Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 12:02
Behavioral task
behavioral1
Sample
2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 576KB
- Sample260804-n7fp8adr8x
- SHA256 51dfdcd3feb60c860bb50ab8fa4eb3ef5333825eb38f1b6708922ec11a301902
- MD5 4f1f0c7bc9b7fb15411da7afd24c9852
- SHA1 bc2e3c39c3f39c5f66c05075b06be9133021f707
- SHA512 a6ba26a7bdfcd653f26a32931ab74777ac74bdc9a91ce8597c0bbc1918b144bdf45746e74a9b0b292726c4c7e792266ccf8e5b86e6d585389514f66f2eb2d4de
- SSDEEP 6144:6cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:6SvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T162C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/1048-0-0x0000000000200000-0x000000000028C000-memory.dmp UPX behavioral2/files/0x000700000001b884-2.dat UPX behavioral2/memory/5748-3-0x0000000000DC0000-0x0000000000E4C000-memory.dmp UPX behavioral2/memory/1048-10-0x0000000000200000-0x000000000028C000-memory.dmp UPX behavioral2/memory/5748-11-0x0000000000DC0000-0x0000000000E4C000-memory.dmp UPX behavioral2/memory/5748-26-0x0000000000DC0000-0x0000000000E4C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5748 681e1538 - 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 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 7 223.5.5.5 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 17 114.114.114.114 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 18 223.5.5.5 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\681e1538 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 681e1538 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 681e1538 -
resource yara_rule behavioral2/memory/1048-0-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/files/0x000700000001b884-2.dat upx behavioral2/memory/5748-3-0x0000000000DC0000-0x0000000000E4C000-memory.dmp upx behavioral2/memory/1048-10-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/memory/5748-11-0x0000000000DC0000-0x0000000000E4C000-memory.dmp upx behavioral2/memory/5748-26-0x0000000000DC0000-0x0000000000E4C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\626868 681e1538 File opened for modification C:\Windows\11f130 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_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 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 681e1538 - 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" 681e1538 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 681e1538 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 681e1538 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 681e1538 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 681e1538 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 681e1538 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 681e1538 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 681e1538 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 681e1538 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5748 681e1538 5748 681e1538 5748 681e1538 5748 681e1538 5748 681e1538 5748 681e1538 5748 681e1538 5748 681e1538 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 1048 2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5748 681e1538 Token: SeTcbPrivilege 5748 681e1538
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_4f1f0c7bc9b7fb15411da7afd24c9852_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:1048
-
C:\Windows\Syswow64\681e1538C:\Windows\Syswow64\681e15381⤵
- 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:5748
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\681e1538
- Size 576KB
- SHA256 c2b5d63bb8e1b9219bdac5335f95d925b39e633d4f173fe94cee0515b30dab09
- MD5 df1b6c10abc5fbe1928a1a67b0bfc6d2
- SHA1 b889681b8573ae403fa41db4e8f2c1ec4d2f8b65
- SHA512 a64dbfc28574d786626d8c4d8afa7fed6393b0a94f74f4eae691e12d41509f16e0c0a525fd4dc8416b5d2ee4b7e224167406b6aca1b621e4fc879470e864f50b
- SSDEEP 6144:LcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:LSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T1A4C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH