Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20250619-en - resource tags
arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system - submitted
10/05/2026, 00:55
Behavioral task
behavioral1
Sample
2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 560KB
- Sample260510-baargsav9k
- SHA256 db074d4457ab99f93275d08e1c7ffa16e2382c133227ac062fee5f59df141bc1
- MD5 ef654528a86c74df5a7bab6267c2b9e0
- SHA1 b22954eb7e6c33d96e22a39e2ea9c479483471c4
- SHA512 b4e18c0ac0f0158a97459a6ae476f56ccc1cabef37aa86409b9e3b53b9705d75daab3d3c110a978832c6494e3da42e0757492c7199824c0e6f5b7c71086ffc0b
- SSDEEP 12288:w3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:UVOL4/gPXKCOkx2LFR
- TLSH T171C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/112-0-0x0000000000F00000-0x0000000000F8C000-memory.dmp UPX behavioral2/files/0x001800000002ad5a-2.dat UPX behavioral2/memory/4924-4-0x0000000000160000-0x00000000001EC000-memory.dmp UPX behavioral2/memory/112-18-0x0000000000F00000-0x0000000000F8C000-memory.dmp UPX behavioral2/memory/4924-20-0x0000000000160000-0x00000000001EC000-memory.dmp UPX behavioral2/memory/4924-42-0x0000000000160000-0x00000000001EC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4924 38a7f74 - 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 37 223.5.5.5 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 40 114.114.114.114 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 41 223.5.5.5 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 3 223.5.5.5 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 36 114.114.114.114 4924 38a7f74 - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 38a7f74 File created C:\Windows\SysWOW64\38a7f74 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_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 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 38a7f74 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 38a7f74 -
resource yara_rule behavioral2/memory/112-0-0x0000000000F00000-0x0000000000F8C000-memory.dmp upx behavioral2/files/0x001800000002ad5a-2.dat upx behavioral2/memory/4924-4-0x0000000000160000-0x00000000001EC000-memory.dmp upx behavioral2/memory/112-18-0x0000000000F00000-0x0000000000F8C000-memory.dmp upx behavioral2/memory/4924-20-0x0000000000160000-0x00000000001EC000-memory.dmp upx behavioral2/memory/4924-42-0x0000000000160000-0x00000000001EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\544cf8 38a7f74 File opened for modification C:\Windows\1eae0 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_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 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 38a7f74 - 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 38a7f74 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 38a7f74 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 38a7f74 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 38a7f74 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 38a7f74 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 38a7f74 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 38a7f74 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 38a7f74 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 38a7f74 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4924 38a7f74 4924 38a7f74 4924 38a7f74 4924 38a7f74 4924 38a7f74 4924 38a7f74 4924 38a7f74 4924 38a7f74 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 112 2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4924 38a7f74 Token: SeTcbPrivilege 4924 38a7f74
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-10_ef654528a86c74df5a7bab6267c2b9e0_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:112
-
C:\Windows\Syswow64\38a7f74C:\Windows\Syswow64\38a7f741⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:4924
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\38a7f74
- Size 560KB
- SHA256 82edbe723df766ff6994ca353e8468403ca019ba0426d49abb58e5afce1c79b7
- MD5 3b68ab340d361de52526935b9ed21096
- SHA1 b24257c90819a974c93a52392f326b4b4467e82c
- SHA512 020da17af9e72bc774af955659bf9f9502aec5657bde19fbafc0e4cf4ef4d59ea91f2ec6f9f94ed612dcd48a8fc47b1853071ac053676418134779c7597e0614
- SSDEEP 12288:d3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:/VOL4/gPXKCOkx2LFR
- TLSH T113C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH