Analysis
- max time kernel
149s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
28/08/2026, 01:10
Behavioral task
behavioral1
Sample
2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 618KB
- Sample260828-bjsnnabe36
- SHA256 6f3c2940b0b803d341cb0a7bc834c1ddebc8117b5fb60eee2a85a1749938a63d
- MD5 f72db1ff0a1afc38ccdabc0438168e67
- SHA1 fb9035f2a328a02e0c792cd1774482f58900b563
- SHA512 3f90aa18af276769e08945f621bf201a1f78b5cacb0bbe499eacad59bea6c672b9a74416ac6908655d0225fae0f56ffca9a2a5417c8a000a1c0529491e992d8c
- SSDEEP 12288:PqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:PjHPOSOkx2LFscUQPxW
- TLSH T190D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 13 IoCs
resource yara_rule behavioral1/memory/5092-0-0x00000000009D0000-0x0000000000A59000-memory.dmp UPX behavioral1/files/0x000e00000002436a-2.dat UPX behavioral1/memory/3708-4-0x0000000000900000-0x0000000000989000-memory.dmp UPX behavioral1/memory/5092-10-0x00000000009D0000-0x0000000000A59000-memory.dmp UPX behavioral1/memory/3708-13-0x0000000000900000-0x0000000000989000-memory.dmp UPX behavioral1/memory/3708-21-0x0000000000900000-0x0000000000989000-memory.dmp UPX behavioral1/memory/5092-31-0x00000000009D0000-0x0000000000A59000-memory.dmp UPX behavioral1/memory/3708-32-0x0000000000900000-0x0000000000989000-memory.dmp UPX behavioral1/memory/3708-37-0x0000000000900000-0x0000000000989000-memory.dmp UPX behavioral1/memory/5092-47-0x00000000009D0000-0x0000000000A59000-memory.dmp UPX behavioral1/memory/5092-49-0x00000000009D0000-0x0000000000A59000-memory.dmp UPX behavioral1/memory/5092-52-0x00000000009D0000-0x0000000000A59000-memory.dmp UPX behavioral1/memory/5092-53-0x00000000009D0000-0x0000000000A59000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3708 5db66464 - 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 58 114.114.114.114 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 59 223.5.5.5 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 118 114.114.114.114 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 119 223.5.5.5 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 187 114.114.114.114 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 188 223.5.5.5 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 3 114.114.114.114 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 6 223.5.5.5 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5db66464 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5db66464 File created C:\Windows\SysWOW64\5db66464 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe -
resource yara_rule behavioral1/memory/5092-0-0x00000000009D0000-0x0000000000A59000-memory.dmp upx behavioral1/files/0x000e00000002436a-2.dat upx behavioral1/memory/3708-4-0x0000000000900000-0x0000000000989000-memory.dmp upx behavioral1/memory/5092-10-0x00000000009D0000-0x0000000000A59000-memory.dmp upx behavioral1/memory/3708-13-0x0000000000900000-0x0000000000989000-memory.dmp upx behavioral1/memory/3708-21-0x0000000000900000-0x0000000000989000-memory.dmp upx behavioral1/memory/5092-31-0x00000000009D0000-0x0000000000A59000-memory.dmp upx behavioral1/memory/3708-32-0x0000000000900000-0x0000000000989000-memory.dmp upx behavioral1/memory/3708-37-0x0000000000900000-0x0000000000989000-memory.dmp upx behavioral1/memory/5092-47-0x00000000009D0000-0x0000000000A59000-memory.dmp upx behavioral1/memory/5092-49-0x00000000009D0000-0x0000000000A59000-memory.dmp upx behavioral1/memory/5092-52-0x00000000009D0000-0x0000000000A59000-memory.dmp upx behavioral1/memory/5092-53-0x00000000009D0000-0x0000000000A59000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3f7b78 5db66464 File opened for modification C:\Windows\572d48 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.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 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5db66464 - 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:" 5db66464 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 5db66464 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 5db66464 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 5db66464 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 5db66464 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 5db66464 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 5db66464 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 5db66464 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 5db66464 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3708 5db66464 3708 5db66464 3708 5db66464 3708 5db66464 3708 5db66464 3708 5db66464 3708 5db66464 3708 5db66464 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 5092 2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 3708 5db66464 Token: SeTcbPrivilege 3708 5db66464
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-27_f72db1ff0a1afc38ccdabc0438168e67_amadey_coinminer_elex_remcos_smoke-loader.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:5092
-
C:\Windows\Syswow64\5db66464C:\Windows\Syswow64\5db664641⤵
- 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:3708
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\5db66464
- Size 618KB
- SHA256 40d951ec35888a737602115be3b6c3ba13b2466c20a2fd1f387527f1985cff47
- MD5 8ee418b989db67c53f9710f26a62626c
- SHA1 127ef0745f5546ec28fc21a5bf349187454a8216
- SHA512 9ea793af61693c6b91f997cfc9596bb7b818e174020d30f477f5775532e35cf1174b278d9467c27f6a6d004ba20e28bdae5c7eb8157884e8055e192e6f55415b
- SSDEEP 12288:7qXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:7jHPOSOkx2LFscUQPxW
- TLSH T1A2D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH