Analysis
- max time kernel
149s - max time network
148s - 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, 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 behavioral2/memory/3724-0-0x0000000000070000-0x00000000000FC000-memory.dmp UPX behavioral2/files/0x001e00000002b377-2.dat UPX behavioral2/memory/3604-4-0x0000000000630000-0x00000000006BC000-memory.dmp UPX behavioral2/memory/3724-12-0x0000000000070000-0x00000000000FC000-memory.dmp UPX behavioral2/memory/3604-13-0x0000000000630000-0x00000000006BC000-memory.dmp UPX behavioral2/memory/3604-29-0x0000000000630000-0x00000000006BC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3604 bfb0bb40 - 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 1 114.114.114.114 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 11 114.114.114.114 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 12 223.5.5.5 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 17 IoCs
description ioc Process File created C:\Windows\SysWOW64\bfb0bb40 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 bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bfb0bb40 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bfb0bb40 -
resource yara_rule behavioral2/memory/3724-0-0x0000000000070000-0x00000000000FC000-memory.dmp upx behavioral2/files/0x001e00000002b377-2.dat upx behavioral2/memory/3604-4-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/memory/3724-12-0x0000000000070000-0x00000000000FC000-memory.dmp upx behavioral2/memory/3604-13-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/memory/3604-29-0x0000000000630000-0x00000000006BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3db3a8 bfb0bb40 File opened for modification C:\Windows\3fc198 2026-05-22_51b8b0eceaccb66e08ebda3417202127_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 bfb0bb40 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" bfb0bb40 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" bfb0bb40 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" bfb0bb40 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing bfb0bb40 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" bfb0bb40 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" bfb0bb40 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix bfb0bb40 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ bfb0bb40 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" bfb0bb40 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3604 bfb0bb40 3604 bfb0bb40 3604 bfb0bb40 3604 bfb0bb40 3604 bfb0bb40 3604 bfb0bb40 3604 bfb0bb40 3604 bfb0bb40 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 3724 2026-05-22_51b8b0eceaccb66e08ebda3417202127_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3604 bfb0bb40 Token: SeTcbPrivilege 3604 bfb0bb40
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:3724
-
C:\Windows\Syswow64\bfb0bb40C:\Windows\Syswow64\bfb0bb401⤵
- 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:3604
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\bfb0bb40
- Size 560KB
- SHA256 8b2b59fa3980df628cf8bf420c9bdb1a51ea912f54f3b6a56de4afb155635435
- MD5 cd3ee30fc605bc89318aaa551e23a693
- SHA1 dc97dc60c2e81a599e7c5b31e249c6e3d9f29d79
- SHA512 f6f9e4527651b0eea89a67b03678052635f2e18f69f646b7d63a21a48fe650f953be55b3069956d6865946753eb4816f8fbad46b984b6c898e3f945b7150138c
- SSDEEP 6144:GWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:GkCO2zVPX7vf1LKlIsOkxHy
- TLSH T1A0C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH