Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/05/2026, 15:14
Behavioral task
behavioral1
Sample
2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260522-smd34sft2j
- SHA256 605da586fd5676cd02604b56e2a23bed5f813ad0c782afedbac533ea4494a891
- MD5 51b8b0eceaccb66e08ebda3417202127
- SHA1 10ef018605a1ff4344edf866773f5c182d36f505
- SHA512 da94806d86ca528ab769daa749825a5442b2efa7cb72ad178c9d1b3cb82ce7ff07239c64c7a9d18c32364e28916f00d185482bb7a98864957a64534436ce2fed
- SSDEEP 6144:eWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:ekCO2zVPX7vf1LKlIsOkxHy
- TLSH T13CC47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/4528-0-0x0000000000E60000-0x0000000000EEC000-memory.dmp UPX behavioral1/files/0x00080000000243c3-2.dat UPX behavioral1/memory/4480-4-0x0000000000F30000-0x0000000000FBC000-memory.dmp UPX behavioral1/memory/4528-10-0x0000000000E60000-0x0000000000EEC000-memory.dmp UPX behavioral1/memory/4480-11-0x0000000000F30000-0x0000000000FBC000-memory.dmp UPX behavioral1/memory/4480-18-0x0000000000F30000-0x0000000000FBC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4480 3992151f - 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 4 223.5.5.5 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 46 114.114.114.114 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 47 223.5.5.5 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 114.114.114.114 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3992151f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3992151f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3992151f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3992151f File created C:\Windows\SysWOW64\3992151f 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3992151f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3992151f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3992151f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3992151f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3992151f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 3992151f -
resource yara_rule behavioral1/memory/4528-0-0x0000000000E60000-0x0000000000EEC000-memory.dmp upx behavioral1/files/0x00080000000243c3-2.dat upx behavioral1/memory/4480-4-0x0000000000F30000-0x0000000000FBC000-memory.dmp upx behavioral1/memory/4528-10-0x0000000000E60000-0x0000000000EEC000-memory.dmp upx behavioral1/memory/4480-11-0x0000000000F30000-0x0000000000FBC000-memory.dmp upx behavioral1/memory/4480-18-0x0000000000F30000-0x0000000000FBC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4d8560 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\4cb300 3992151f - 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_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3992151f - 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\Content\CachePrefix 3992151f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3992151f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3992151f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 3992151f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3992151f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3992151f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3992151f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 3992151f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3992151f - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4480 3992151f 4480 3992151f 4480 3992151f 4480 3992151f 4480 3992151f 4480 3992151f 4480 3992151f 4480 3992151f 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4528 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4480 3992151f Token: SeTcbPrivilege 4480 3992151f
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-22_51b8b0eceaccb66e08ebda3417202127_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:4528
-
C:\Windows\Syswow64\3992151fC:\Windows\Syswow64\3992151f1⤵
- 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:4480
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3992151f
- Size 560KB
- SHA256 dd022f3b37e1d8f0c7c40f0519dcf55d49ec5553e20ae804ab8b2b07e680fed2
- MD5 0703056eb27d6fd20c4c64b6c2c0c2bb
- SHA1 a477a2ae27f7364c9da246f0b9ea4cccf8e3f5fa
- SHA512 36021db3dbe9c0895881bf27509da6fdfe03c73a0475cd1691ab34a9e849dbf7da4c0a33fbd7d1c09ae5fcd53ca7af2d156001c695e1c843e8f927ba5c11eb7e
- SSDEEP 6144:tWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:tkCO2zVPX7vf1LKlIsOkxHy
- TLSH T175C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH