Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 02:28
Behavioral task
behavioral1
Sample
2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260911-en
13 signatures
150 seconds
General
- Target 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1024KB
- Sample261102-cyfs3sdh86
- SHA256 956e0e2e4b1da48a5ca021ec4837bc206ed58fb86d6b18cf42d3d63e2478e2a4
- MD5 f90c8cd3d63fbd378e2d06207f37ff32
- SHA1 cd675ac2b963583366856b40c474c3a82ac436c2
- SHA512 fa65e7057b74c58c4000e3be6dd4b3c747a15ac7e6f2ca04e9d2b068dd1546298f93decc0f4a87758d22e97786d61dc76bc683887dc15d2759c890f23b9b3052
- SSDEEP 12288:YSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidH:zvO2xJKRw2kOkx2LFRvcU6UQOJdH
- TLSH T1B1256C31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b85a-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b85a-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4072-0-0x0000000000700000-0x000000000078C000-memory.dmp UPX behavioral2/files/0x000600000001b85a-2.dat UPX behavioral2/memory/4944-3-0x0000000000B50000-0x0000000000BDC000-memory.dmp UPX behavioral2/memory/4072-20-0x0000000000700000-0x000000000078C000-memory.dmp UPX behavioral2/memory/4944-21-0x0000000000B50000-0x0000000000BDC000-memory.dmp UPX behavioral2/memory/4944-44-0x0000000000B50000-0x0000000000BDC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4944 1d76ee3b - Unexpected DNS network traffic destination 24 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 308 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 395 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 482 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 2 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 35 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 36 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 91 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 230 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 309 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 340 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 145 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 176 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 341 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 450 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 481 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 231 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 281 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 283 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 144 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 177 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 394 114.114.114.114 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 451 223.5.5.5 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 89 114.114.114.114 4944 1d76ee3b - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1d76ee3b File created C:\Windows\SysWOW64\1d76ee3b 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1d76ee3b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1d76ee3b -
resource yara_rule behavioral2/memory/4072-0-0x0000000000700000-0x000000000078C000-memory.dmp upx behavioral2/files/0x000600000001b85a-2.dat upx behavioral2/memory/4944-3-0x0000000000B50000-0x0000000000BDC000-memory.dmp upx behavioral2/memory/4072-20-0x0000000000700000-0x000000000078C000-memory.dmp upx behavioral2/memory/4944-21-0x0000000000B50000-0x0000000000BDC000-memory.dmp upx behavioral2/memory/4944-44-0x0000000000B50000-0x0000000000BDC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\54a4a0 1d76ee3b File opened for modification C:\Windows\45b6d0 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 1d76ee3b Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 1d76ee3b Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_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 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1d76ee3b - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1d76ee3b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1d76ee3b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1d76ee3b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1d76ee3b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1d76ee3b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1d76ee3b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1d76ee3b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1d76ee3b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1d76ee3b - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4944 1d76ee3b 4944 1d76ee3b 4944 1d76ee3b 4944 1d76ee3b 4944 1d76ee3b 4944 1d76ee3b 4944 1d76ee3b 4944 1d76ee3b 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4072 2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4944 1d76ee3b Token: SeTcbPrivilege 4944 1d76ee3b
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_f90c8cd3d63fbd378e2d06207f37ff32_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
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4072
-
C:\Windows\Syswow64\1d76ee3bC:\Windows\Syswow64\1d76ee3b1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4944
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1d76ee3b
- Size 1024KB
- SHA256 d26097f9362fabccb688cf76cd063420af053750e3ed2c99193974b6bb98bba6
- MD5 d196cc086bc67a0522a9ef0df2883327
- SHA1 dcc7d9e653e7aa30bdae627f1bb4153723acf1e2
- SHA512 75d6f53547acb84537919f169ae97040b0eebd9d46be8b6ecae327a39a8ee134e9b29045bc3dea61e0c363085431206b978b44dc1c5417d8c6c2ffaf927d9541
- SSDEEP 12288:pSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidH:QvO2xJKRw2kOkx2LFRvcU6UQOJdH
- TLSH T1EB256C31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH