Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/07/2026, 23:48
Behavioral task
behavioral1
Sample
2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260718-3tp43afv6k
- SHA256 e28fcdbcb63505ec8402ab148d5cdc796064075a9fe63b482a3b11b07d7c31ac
- MD5 4e203c98333b8a05b78e5d54c2e7e253
- SHA1 6374879522f24603fd2006ff4e9078f3cf34e84e
- SHA512 d3ddeda027c36e88a752c7acb0f182b3e123a68f4f8dc452cb4fdc244d3fea25dc577edb9b3c8037dd4bb54ae8b283004ecc397dada6dc34710481395688d025
- SSDEEP 24576:xvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:xHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1D4858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b871-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b871-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/1012-0-0x0000000000540000-0x00000000005CC000-memory.dmp UPX behavioral2/files/0x000800000001b871-2.dat UPX behavioral2/memory/916-3-0x0000000000E20000-0x0000000000EAC000-memory.dmp UPX behavioral2/memory/1012-10-0x0000000000540000-0x00000000005CC000-memory.dmp UPX behavioral2/memory/916-11-0x0000000000E20000-0x0000000000EAC000-memory.dmp UPX behavioral2/memory/916-23-0x0000000000E20000-0x0000000000EAC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 916 59079986 - 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 4 114.114.114.114 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 6 223.5.5.5 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 14 114.114.114.114 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 15 223.5.5.5 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 59079986 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 59079986 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 59079986 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 59079986 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 59079986 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 59079986 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 59079986 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 59079986 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 59079986 File created C:\Windows\SysWOW64\59079986 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 59079986 -
resource yara_rule behavioral2/memory/1012-0-0x0000000000540000-0x00000000005CC000-memory.dmp upx behavioral2/files/0x000800000001b871-2.dat upx behavioral2/memory/916-3-0x0000000000E20000-0x0000000000EAC000-memory.dmp upx behavioral2/memory/1012-10-0x0000000000540000-0x00000000005CC000-memory.dmp upx behavioral2/memory/916-11-0x0000000000E20000-0x0000000000EAC000-memory.dmp upx behavioral2/memory/916-23-0x0000000000E20000-0x0000000000EAC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\115368 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\faea8 59079986 - 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 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 59079986 - 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 59079986 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 59079986 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 59079986 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 59079986 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 59079986 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 59079986 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 59079986 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 59079986 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 59079986 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 916 59079986 916 59079986 916 59079986 916 59079986 916 59079986 916 59079986 916 59079986 916 59079986 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 1012 2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 916 59079986 Token: SeTcbPrivilege 916 59079986
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-18_4e203c98333b8a05b78e5d54c2e7e253_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:1012
-
C:\Windows\Syswow64\59079986C:\Windows\Syswow64\590799861⤵
- 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:916
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\59079986
- Size 1.7MB
- SHA256 68e17aa0a80135182b477c9116c8d8c409b8a635e12ec90d10fd2c58eb53b3e2
- MD5 3db7dcba261e247488df084237b6f67d
- SHA1 b41ffdf5bf8bb6a7dd60902f5349370feb94a442
- SHA512 fa1d7555795b8bc46e218676812e7e14da68dfd9b557746ac45381d0a2b81e85f2603f70e797222d540d80561cd5744f5bfbca52e0c6ea996773995029b948bd
- SSDEEP 24576:8vO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:8HHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1FC858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH