavioral1/memory/3012-4-0x0000000000520000-0x00000000005AC000-memory.dmp upx behavioral1/memory/4908-18-0x0000000000320000-0x00000000003AC000-memory.dmp upx behavioral1/memory/3012-19-0x0000000000520000-0x00000000005AC000-memory.dmp upx behavioral1/memory/3012-30-0x0000000000520000-0x00000000005AC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\339108 fcf888a File opened for modification C:\Windows\5406d8 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_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 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fcf888a - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fcf888a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" fcf888a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fcf888a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" fcf888a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" fcf888a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fcf888a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" fcf888a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fcf888a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix fcf888a - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3012 fcf888a 3012 fcf888a 3012 fcf888a 3012 fcf888a 3012 fcf888a 3012 fcf888a 3012 fcf888a 3012 fcf888a 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4908 2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3012 fcf888a Token: SeTcbPrivilege 3012 fcf888a
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-30_f1095bc075adae13cc96c5f8de6fcd52_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:4908
-
C:\Windows\Syswow64\fcf888aC:\Windows\Syswow64\fcf888a1⤵
- 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:3012
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fcf888a
- Size 761KB
- SHA256 84ee03729c211d681d578203f29045891df76d92469a881e492794bd89046223
- MD5 cd4b98d9e287857dfea7db577654a7a5
- SHA1 50edf1c0af85a775ad34bd1898ead144341d8b88
- SHA512 8dc111eb06ee1bbe9a444117eafbef748559fb0c92488294bd79d202eaeeb6a0feb54ed2b5ebf6da3832e5d5bd8b7bec6c9b71664b19a7c2b98b38f15d3b408f
- SSDEEP 12288:CSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:JvO2xJKRw2kOkxSkW298B
- TLSH T15EF49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH