Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/07/2026, 00:06
Behavioral task
behavioral1
Sample
2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260730-adts4ayvfx
- SHA256 fa2b02317efbf3660d56a4f60fc44bd9bbcd7ed3153899f1eec19859447e0c14
- MD5 66f64e17f9ebf6c40cb59e9cdb7e9099
- SHA1 04402e4bf705c7157f6b00611c0d8f68a29a8021
- SHA512 713d8d4f3e7eca7186ef9df3cdec8a7624ad4a518617b63ec2846a0fd979390bea70633ee5b79495c97d66a24a586ca3f2e1d50347f5ff50b85a37f38ba399e8
- SSDEEP 12288:TSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:mvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T100357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x0008000000016b4d-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x0008000000016b4d-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/1468-0-0x00000000007C0000-0x000000000084C000-memory.dmp UPX behavioral2/files/0x0008000000016b4d-2.dat UPX behavioral2/memory/1792-3-0x0000000000360000-0x00000000003EC000-memory.dmp UPX behavioral2/memory/1468-10-0x00000000007C0000-0x000000000084C000-memory.dmp UPX behavioral2/memory/1792-11-0x0000000000360000-0x00000000003EC000-memory.dmp UPX behavioral2/memory/1792-25-0x0000000000360000-0x00000000003EC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1792 8ccea78b - 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 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 3 223.5.5.5 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 18 114.114.114.114 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 19 223.5.5.5 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_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 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 8ccea78b File created C:\Windows\SysWOW64\8ccea78b 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_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 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8ccea78b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8ccea78b -
resource yara_rule behavioral2/memory/1468-0-0x00000000007C0000-0x000000000084C000-memory.dmp upx behavioral2/files/0x0008000000016b4d-2.dat upx behavioral2/memory/1792-3-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/memory/1468-10-0x00000000007C0000-0x000000000084C000-memory.dmp upx behavioral2/memory/1792-11-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/memory/1792-25-0x0000000000360000-0x00000000003EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1eae00 8ccea78b File opened for modification C:\Windows\1921f8 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_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 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8ccea78b - 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 8ccea78b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8ccea78b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8ccea78b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8ccea78b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8ccea78b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8ccea78b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8ccea78b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8ccea78b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8ccea78b - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1792 8ccea78b 1792 8ccea78b 1792 8ccea78b 1792 8ccea78b 1792 8ccea78b 1792 8ccea78b 1792 8ccea78b 1792 8ccea78b 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 1468 2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 1792 8ccea78b Token: SeTcbPrivilege 1792 8ccea78b
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-29_66f64e17f9ebf6c40cb59e9cdb7e9099_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:1468
-
C:\Windows\Syswow64\8ccea78bC:\Windows\Syswow64\8ccea78b1⤵
- 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:1792
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\8ccea78b
- Size 1.1MB
- SHA256 18fde19a4cda9635071b544e81866934772f8087a119f755539cafb2a9932f58
- MD5 2e7d12d26d3529549c9726d39689d545
- SHA1 2dce9eeb8cbe007cec4888a1f44bb812bf20ec36
- SHA512 418be2fa67975aec1e7d1fe6505c5a65f1385a6af50f4fea2163d82a5cf7661b6b56a113d9ae96108426916180bede67890b97c7160b9614d4502c2b7c1f6360
- SSDEEP 12288:DSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:2vO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T126357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH