Analysis
- max time kernel
148s - 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
22/08/2026, 04:31
Behavioral task
behavioral1
Sample
2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 761KB
- Sample260822-e5qb7svxhw
- SHA256 4c78fc8c3685b9a720cd447b5c7898fc7ed3195bb65ca7f48a0d0c7c29a42491
- MD5 29e558d276cb61b5ae7f6585f57aeed1
- SHA1 3b13d770e7ae337f2e0b5256896cd2d17bfd365f
- SHA512 cac98c2c683c76ecca9627890576b631e159dc8f4964d3fb012d573ac211629a0444bd837e97a70b0a10ee04915103cb3110521b42c7486ef485c602745f9fca
- SSDEEP 12288:BSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:IvO2xJKRw2kOkxSkW298B
- TLSH T111F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5684-0-0x00000000009F0000-0x0000000000A7C000-memory.dmp UPX behavioral2/files/0x000a000000011371-2.dat UPX behavioral2/memory/5592-3-0x0000000000500000-0x000000000058C000-memory.dmp UPX behavioral2/memory/5684-16-0x00000000009F0000-0x0000000000A7C000-memory.dmp UPX behavioral2/memory/5592-17-0x0000000000500000-0x000000000058C000-memory.dmp UPX behavioral2/memory/5592-28-0x0000000000500000-0x000000000058C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5592 ff5ca40e - 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 37 223.5.5.5 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 36 114.114.114.114 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ff5ca40e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ff5ca40e File created C:\Windows\SysWOW64\ff5ca40e 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe -
resource yara_rule behavioral2/memory/5684-0-0x00000000009F0000-0x0000000000A7C000-memory.dmp upx behavioral2/files/0x000a000000011371-2.dat upx behavioral2/memory/5592-3-0x0000000000500000-0x000000000058C000-memory.dmp upx behavioral2/memory/5684-16-0x00000000009F0000-0x0000000000A7C000-memory.dmp upx behavioral2/memory/5592-17-0x0000000000500000-0x000000000058C000-memory.dmp upx behavioral2/memory/5592-28-0x0000000000500000-0x000000000058C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5fbcb0 ff5ca40e File opened for modification C:\Windows\614fe8 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_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 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ff5ca40e - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ff5ca40e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ff5ca40e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ff5ca40e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ff5ca40e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ff5ca40e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ff5ca40e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ff5ca40e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ff5ca40e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ff5ca40e - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5592 ff5ca40e 5592 ff5ca40e 5592 ff5ca40e 5592 ff5ca40e 5592 ff5ca40e 5592 ff5ca40e 5592 ff5ca40e 5592 ff5ca40e 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5684 2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5592 ff5ca40e Token: SeTcbPrivilege 5592 ff5ca40e
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-22_29e558d276cb61b5ae7f6585f57aeed1_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:5684
-
C:\Windows\Syswow64\ff5ca40eC:\Windows\Syswow64\ff5ca40e1⤵
- 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:5592
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\ff5ca40e
- Size 761KB
- SHA256 bad655b9535c149f83cbbfedd0adac3701251944297ccbc9ba6ae7cb73cf34a7
- MD5 a3a9bc11083e123d92b5aa1e5e44e193
- SHA1 455284e09ef93d19859db77c18335f22cabfda1a
- SHA512 bb0b068194aecefbd394da7c100662ab08f1ba9ad39c4443f69a2cc7f19f627a22b1912aa2eb869f53f675844068fb1bc9952673db98870f7634e3bc5d43a924
- SSDEEP 12288:ySvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:ZvO2xJKRw2kOkxSkW298B
- TLSH T108F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH