Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/08/2026, 03:24
Behavioral task
behavioral1
Sample
2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
- Size 873KB
- Sample260812-dycbbshp2x
- SHA256 846927e4e4633dfab93d3bc0c0471f19331c2091a0ed077fb504752eb03c86f2
- MD5 e3876c0847054ecb9ee81376a58554d9
- SHA1 8fbce41eed140c5654a825ace16ce133fccd92a3
- SHA512 6bf360cb39a5bdae3b003fef8405ce7434a5601b77909a178a1f7f6188f2ea03c9b837d656f43b9600129ce8f95b65d68b8ba48283df460031f025822b14890a
- SSDEEP 12288:/SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEW:KvO2xJKRw2kOkx2LFRvcUQPxW
- TLSH T1B0156B31E641C036D0A34576C6FA4BBFE964BD25531165CBA3D43A262FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2196-0-0x0000000000940000-0x00000000009CC000-memory.dmp UPX behavioral2/files/0x000c000000016cdc-2.dat UPX behavioral2/memory/1160-3-0x0000000000EF0000-0x0000000000F7C000-memory.dmp UPX behavioral2/memory/2196-13-0x0000000000940000-0x00000000009CC000-memory.dmp UPX behavioral2/memory/1160-14-0x0000000000EF0000-0x0000000000F7C000-memory.dmp UPX behavioral2/memory/1160-28-0x0000000000EF0000-0x0000000000F7C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1160 d56388b4 - 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 4 223.5.5.5 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 17 114.114.114.114 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 20 223.5.5.5 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Destination IP 1 114.114.114.114 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\d56388b4 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d56388b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C d56388b4 -
resource yara_rule behavioral2/memory/2196-0-0x0000000000940000-0x00000000009CC000-memory.dmp upx behavioral2/files/0x000c000000016cdc-2.dat upx behavioral2/memory/1160-3-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral2/memory/2196-13-0x0000000000940000-0x00000000009CC000-memory.dmp upx behavioral2/memory/1160-14-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral2/memory/1160-28-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\13dc10 d56388b4 File opened for modification C:\Windows\2598a8 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_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 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d56388b4 - 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\Cookies\CachePrefix = "Cookie:" d56388b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d56388b4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d56388b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d56388b4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d56388b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d56388b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d56388b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d56388b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d56388b4 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1160 d56388b4 1160 d56388b4 1160 d56388b4 1160 d56388b4 1160 d56388b4 1160 d56388b4 1160 d56388b4 1160 d56388b4 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeTcbPrivilege 2196 2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe Token: SeDebugPrivilege 1160 d56388b4 Token: SeTcbPrivilege 1160 d56388b4
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_e3876c0847054ecb9ee81376a58554d9_amadey_coinminer_elex_remcos_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:2196
-
C:\Windows\Syswow64\d56388b4C:\Windows\Syswow64\d56388b41⤵
- 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:1160
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d56388b4
- Size 873KB
- SHA256 f6d92508eb618684c94beb3981bdfa0e186a0e372fd8ccd1f63a8f371cd32edc
- MD5 afb5ca589fd28c9e128e992e9f51bed7
- SHA1 3eea7591ea695697620495ea1143606060f349ba
- SHA512 1f0a3b4998aa4e00b9b1156452324ce6979a2389913e4f0be79692a779783a3615bc9bb93a5ee92d95caba7cad10d9271babaf9153a83e8ff748bd61408a2999
- SSDEEP 12288:9SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEW:cvO2xJKRw2kOkx2LFRvcUQPxW
- TLSH T1C1156B31E641C036D0A34576C6FA4BBFE964BD25531165CBA3D43A262FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH