Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 21:40
Behavioral task
behavioral1
Sample
2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 766KB
- Sample260809-1jgzlay1ex
- SHA256 46d9df7d65763e3efaedd898455551b903662a06d60de204d7532ee3a5fd558e
- MD5 f3a69e519eac512ae66b803f17315a39
- SHA1 3752b5c3e63668802494a351e041024a3a357207
- SHA512 771ad08e5d85abbe09bb6e8b780f4a90293b37c74df382edc568f240c4be67899cc71bd0455e2ce017957a03666123fffa94335e662bbe79e51d35f6c06dbec6
- SSDEEP 12288:LSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:+vO2xJKRw2kOkx2LFRvcUV
- TLSH T116F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5536-0-0x0000000000610000-0x000000000069C000-memory.dmp UPX behavioral2/files/0x000d000000019cb1-2.dat UPX behavioral2/memory/4112-3-0x0000000000E90000-0x0000000000F1C000-memory.dmp UPX behavioral2/memory/5536-16-0x0000000000610000-0x000000000069C000-memory.dmp UPX behavioral2/memory/4112-17-0x0000000000E90000-0x0000000000F1C000-memory.dmp UPX behavioral2/memory/4112-32-0x0000000000E90000-0x0000000000F1C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4112 a90ce9d - 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 23 114.114.114.114 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 24 223.5.5.5 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 114.114.114.114 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 6 223.5.5.5 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_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\History\History.IE5 a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a90ce9d File created C:\Windows\SysWOW64\a90ce9d 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a90ce9d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a90ce9d -
resource yara_rule behavioral2/memory/5536-0-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral2/files/0x000d000000019cb1-2.dat upx behavioral2/memory/4112-3-0x0000000000E90000-0x0000000000F1C000-memory.dmp upx behavioral2/memory/5536-16-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral2/memory/4112-17-0x0000000000E90000-0x0000000000F1C000-memory.dmp upx behavioral2/memory/4112-32-0x0000000000E90000-0x0000000000F1C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\466620 a90ce9d File opened for modification C:\Windows\5ec740 2026-08-09_f3a69e519eac512ae66b803f17315a39_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 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a90ce9d - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a90ce9d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a90ce9d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a90ce9d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a90ce9d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a90ce9d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a90ce9d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a90ce9d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a90ce9d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a90ce9d - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4112 a90ce9d 4112 a90ce9d 4112 a90ce9d 4112 a90ce9d 4112 a90ce9d 4112 a90ce9d 4112 a90ce9d 4112 a90ce9d 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5536 2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4112 a90ce9d Token: SeTcbPrivilege 4112 a90ce9d
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_f3a69e519eac512ae66b803f17315a39_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_f3a69e519eac512ae66b803f17315a39_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:5536
-
C:\Windows\Syswow64\a90ce9dC:\Windows\Syswow64\a90ce9d1⤵
- 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:4112
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a90ce9d
- Size 766KB
- SHA256 e61f1149b7fbba22c06b34b1e72ce61f2f00cd6b650dc12f51acafd1b420e77f
- MD5 6f337d913f24b5b38887c292e35c5387
- SHA1 f5f869f1c7a5d998ded8c2ec0a7ca6d75f7f84b6
- SHA512 b31e1b570bf1d803cf43b4a8d4c640be6bad21c245f9620ac3b239468baced8229971399d085558abd0bb19dbc7edaf2190df8260128a0f3bc18946ad4075fd9
- SSDEEP 12288:JSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:wvO2xJKRw2kOkx2LFRvcUV
- TLSH T142F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH