Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
17/05/2026, 09:46
Behavioral task
behavioral1
Sample
2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260517-lrqjdaev6v
- SHA256 7286c5a084afc27c34c3812ba74e81f60e101d9c5fe6a83c97c776694cba0ec1
- MD5 29e7f999a46481fc2149e2f1e0643197
- SHA1 60942eadc60a15d11b0eb0500da3697aa53f2c86
- SHA512 5fa91616edaddd12fe2045f3e11736d533849f0f5c4bebbc3322388e6a7087e42055e73834f3cf9d680176a355a348576198a2b90583ec00c1ab0a051d808aa9
- SSDEEP 6144:Mgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:MI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T191C48C2AB690D076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2240-0-0x0000000000130000-0x00000000001BC000-memory.dmp UPX behavioral2/files/0x000b00000002aeda-2.dat UPX behavioral2/memory/980-3-0x0000000000770000-0x00000000007FC000-memory.dmp UPX behavioral2/memory/2240-10-0x0000000000130000-0x00000000001BC000-memory.dmp UPX behavioral2/memory/980-11-0x0000000000770000-0x00000000007FC000-memory.dmp UPX behavioral2/memory/980-27-0x0000000000770000-0x00000000007FC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 980 f89912ec - 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 2 223.5.5.5 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 9 114.114.114.114 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 10 223.5.5.5 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f89912ec File created C:\Windows\SysWOW64\f89912ec 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C f89912ec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f89912ec -
resource yara_rule behavioral2/memory/2240-0-0x0000000000130000-0x00000000001BC000-memory.dmp upx behavioral2/files/0x000b00000002aeda-2.dat upx behavioral2/memory/980-3-0x0000000000770000-0x00000000007FC000-memory.dmp upx behavioral2/memory/2240-10-0x0000000000130000-0x00000000001BC000-memory.dmp upx behavioral2/memory/980-11-0x0000000000770000-0x00000000007FC000-memory.dmp upx behavioral2/memory/980-27-0x0000000000770000-0x00000000007FC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\10c728 f89912ec File opened for modification C:\Windows\265980 2026-05-17_29e7f999a46481fc2149e2f1e0643197_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 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f89912ec - 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:" f89912ec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f89912ec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f89912ec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f89912ec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f89912ec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f89912ec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f89912ec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f89912ec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f89912ec - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 980 f89912ec 980 f89912ec 980 f89912ec 980 f89912ec 980 f89912ec 980 f89912ec 980 f89912ec 980 f89912ec 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 2240 2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 980 f89912ec Token: SeTcbPrivilege 980 f89912ec
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-17_29e7f999a46481fc2149e2f1e0643197_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-17_29e7f999a46481fc2149e2f1e0643197_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:2240
-
C:\Windows\Syswow64\f89912ecC:\Windows\Syswow64\f89912ec1⤵
- 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:980
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f89912ec
- Size 560KB
- SHA256 f34a5df8025a6e07d937f46bed2ebeda19613fe1ad89bc1ee007206d82f58f9b
- MD5 03387c7b3ec59c7f2ef5c475c64ecf40
- SHA1 b103b0359121e67e757725b01f58f1c7dde54a33
- SHA512 54c14809b845d49a288967c5e862a869d7b65b4b560c25fe494d37486ce7a7ffba06d56c41870c3814db18665c2baf71c4c31efc786faac08897ce4d83607de4
- SSDEEP 6144:Mgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:MI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1C4C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH