Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/05/2026, 02:25
Behavioral task
behavioral1
Sample
2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 560KB
- Sample260505-cwpcfaaz7l
- SHA256 187e919f2b5ded3c1ed5420f149e86cd290aff8f86377453b756fe7c36c93d31
- MD5 7cbfd02d060f752ddae86cf67ad1c068
- SHA1 46fedf8de5fdbafeb7bab2c6aa5c4216f391380e
- SHA512 5b295a6e46f2eae47eee536b09e8b5a9e28a0e432b2ed4d79dc84688ba7989e3d7f88befb9bae54767d62cc143f23590ca7a6d8cc064529444d64d66d8422419
- SSDEEP 12288:R3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:DVOL4/gPXKCOkx2LFR
- TLSH T109C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/1656-0-0x0000000000680000-0x000000000070C000-memory.dmp UPX behavioral1/files/0x000a00000002437f-2.dat UPX behavioral1/memory/4664-4-0x0000000000EC0000-0x0000000000F4C000-memory.dmp UPX behavioral1/memory/1656-16-0x0000000000680000-0x000000000070C000-memory.dmp UPX behavioral1/memory/4664-18-0x0000000000EC0000-0x0000000000F4C000-memory.dmp UPX behavioral1/memory/4664-38-0x0000000000EC0000-0x0000000000F4C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4664 f2f99e63 - 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 3 114.114.114.114 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 37 114.114.114.114 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 40 223.5.5.5 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f2f99e63 File created C:\Windows\SysWOW64\f2f99e63 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f2f99e63 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f2f99e63 -
resource yara_rule behavioral1/memory/1656-0-0x0000000000680000-0x000000000070C000-memory.dmp upx behavioral1/files/0x000a00000002437f-2.dat upx behavioral1/memory/4664-4-0x0000000000EC0000-0x0000000000F4C000-memory.dmp upx behavioral1/memory/1656-16-0x0000000000680000-0x000000000070C000-memory.dmp upx behavioral1/memory/4664-18-0x0000000000EC0000-0x0000000000F4C000-memory.dmp upx behavioral1/memory/4664-38-0x0000000000EC0000-0x0000000000F4C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4fd970 f2f99e63 File opened for modification C:\Windows\1c59f0 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_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 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f2f99e63 - 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 f2f99e63 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f2f99e63 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f2f99e63 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f2f99e63 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f2f99e63 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f2f99e63 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f2f99e63 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f2f99e63 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f2f99e63 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4664 f2f99e63 4664 f2f99e63 4664 f2f99e63 4664 f2f99e63 4664 f2f99e63 4664 f2f99e63 4664 f2f99e63 4664 f2f99e63 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 1656 2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4664 f2f99e63 Token: SeTcbPrivilege 4664 f2f99e63
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-05_7cbfd02d060f752ddae86cf67ad1c068_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:1656
-
C:\Windows\Syswow64\f2f99e63C:\Windows\Syswow64\f2f99e631⤵
- 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:4664
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f2f99e63
- Size 560KB
- SHA256 cad430fb29ae65290b5f5c19a8887145aa178ec1fb965258dd5613bb7beee8f9
- MD5 a857c30c3d3887516e8053a2956c7e9f
- SHA1 1ec9977c498c682d837664f4c0f73fc92fecfbe0
- SHA512 e34c0243b5d561eb710913100360e5a1c0fc226253983dd67af329bc72ae204a57867ef3d2015990b4992510f418157b721778bfb115f4e478f54dff2087169f
- SSDEEP 12288:q3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:KVOL4/gPXKCOkx2LFR
- TLSH T1D2C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH