Analysis
- max time kernel
150s - 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
23/08/2026, 06:14
Behavioral task
behavioral1
Sample
2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 560KB
- Sample260823-gzmp8sysfs
- SHA256 19e3e6a6eed5654f3d240a5150763f6390e4a9c8edb89240ba2ef36f0327cae5
- MD5 7a009b98589357dfcdd0d2968a460bbd
- SHA1 5dd17feb23b4d038179099a83c717419b4feb9a1
- SHA512 cdd3520f0480fa013bdedaa7fa19a17de8b168828bcca751fe5a92ac07cb207556c39716d34f602e5b42338f990a24dd5120327a76cbae3c84083c61e7b82e92
- SSDEEP 12288:N3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:vVOL4/gPXKCOkx2LFR
- TLSH T15CC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/1080-0-0x0000000000930000-0x00000000009BC000-memory.dmp UPX behavioral2/files/0x000a000000019cb8-4.dat UPX behavioral2/memory/700-3-0x0000000000700000-0x000000000078C000-memory.dmp UPX behavioral2/memory/1080-13-0x0000000000930000-0x00000000009BC000-memory.dmp UPX behavioral2/memory/700-14-0x0000000000700000-0x000000000078C000-memory.dmp UPX behavioral2/memory/700-34-0x0000000000700000-0x000000000078C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 700 255c68a8 - 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 20 223.5.5.5 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 3 223.5.5.5 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 18 114.114.114.114 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 255c68a8 File created C:\Windows\SysWOW64\255c68a8 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 255c68a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 255c68a8 -
resource yara_rule behavioral2/memory/1080-0-0x0000000000930000-0x00000000009BC000-memory.dmp upx behavioral2/files/0x000a000000019cb8-4.dat upx behavioral2/memory/700-3-0x0000000000700000-0x000000000078C000-memory.dmp upx behavioral2/memory/1080-13-0x0000000000930000-0x00000000009BC000-memory.dmp upx behavioral2/memory/700-14-0x0000000000700000-0x000000000078C000-memory.dmp upx behavioral2/memory/700-34-0x0000000000700000-0x000000000078C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\bfbf8 255c68a8 File opened for modification C:\Windows\127d70 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.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 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 255c68a8 - 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\Content\CachePrefix 255c68a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 255c68a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 255c68a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 255c68a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 255c68a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 255c68a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 255c68a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 255c68a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 255c68a8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 700 255c68a8 700 255c68a8 700 255c68a8 700 255c68a8 700 255c68a8 700 255c68a8 700 255c68a8 700 255c68a8 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 1080 2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 700 255c68a8 Token: SeTcbPrivilege 700 255c68a8
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-22_7a009b98589357dfcdd0d2968a460bbd_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.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:1080
-
C:\Windows\Syswow64\255c68a8C:\Windows\Syswow64\255c68a81⤵
- 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:700
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\255c68a8
- Size 560KB
- SHA256 18103b622faacb5c066cc3f42d5416333e64235626f0a6e2cbc0a6ecbdeb1d0f
- MD5 0e8e5272b7778d239e53ba37aa139c2e
- SHA1 0a2e703183b92d37da0081283dda68ca600ca444
- SHA512 5b498e398a7f04301e35308c93165782a10f099cf8747a5485ef5aa21fb885570d83fa3dacdbbb2e0c7603261197a61478cc8e1818d531555c330f70e4f76f40
- SSDEEP 12288:L3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:5VOL4/gPXKCOkx2LFR
- TLSH T123C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH