Analysis
- max time kernel
149s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
15/04/2026, 15:34
Behavioral task
behavioral1
Sample
2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 638KB
- Sample260415-szxe8aet8w
- SHA256 99c3c42cd3d36a3274dd6973d1afabb0cd78a0d509efbc6c5f2df690123bf9ba
- MD5 72109e0a8807ee7ca646fb4f997471f7
- SHA1 0147f25279b4d9dbf9ec3081efea50c722f66f70
- SHA512 51aaf794a25ae42b3e5f583e4177b63bdeed7f11531e4375ff795ea1d5e05a1fbd0fef0abdb90be1efd2dd23e89318ee5c6eb6c11ba5178938adcd7c0e1f9e62
- SSDEEP 6144:3cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:3SvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T157D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Custom signatureUPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/5376-0-0x00000000007D0000-0x000000000085C000-memory.dmp UPX behavioral1/files/0x000a000000021653-2.dat UPX behavioral1/memory/4524-5-0x00000000009E0000-0x0000000000A6C000-memory.dmp UPX behavioral1/memory/5376-16-0x00000000007D0000-0x000000000085C000-memory.dmp UPX behavioral1/memory/4524-17-0x00000000009E0000-0x0000000000A6C000-memory.dmp UPX behavioral1/memory/4524-28-0x00000000009E0000-0x0000000000A6C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4524 f3c55afe - Unexpected DNS network traffic destination 8 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 165 223.5.5.5 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 114.114.114.114 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 6 223.5.5.5 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 40 114.114.114.114 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 41 223.5.5.5 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 95 114.114.114.114 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 96 223.5.5.5 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 164 114.114.114.114 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f3c55afe File created C:\Windows\SysWOW64\f3c55afe 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f3c55afe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f3c55afe -
resource yara_rule behavioral1/memory/5376-0-0x00000000007D0000-0x000000000085C000-memory.dmp upx behavioral1/files/0x000a000000021653-2.dat upx behavioral1/memory/4524-5-0x00000000009E0000-0x0000000000A6C000-memory.dmp upx behavioral1/memory/5376-16-0x00000000007D0000-0x000000000085C000-memory.dmp upx behavioral1/memory/4524-17-0x00000000009E0000-0x0000000000A6C000-memory.dmp upx behavioral1/memory/4524-28-0x00000000009E0000-0x0000000000A6C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4d73d8 f3c55afe File opened for modification C:\Windows\5c0a00 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_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_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f3c55afe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f3c55afe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f3c55afe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f3c55afe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f3c55afe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f3c55afe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f3c55afe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f3c55afe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f3c55afe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f3c55afe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4524 f3c55afe 4524 f3c55afe 4524 f3c55afe 4524 f3c55afe 4524 f3c55afe 4524 f3c55afe 4524 f3c55afe 4524 f3c55afe 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5376 2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4524 f3c55afe Token: SeTcbPrivilege 4524 f3c55afe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-15_72109e0a8807ee7ca646fb4f997471f7_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_72109e0a8807ee7ca646fb4f997471f7_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:5376
-
C:\Windows\Syswow64\f3c55afeC:\Windows\Syswow64\f3c55afe1⤵
- 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:4524
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f3c55afe
- Size 638KB
- SHA256 99d378fa06480460c29c5eb133f33af48808bdb6fabe47a9bec5b13120cedcb0
- MD5 945c59e65914d26353e699ca48b8c42a
- SHA1 73747759258fc0fd3109d389ef6fb9031e8e6d6e
- SHA512 aa125b3a41e7c52df094d5768f711cb330697cfab483a73d63e317765ffe5ac8600089be73cf10f21629857f3163fba724d511ec5d128b047978205c124cdff5
- SSDEEP 6144:ScTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:SSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T16CD46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH