Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 21:45
Behavioral task
behavioral1
Sample
2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260809-1l1vgsej2x
- SHA256 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571
- MD5 a5810bef73a3966aa1c047543a59099a
- SHA1 39bcba1a53b69e34ce402e2512257b2fcedc9763
- SHA512 4bb5c04f006a39a167800027d44e33e1ed2203aeac76196bd32acd4baffdbb3f7014cdcd702ee2708de2d74f0090c6432f3054b2d5a688d543ebf7215787ed69
- SSDEEP 12288:wSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:rvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T19A357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b85f-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b85f-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4500-0-0x0000000000D60000-0x0000000000DEC000-memory.dmp UPX behavioral2/files/0x000800000001b85f-2.dat UPX behavioral2/memory/4656-3-0x0000000000610000-0x000000000069C000-memory.dmp UPX behavioral2/memory/4500-10-0x0000000000D60000-0x0000000000DEC000-memory.dmp UPX behavioral2/memory/4656-11-0x0000000000610000-0x000000000069C000-memory.dmp UPX behavioral2/memory/4656-30-0x0000000000610000-0x000000000069C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4656 5aac62d0 - 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 1 114.114.114.114 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 29 114.114.114.114 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 30 223.5.5.5 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_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\Local\Microsoft\Windows\INetCache\IE 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5aac62d0 File created C:\Windows\SysWOW64\5aac62d0 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 5aac62d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5aac62d0 -
resource yara_rule behavioral2/memory/4500-0-0x0000000000D60000-0x0000000000DEC000-memory.dmp upx behavioral2/files/0x000800000001b85f-2.dat upx behavioral2/memory/4656-3-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral2/memory/4500-10-0x0000000000D60000-0x0000000000DEC000-memory.dmp upx behavioral2/memory/4656-11-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral2/memory/4656-30-0x0000000000610000-0x000000000069C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4fb660 5aac62d0 File opened for modification C:\Windows\4d0aa8 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_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 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5aac62d0 - 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\Cookies\CachePrefix = "Cookie:" 5aac62d0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 5aac62d0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 5aac62d0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 5aac62d0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 5aac62d0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 5aac62d0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 5aac62d0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 5aac62d0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 5aac62d0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4656 5aac62d0 4656 5aac62d0 4656 5aac62d0 4656 5aac62d0 4656 5aac62d0 4656 5aac62d0 4656 5aac62d0 4656 5aac62d0 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4500 2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4656 5aac62d0 Token: SeTcbPrivilege 4656 5aac62d0
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_a5810bef73a3966aa1c047543a59099a_amadey_coinminer_cryptolocker_elex_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:4500
-
C:\Windows\Syswow64\5aac62d0C:\Windows\Syswow64\5aac62d01⤵
- 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:4656
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\5aac62d0
- Size 1.1MB
- SHA256 60d5c590a0d11f90c2b630c347e72cc16fa24150df0e8be7fdf5695f44135009
- MD5 9b19be31d11a7a23ebd273876781a9c8
- SHA1 61c2ac465b371a69c0ecacbf5bf9b90f2ca13174
- SHA512 28c8ad2287cbe0ad1285173f5e6054416e5060343d73305c78c067f7e1471aa5fac54e32863c103d500558bf5dc56b186a1c1b961d3fc87d70c3042ed15853a2
- SSDEEP 12288:5SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:AvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T129357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH