Analysis
- max time kernel
150s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 18:05
Behavioral task
behavioral1
Sample
2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 560KB
- Sample260819-wn55rsswat
- SHA256 9b59ab548da8444550855f6ab4ab5a836a8b928feb72f7218b39af303a789786
- MD5 a7ee2251e2cf03c1edeacede44e79bcc
- SHA1 41824175eefe5e7da4aa1a8ccba6665b5d4ce274
- SHA512 2bd9578dbcc89c7b0d53c2f7e6bb21d093608824f459876669a90c7b7704e1b803932e4c3247903886c7612fc664f080c2839e8b15cb8bca48c9c7a0a25026ea
- SSDEEP 12288:t3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:PVOL4/gPXKCOkx2LFR
- TLSH T159C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5072-0-0x00000000005F0000-0x000000000067C000-memory.dmp UPX behavioral2/files/0x0009000000011374-2.dat UPX behavioral2/memory/4124-3-0x00000000001E0000-0x000000000026C000-memory.dmp UPX behavioral2/memory/5072-23-0x00000000005F0000-0x000000000067C000-memory.dmp UPX behavioral2/memory/4124-24-0x00000000001E0000-0x000000000026C000-memory.dmp UPX behavioral2/memory/4124-42-0x00000000001E0000-0x000000000026C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4124 f7ea856c - 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 19 114.114.114.114 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 20 223.5.5.5 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 3 114.114.114.114 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 6 223.5.5.5 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\f7ea856c 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_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 f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f7ea856c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f7ea856c -
resource yara_rule behavioral2/memory/5072-0-0x00000000005F0000-0x000000000067C000-memory.dmp upx behavioral2/files/0x0009000000011374-2.dat upx behavioral2/memory/4124-3-0x00000000001E0000-0x000000000026C000-memory.dmp upx behavioral2/memory/5072-23-0x00000000005F0000-0x000000000067C000-memory.dmp upx behavioral2/memory/4124-24-0x00000000001E0000-0x000000000026C000-memory.dmp upx behavioral2/memory/4124-42-0x00000000001E0000-0x000000000026C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\469ab8 f7ea856c File opened for modification C:\Windows\56d5a0 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_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 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f7ea856c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f7ea856c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f7ea856c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f7ea856c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f7ea856c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f7ea856c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f7ea856c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f7ea856c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f7ea856c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f7ea856c - Suspicious behavior: EnumeratesProcesses 40 IoCs
pid Process 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 4124 f7ea856c 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 5072 2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4124 f7ea856c Token: SeTcbPrivilege 4124 f7ea856c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_a7ee2251e2cf03c1edeacede44e79bcc_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:5072
-
C:\Windows\Syswow64\f7ea856cC:\Windows\Syswow64\f7ea856c1⤵
- 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:4124
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\469ab8
- Size 980B
- SHA256 aa17a836148585e55f74150f3d9ec050f1d673d56d8f2b033fcee08a1d4183e2
- MD5 f1f662c23d4dfc883289935d73f475a5
- SHA1 5fa68551a94f3f8f5935ddf0801e0ff557111819
- SHA512 c89afe05f9ca9f19e81f11687d44c035b34bf1b06c698476acac30115edf97b34211bf4302a4dc89d4708d26bd2250d9c766c54c5b2e54f4897c3e48d963a3ee
- TLSH T1A8115BA5EF53FBDABDA5413135B39DD80F197498E4AA86134B832955331E7C8C81248B
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\f7ea856c
- Size 560KB
- SHA256 a8f92c334c66ac022489816fadc36c25d5c6779aa4c275f53fa480fa1b7cf46d
- MD5 90239a14317f17812bd1657446d225f7
- SHA1 ba5a42f26956531847a3d28d6768435047f5138e
- SHA512 ab69b2de9128fdfc4fb77ee85ae53a05a7d507dbbe52cc0edc2f0c2316748aeec67bb18740233dba4592a6873b9d11861d34643d4bea3350f3dc0b04317409ed
- SSDEEP 12288:53Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:7VOL4/gPXKCOkx2LFR
- TLSH T1EAC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH