Analysis
- max time kernel
149s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
18/04/2026, 02:14
Behavioral task
behavioral1
Sample
2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 560KB
- Sample260418-cn5dpaez2t
- SHA256 23d2ad978c2552f033bb4cb7f39aa6ce93268182772376884e16e78aa89d02cb
- MD5 7a430128f49f8a00da2edbb744c48aa1
- SHA1 4c0159e3c4f4bba39f5b3482898f12d9676264c3
- SHA512 3c114abfe17c38e337c44a17b021620a37b39e7cd01b5046fb32acd11ed3887a2618f7647b00606b1ceaebaa02217261331bf50d405ea1f7e62538b52f61d7b8
- SSDEEP 12288:a3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:6VOL4/gPXKCOkx2LFR
- TLSH T1ACC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4892-0-0x0000000000A30000-0x0000000000ABC000-memory.dmp UPX behavioral2/files/0x0005000000014297-2.dat UPX behavioral2/memory/5940-4-0x0000000000090000-0x000000000011C000-memory.dmp UPX behavioral2/memory/4892-18-0x0000000000A30000-0x0000000000ABC000-memory.dmp UPX behavioral2/memory/5940-21-0x0000000000090000-0x000000000011C000-memory.dmp UPX behavioral2/memory/5940-43-0x0000000000090000-0x000000000011C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5940 6b110354 - 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 68 223.5.5.5 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 2 223.5.5.5 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 18 114.114.114.114 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 19 223.5.5.5 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 67 114.114.114.114 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_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\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6b110354 File created C:\Windows\SysWOW64\6b110354 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6b110354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6b110354 -
resource yara_rule behavioral2/memory/4892-0-0x0000000000A30000-0x0000000000ABC000-memory.dmp upx behavioral2/files/0x0005000000014297-2.dat upx behavioral2/memory/5940-4-0x0000000000090000-0x000000000011C000-memory.dmp upx behavioral2/memory/4892-18-0x0000000000A30000-0x0000000000ABC000-memory.dmp upx behavioral2/memory/5940-21-0x0000000000090000-0x000000000011C000-memory.dmp upx behavioral2/memory/5940-43-0x0000000000090000-0x000000000011C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\65b1e8 6b110354 File opened for modification C:\Windows\53c0b8 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_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 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6b110354 - 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 6b110354 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6b110354 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6b110354 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6b110354 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6b110354 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6b110354 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6b110354 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6b110354 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6b110354 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5940 6b110354 5940 6b110354 5940 6b110354 5940 6b110354 5940 6b110354 5940 6b110354 5940 6b110354 5940 6b110354 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4892 2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 5940 6b110354 Token: SeTcbPrivilege 5940 6b110354
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-18_7a430128f49f8a00da2edbb744c48aa1_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-18_7a430128f49f8a00da2edbb744c48aa1_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:4892
-
C:\Windows\Syswow64\6b110354C:\Windows\Syswow64\6b1103541⤵
- 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:5940
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\6b110354
- Size 560KB
- SHA256 c257ddb0a583a37976ce88da6f4dab2f57fa88c63ddcd8dbb2ba94a3f7615563
- MD5 90136eb4ca64681faa916e4bb683d211
- SHA1 a166e5e8d7cc0f4b8e7e6a1c9a1b2954c455a9e5
- SHA512 53e9ec51b26e209c494d7f607bb91a07d1a1d930286759ded12880ea7bf0e3c9a333ae072685e5fe8f2cd05fa25ae8b5ed58adc9df57fbf6e2b85246bdb53349
- SSDEEP 12288:w3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:UVOL4/gPXKCOkx2LFR
- TLSH T1A9C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH