Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
16/04/2026, 22:33
Behavioral task
behavioral1
Sample
2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260416-2gpgbsct2m
- SHA256 8977aeb7ae2b0cf97ec3aa620b5bc32158d1b9b4bc5fe1049cf70f3004d411bf
- MD5 fe4557f7082c8d6f2a1175aaffeb9f6d
- SHA1 93c78c08071be330c5af2324a1e095719e525470
- SHA512 c710a6c673de5fc12102ada2527dc7103c12bf2a45edfb0a12eca225bf9cc1df6fe3bfd8873f40ae96551e6d0b8a209a3379a657f7d4de60c539e3a1e136e49a
- SSDEEP 6144:ngye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:nI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1B4C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/3452-0-0x0000000000120000-0x00000000001AC000-memory.dmp UPX behavioral2/files/0x000d00000002ad99-2.dat UPX behavioral2/memory/4368-3-0x00000000005A0000-0x000000000062C000-memory.dmp UPX behavioral2/memory/3452-18-0x0000000000120000-0x00000000001AC000-memory.dmp UPX behavioral2/memory/4368-19-0x00000000005A0000-0x000000000062C000-memory.dmp UPX behavioral2/memory/4368-30-0x00000000005A0000-0x000000000062C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4368 4053a7c3 - 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 1 114.114.114.114 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 23 114.114.114.114 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 24 223.5.5.5 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 68 114.114.114.114 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 69 223.5.5.5 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_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 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4053a7c3 File created C:\Windows\SysWOW64\4053a7c3 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 4053a7c3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 4053a7c3 -
resource yara_rule behavioral2/memory/3452-0-0x0000000000120000-0x00000000001AC000-memory.dmp upx behavioral2/files/0x000d00000002ad99-2.dat upx behavioral2/memory/4368-3-0x00000000005A0000-0x000000000062C000-memory.dmp upx behavioral2/memory/3452-18-0x0000000000120000-0x00000000001AC000-memory.dmp upx behavioral2/memory/4368-19-0x00000000005A0000-0x000000000062C000-memory.dmp upx behavioral2/memory/4368-30-0x00000000005A0000-0x000000000062C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4ac820 4053a7c3 File opened for modification C:\Windows\3b1978 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_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 4053a7c3 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_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\Content\CachePrefix 4053a7c3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 4053a7c3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 4053a7c3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 4053a7c3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 4053a7c3 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 4053a7c3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 4053a7c3 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 4053a7c3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 4053a7c3 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4368 4053a7c3 4368 4053a7c3 4368 4053a7c3 4368 4053a7c3 4368 4053a7c3 4368 4053a7c3 4368 4053a7c3 4368 4053a7c3 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 3452 2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4368 4053a7c3 Token: SeTcbPrivilege 4368 4053a7c3
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-16_fe4557f7082c8d6f2a1175aaffeb9f6d_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:3452
-
C:\Windows\Syswow64\4053a7c3C:\Windows\Syswow64\4053a7c31⤵
- 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:4368
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\4053a7c3
- Size 560KB
- SHA256 59c7e8ce36e34a3badbdfe5817f103103a860061a7ac854d77b4aebdb4f4f578
- MD5 355d48f35c5fa93cefee47d6ae4bb556
- SHA1 34df90b69c0faebcc0ac1649af78f1eaf608569d
- SHA512 011e90012e1dae56b2a80c483a27a1cb246237e2b35b2bd517ac088e80776d9f384a6ffb22160abccc7721a92941eaf692710c593cd2b890b81136024ab4df78
- SSDEEP 6144:Ngye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:NI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T10CC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH