Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 20:05
Behavioral task
behavioral1
Sample
2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 766KB
- Sample260804-yt7lwsxtcx
- SHA256 9d71082505ac04161fd58d464e9a4cd90698d365a8d5c64dfaa0c59ee0ebe33a
- MD5 5c15f99b9155313d102f2f9d5628beec
- SHA1 88469c94e07ef66e60ba1d778e4ada95fd5e7d2f
- SHA512 df59fae31032a2fd41c727572917fc97d6ccce4ffa6cf49000dcf4130955991e5d1e6dee94211e839ba840344dc81dc7df11405b6d9e4a6c332bf265fcc3952b
- SSDEEP 12288:WSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:VvO2xJKRw2kOkx2LFRvcUV
- TLSH T1D6F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/1996-0-0x00000000003A0000-0x000000000042C000-memory.dmp UPX behavioral2/memory/5064-3-0x0000000000D20000-0x0000000000DAC000-memory.dmp UPX behavioral2/files/0x001100000001b303-2.dat UPX behavioral2/memory/1996-15-0x00000000003A0000-0x000000000042C000-memory.dmp UPX behavioral2/memory/5064-16-0x0000000000D20000-0x0000000000DAC000-memory.dmp UPX behavioral2/memory/5064-30-0x0000000000D20000-0x0000000000DAC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5064 d71219fd - 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 16 223.5.5.5 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 15 114.114.114.114 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d71219fd File created C:\Windows\SysWOW64\d71219fd 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C d71219fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C d71219fd -
resource yara_rule behavioral2/memory/1996-0-0x00000000003A0000-0x000000000042C000-memory.dmp upx behavioral2/memory/5064-3-0x0000000000D20000-0x0000000000DAC000-memory.dmp upx behavioral2/files/0x001100000001b303-2.dat upx behavioral2/memory/1996-15-0x00000000003A0000-0x000000000042C000-memory.dmp upx behavioral2/memory/5064-16-0x0000000000D20000-0x0000000000DAC000-memory.dmp upx behavioral2/memory/5064-30-0x0000000000D20000-0x0000000000DAC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\56b290 d71219fd File opened for modification C:\Windows\222c18 2026-08-04_5c15f99b9155313d102f2f9d5628beec_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 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d71219fd - 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:" d71219fd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d71219fd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d71219fd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d71219fd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d71219fd Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d71219fd Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d71219fd Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d71219fd Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d71219fd - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5064 d71219fd 5064 d71219fd 5064 d71219fd 5064 d71219fd 5064 d71219fd 5064 d71219fd 5064 d71219fd 5064 d71219fd 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 1996 2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5064 d71219fd Token: SeTcbPrivilege 5064 d71219fd
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_5c15f99b9155313d102f2f9d5628beec_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_5c15f99b9155313d102f2f9d5628beec_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:1996
-
C:\Windows\Syswow64\d71219fdC:\Windows\Syswow64\d71219fd1⤵
- 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:5064
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\d71219fd
- Size 766KB
- SHA256 cdcb998cd2e025cab111c755723092c6808d2f4902b4fdf71a15edb552001795
- MD5 a2662512334d32b6742017822143a085
- SHA1 ad6e596ae50a1cdc9ad3f09948298e4b73194502
- SHA512 c8b11ba1a7a1f37653afa9101c92b3affdf516a4f59b8e7048f61c1c1b7c57c5afe9580c95dce2eb2c1c0f7eedc5268926b99f834de16c8e468efb2565e00949
- SSDEEP 12288:2SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:1vO2xJKRw2kOkx2LFRvcUV
- TLSH T197F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH