Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/08/2026, 10:30
Behavioral task
behavioral1
Sample
2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260801-mkbbjsxybw
- SHA256 927df55544ba6428684ec73c2f314686590fe4bc15b281572932e8841f48186e
- MD5 cd471b855513fd64d2b26a29d7271e9c
- SHA1 f6bf1f2a1611391eb620bcbcdaae4fb2bd2eab97
- SHA512 84811141c35717868e15ac59838cf1c9eafe5ea00bd57e1a875216e801d1de5c031125bb3416b8b636650faba7e0c2607c0acf3c98932279a23ff802da5c5820
- SSDEEP 6144:w6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:wO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T198C46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4900-0-0x0000000000510000-0x000000000059C000-memory.dmp UPX behavioral2/files/0x000700000001b884-2.dat UPX behavioral2/memory/2464-3-0x0000000000790000-0x000000000081C000-memory.dmp UPX behavioral2/memory/4900-10-0x0000000000510000-0x000000000059C000-memory.dmp UPX behavioral2/memory/2464-11-0x0000000000790000-0x000000000081C000-memory.dmp UPX behavioral2/memory/2464-37-0x0000000000790000-0x000000000081C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2464 c3d5a1a3 - 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 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 223.5.5.5 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 14 114.114.114.114 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 15 223.5.5.5 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_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 c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c3d5a1a3 File created C:\Windows\SysWOW64\c3d5a1a3 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c3d5a1a3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C c3d5a1a3 -
resource yara_rule behavioral2/memory/4900-0-0x0000000000510000-0x000000000059C000-memory.dmp upx behavioral2/files/0x000700000001b884-2.dat upx behavioral2/memory/2464-3-0x0000000000790000-0x000000000081C000-memory.dmp upx behavioral2/memory/4900-10-0x0000000000510000-0x000000000059C000-memory.dmp upx behavioral2/memory/2464-11-0x0000000000790000-0x000000000081C000-memory.dmp upx behavioral2/memory/2464-37-0x0000000000790000-0x000000000081C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2a2f40 c3d5a1a3 File opened for modification C:\Windows\53e3c8 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_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 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c3d5a1a3 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c3d5a1a3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c3d5a1a3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c3d5a1a3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c3d5a1a3 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c3d5a1a3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix c3d5a1a3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c3d5a1a3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c3d5a1a3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c3d5a1a3 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2464 c3d5a1a3 2464 c3d5a1a3 2464 c3d5a1a3 2464 c3d5a1a3 2464 c3d5a1a3 2464 c3d5a1a3 2464 c3d5a1a3 2464 c3d5a1a3 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4900 2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 2464 c3d5a1a3 Token: SeTcbPrivilege 2464 c3d5a1a3
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_cd471b855513fd64d2b26a29d7271e9c_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:4900
-
C:\Windows\Syswow64\c3d5a1a3C:\Windows\Syswow64\c3d5a1a31⤵
- 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:2464
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c3d5a1a3
- Size 560KB
- SHA256 07608aa005bdd54c0c33a0012befeea9e09fe7b710281dbcddeac39ce953a025
- MD5 dd77d97ea87a6cdec314b7150b3389f1
- SHA1 338be3d2d78b60a158b75605c80807bfc0336551
- SHA512 b23dbe058e130cc84901bbdb6b3596e5c24f079d4a85e67212485fcf2c08fc96df343cf610171dccb803454c055fd54d6e06ee6ca1ceed5043823569feeb5854
- SSDEEP 6144:W6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:WO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T173C46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH