Analysis
- max time kernel
146s - max time network
153s - 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, 22:26
Behavioral task
behavioral1
Sample
2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 761KB
- Sample260415-2cv4baa19m
- SHA256 6087f3ff18cd27b259336900188a4089c2e51818f4b60e8c6fab2a1c94e3d7e5
- MD5 96b433b8b34fa2ea2dbdc7cecc7f3dbf
- SHA1 a366b2f55166c65b0dd6246cde3fefb36df6b907
- SHA512 4f1c2930190bb4fc8d381206a2711a5d99fa34b8eb296e33bfd974ed0a925283dffb99a2874566cd0c48b3435541969639ecb9db006aa17ac3d226733036ae7c
- SSDEEP 12288:sSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:fvO2xJKRw2kOkxSkW298B
- TLSH T1A0F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/3684-0-0x0000000000C40000-0x0000000000CCC000-memory.dmp UPX behavioral2/files/0x002b00000002b161-3.dat UPX behavioral2/memory/4372-4-0x0000000000360000-0x00000000003EC000-memory.dmp UPX behavioral2/memory/3684-18-0x0000000000C40000-0x0000000000CCC000-memory.dmp UPX behavioral2/memory/4372-23-0x0000000000360000-0x00000000003EC000-memory.dmp UPX behavioral2/memory/4372-56-0x0000000000360000-0x00000000003EC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4372 878405a - Unexpected DNS network traffic destination 6 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 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 13 114.114.114.114 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 14 223.5.5.5 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 114.114.114.114 Process not Found Destination IP 54 223.5.5.5 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_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\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 878405a File created C:\Windows\SysWOW64\878405a 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 878405a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 878405a -
resource yara_rule behavioral2/memory/3684-0-0x0000000000C40000-0x0000000000CCC000-memory.dmp upx behavioral2/files/0x002b00000002b161-3.dat upx behavioral2/memory/4372-4-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/memory/3684-18-0x0000000000C40000-0x0000000000CCC000-memory.dmp upx behavioral2/memory/4372-23-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/memory/4372-56-0x0000000000360000-0x00000000003EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4ad9a8 878405a File opened for modification C:\Windows\3f1248 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_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 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 878405a - 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" 878405a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 878405a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 878405a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 878405a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 878405a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 878405a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 878405a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 878405a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 878405a - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4372 878405a 4372 878405a 4372 878405a 4372 878405a 4372 878405a 4372 878405a 4372 878405a 4372 878405a 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 3684 2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4372 878405a Token: SeTcbPrivilege 4372 878405a
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_96b433b8b34fa2ea2dbdc7cecc7f3dbf_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:3684
-
C:\Windows\Syswow64\878405aC:\Windows\Syswow64\878405a1⤵
- 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:4372
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\878405a
- Size 761KB
- SHA256 51a0e9ec4c673ae535d6a9ca97eb0614ddaf73c80f390c4b60ecc0835ed09a2f
- MD5 730d6e23ea0b2a26ef87f214c942e9e2
- SHA1 efc18240b4d1d2cf54cc0ab1cbbdc63d3cfec162
- SHA512 914bf96ad34df382030f030078f7fbe38fca320f5abcadfb1136ca849e7c09a469cc44bcab0392b41388e3f130e268e06d666e1a18996fbf3cdcf27ec046189c
- SSDEEP 12288:iSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:pvO2xJKRw2kOkxSkW298B
- TLSH T1A3F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH