Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
15/04/2026, 13:10
Behavioral task
behavioral1
Sample
2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 638KB
- Sample260415-qectzaez5m
- SHA256 ccee175dd71b3408dac02f9cbd64f449e96e7ade35712f8d791fc5236ed8b4e7
- MD5 18fcd0655aaf3f804d350b7af4cf4859
- SHA1 11a7ab71121d2969d0b3083d616ac1b86b8989f4
- SHA512 17b8c80fe66304c1225083e99fddc3e1c5c206e2853fa615adfc386664703cc2e67db0a68d3d641f758d44f9856fbc736094838668187a87246130e82c0b6b4e
- SSDEEP 6144:PcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:PSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T113D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2992-0-0x0000000000E70000-0x0000000000EFC000-memory.dmp UPX behavioral2/files/0x001d00000002b0f5-2.dat UPX behavioral2/memory/2540-3-0x0000000000A60000-0x0000000000AEC000-memory.dmp UPX behavioral2/memory/2992-22-0x0000000000E70000-0x0000000000EFC000-memory.dmp UPX behavioral2/memory/2540-23-0x0000000000A60000-0x0000000000AEC000-memory.dmp UPX behavioral2/memory/2540-39-0x0000000000A60000-0x0000000000AEC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2540 849c3c24 - 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 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 17 114.114.114.114 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 18 223.5.5.5 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 849c3c24 File created C:\Windows\SysWOW64\849c3c24 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 849c3c24 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 849c3c24 -
resource yara_rule behavioral2/memory/2992-0-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/files/0x001d00000002b0f5-2.dat upx behavioral2/memory/2540-3-0x0000000000A60000-0x0000000000AEC000-memory.dmp upx behavioral2/memory/2992-22-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/memory/2540-23-0x0000000000A60000-0x0000000000AEC000-memory.dmp upx behavioral2/memory/2540-39-0x0000000000A60000-0x0000000000AEC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\333960 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\2b7c58 849c3c24 - 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 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 849c3c24 - 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 849c3c24 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 849c3c24 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 849c3c24 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 849c3c24 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 849c3c24 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 849c3c24 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 849c3c24 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 849c3c24 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 849c3c24 - Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2540 849c3c24 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 2992 2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 2540 849c3c24 Token: SeTcbPrivilege 2540 849c3c24
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_18fcd0655aaf3f804d350b7af4cf4859_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:2992
-
C:\Windows\Syswow64\849c3c24C:\Windows\Syswow64\849c3c241⤵
- 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:2540
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\2b7c58
- Size 916B
- SHA256 01ef7bb8ca4befee77e3d280bf39658b0e99ea8f0a05bdff29f2e5d527ccf2c4
- MD5 f991f698cee80b9b671a9cf7df687d0d
- SHA1 f1957b57742d948579b1f09f7759919973d9f06d
- SHA512 2b69cc54e714e08be0db276ca49e7e9786251cd195a06ef6dadb58c2d5aaaa3a0cdcebd9fe50ffdd4f0a2389372180f2ff8ae104ea971ec6a3f5d77c1004ead6
- TLSH T1C1117A7660C126F24DDDE78B8605ECC6F270810EC17570A9176223C22FF3868565283E
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\849c3c24
- Size 638KB
- SHA256 7b686c71cf0e27d2aa9b43768f3acd1d77d920264d5d1e0392d705c9f68787d9
- MD5 7d70c50422d9efb3c78d831f9db5fc52
- SHA1 02ab9e0a28bb8a445a8951d8d6ebb9167416ee49
- SHA512 dbb030ba082ebb891d933569ce0077dd8878dc56fe017c6003e4cc5c4f8000b01617a72fd50c26df6a1acf347129012b0334f394c263286cf1a80d0de8094c9d
- SSDEEP 6144:KcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:KSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T1A8D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH