Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/08/2026, 04:31
Behavioral task
behavioral1
Sample
2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 766KB
- Sample260812-e5pexavzds
- SHA256 b33ebb75ce787693df2175c148c9debf2bada042dab6e74754a0678991487004
- MD5 7baa94fdac85643f59986f951b1bbbef
- SHA1 8bd8008c60e6ef5d75ed39de7b5c5f84e5aa4890
- SHA512 7608958c19df4da0e3f6693267b0de0968981045a9cc1d85ba8b510e2bc27b116ec392d31d4494438b67ae20b5fcc4c26b9dc7d1c0a5ac0106ffba33754cac07
- SSDEEP 12288:USvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:nvO2xJKRw2kOkx2LFRvcUV
- TLSH T12BF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4344-0-0x0000000000FC0000-0x000000000104C000-memory.dmp UPX behavioral2/files/0x000800000001b858-2.dat UPX behavioral2/memory/5476-3-0x0000000000A80000-0x0000000000B0C000-memory.dmp UPX behavioral2/memory/4344-15-0x0000000000FC0000-0x000000000104C000-memory.dmp UPX behavioral2/memory/5476-16-0x0000000000A80000-0x0000000000B0C000-memory.dmp UPX behavioral2/memory/5476-36-0x0000000000A80000-0x0000000000B0C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5476 83100a18 - 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 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 25 114.114.114.114 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 26 223.5.5.5 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_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\Local\Microsoft\Windows\History\History.IE5 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 83100a18 File created C:\Windows\SysWOW64\83100a18 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 83100a18 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 83100a18 -
resource yara_rule behavioral2/memory/4344-0-0x0000000000FC0000-0x000000000104C000-memory.dmp upx behavioral2/files/0x000800000001b858-2.dat upx behavioral2/memory/5476-3-0x0000000000A80000-0x0000000000B0C000-memory.dmp upx behavioral2/memory/4344-15-0x0000000000FC0000-0x000000000104C000-memory.dmp upx behavioral2/memory/5476-16-0x0000000000A80000-0x0000000000B0C000-memory.dmp upx behavioral2/memory/5476-36-0x0000000000A80000-0x0000000000B0C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5dc048 83100a18 File opened for modification C:\Windows\4a5ef0 2026-08-12_7baa94fdac85643f59986f951b1bbbef_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 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 83100a18 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 83100a18 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 83100a18 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 83100a18 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 83100a18 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 83100a18 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 83100a18 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 83100a18 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 83100a18 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 83100a18 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5476 83100a18 5476 83100a18 5476 83100a18 5476 83100a18 5476 83100a18 5476 83100a18 5476 83100a18 5476 83100a18 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4344 2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5476 83100a18 Token: SeTcbPrivilege 5476 83100a18
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-12_7baa94fdac85643f59986f951b1bbbef_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_7baa94fdac85643f59986f951b1bbbef_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:4344
-
C:\Windows\Syswow64\83100a18C:\Windows\Syswow64\83100a181⤵
- 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:5476
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\83100a18
- Size 766KB
- SHA256 bf1afb7cfef76fce659191bdd6d506a586526729cf2a0e1653cd12414157c4a7
- MD5 0ab1dbddae72219901cc6b8f35ec3db6
- SHA1 bcc883e2c3fb56d092c8561ce55f5bb3574ea4a8
- SHA512 4e6797ec095e59ec4aa170e47f102ee4d9f9cae022f4ead00f992b4f82bfaafa71b6ffcd891eb443ed7dcdcc57fd9bfe357a49df8e4428bf7689d2c009327399
- SSDEEP 12288:USvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:nvO2xJKRw2kOkx2LFRvcUV
- TLSH T132F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH