Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
22/05/2026, 23:48
Behavioral task
behavioral1
Sample
2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260522-3tnagaa16w
- SHA256 7c94b4f5348b29561399a36763cba1619445374106def4121d8f513291dbe5a6
- MD5 9e26bd2968c07787f82c371561a191ed
- SHA1 73393b57b008ea41cd099b2590f0ed1d368dfdd3
- SHA512 e7ba5b8ce05e0292b06790bca68bba27e3943ac6602079967985451c55f6d911393718375531b842d3440c9e5969b23ab49563acbdfb4ca29f524d5858333c98
- SSDEEP 6144:aWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:akCO2zVPX7vf1LKlIsOkxHy
- TLSH T1C9C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/732-0-0x0000000000630000-0x00000000006BC000-memory.dmp UPX behavioral2/files/0x000b000000025cad-3.dat UPX behavioral2/memory/4392-4-0x0000000000180000-0x000000000020C000-memory.dmp UPX behavioral2/memory/732-10-0x0000000000630000-0x00000000006BC000-memory.dmp UPX behavioral2/memory/4392-11-0x0000000000180000-0x000000000020C000-memory.dmp UPX behavioral2/memory/4392-22-0x0000000000180000-0x000000000020C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4392 57490cc1 - 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 8 114.114.114.114 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 9 223.5.5.5 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_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 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 57490cc1 File created C:\Windows\SysWOW64\57490cc1 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 57490cc1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 57490cc1 -
resource yara_rule behavioral2/memory/732-0-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/files/0x000b000000025cad-3.dat upx behavioral2/memory/4392-4-0x0000000000180000-0x000000000020C000-memory.dmp upx behavioral2/memory/732-10-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/memory/4392-11-0x0000000000180000-0x000000000020C000-memory.dmp upx behavioral2/memory/4392-22-0x0000000000180000-0x000000000020C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4b3150 57490cc1 File opened for modification C:\Windows\c8838 2026-05-22_9e26bd2968c07787f82c371561a191ed_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 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 57490cc1 - 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:" 57490cc1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 57490cc1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 57490cc1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 57490cc1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 57490cc1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 57490cc1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 57490cc1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 57490cc1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 57490cc1 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4392 57490cc1 4392 57490cc1 4392 57490cc1 4392 57490cc1 4392 57490cc1 4392 57490cc1 4392 57490cc1 4392 57490cc1 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 732 2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4392 57490cc1 Token: SeTcbPrivilege 4392 57490cc1
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-22_9e26bd2968c07787f82c371561a191ed_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-22_9e26bd2968c07787f82c371561a191ed_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:732
-
C:\Windows\Syswow64\57490cc1C:\Windows\Syswow64\57490cc11⤵
- 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:4392
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\57490cc1
- Size 560KB
- SHA256 8b99f4cc71b38289acd2642aef6647eaa330cae9988f1ed489c263d588ebb742
- MD5 99ad5f540d5cbc11322f8e7c1c3a145e
- SHA1 b2a33f26b71599a38e701cbc1df63b3e5e007775
- SHA512 47f0c42bcea0deadafed6c6d74c4bbad2d19e6781adb6be3fb6b97b054f068d7e28261143308d6d8218fa5aadd56ee8f2c0edcd0d5eab070b9fb382cc3b0e3dc
- SSDEEP 6144:DWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:DkCO2zVPX7vf1LKlIsOkxHy
- TLSH T145C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH