Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
11/05/2026, 00:43
Behavioral task
behavioral1
Sample
2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 560KB
- Sample260511-a2zn9agy5x
- SHA256 cb20a890928d27e077bc2ee45b1eda9c4dcacbce6d70aafa0717358c206e0510
- MD5 305e357f235ea7436573c67c9c831aa5
- SHA1 3e732c3fc09a5d553fc44d91de08089ddb28a7a2
- SHA512 cc91eeffdafb24ef234889a92df69f9661a05a407fb9d236edf6972ad0d67790115da36ceafd9f58134b34f256bc0163af4556637f5471bbbf2ff78278d0afe3
- SSDEEP 12288:S3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:iVOL4/gPXKCOkx2LFR
- TLSH T151C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/892-0-0x0000000000140000-0x00000000001CC000-memory.dmp UPX behavioral2/files/0x003200000002b1cf-3.dat UPX behavioral2/memory/748-4-0x0000000000620000-0x00000000006AC000-memory.dmp UPX behavioral2/memory/892-18-0x0000000000140000-0x00000000001CC000-memory.dmp UPX behavioral2/memory/748-19-0x0000000000620000-0x00000000006AC000-memory.dmp UPX behavioral2/memory/748-24-0x0000000000620000-0x00000000006AC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 748 f32dafce - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 24 223.5.5.5 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 71 114.114.114.114 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 72 223.5.5.5 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 2 223.5.5.5 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 23 114.114.114.114 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\f32dafce 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f32dafce File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f32dafce -
resource yara_rule behavioral2/memory/892-0-0x0000000000140000-0x00000000001CC000-memory.dmp upx behavioral2/files/0x003200000002b1cf-3.dat upx behavioral2/memory/748-4-0x0000000000620000-0x00000000006AC000-memory.dmp upx behavioral2/memory/892-18-0x0000000000140000-0x00000000001CC000-memory.dmp upx behavioral2/memory/748-19-0x0000000000620000-0x00000000006AC000-memory.dmp upx behavioral2/memory/748-24-0x0000000000620000-0x00000000006AC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\cce58 f32dafce File opened for modification C:\Windows\f4578 2026-05-11_305e357f235ea7436573c67c9c831aa5_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 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f32dafce - 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" f32dafce Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f32dafce Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f32dafce Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f32dafce Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f32dafce Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f32dafce Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f32dafce Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f32dafce Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f32dafce - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 748 f32dafce 748 f32dafce 748 f32dafce 748 f32dafce 748 f32dafce 748 f32dafce 748 f32dafce 748 f32dafce 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 892 2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 748 f32dafce Token: SeTcbPrivilege 748 f32dafce
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-11_305e357f235ea7436573c67c9c831aa5_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-11_305e357f235ea7436573c67c9c831aa5_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:892
-
C:\Windows\Syswow64\f32dafceC:\Windows\Syswow64\f32dafce1⤵
- 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:748
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f32dafce
- Size 560KB
- SHA256 4033ce9b97b8a418f35f6f615838966a143645c1e25b345d081d3a54791e09c0
- MD5 1e33413e3cb844fe7f510d6ab50f1c34
- SHA1 a8d144d3c698800b54b6944ae9310a7f444ccc15
- SHA512 cf3c5b7b46c4166ce61695e4b27c082e1c6ce442d1acfe728b4e1c9954212a19c75c261615179e7e8684b99cfb6af2f7815a0cbb4f56f5972c1304acc6824111
- SSDEEP 12288:13Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:HVOL4/gPXKCOkx2LFR
- TLSH T197C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH