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
09/08/2026, 19:22
Behavioral task
behavioral1
Sample
2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260809-x3fdbsca84
- SHA256 e838858108e077da8adc3b2823f7aeac2593f3ca2b5c0260f3f02bbaf2a40e42
- MD5 f17deac061c816da377b4cd36eeb18bb
- SHA1 7853aa3f9755ec7452251a9ad4e8a52c79eca0f2
- SHA512 7b65a6a362411fc73ca0bcc77d7cdc09111e4ec34ff65ccb971bfafbba041a6f7bd5d96abd7207aa03797e68cf372e098f725ca079d23c04f98a6a4b431c6638
- SSDEEP 24576:XvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:XHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T118858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b884-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b884-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4964-0-0x0000000000BB0000-0x0000000000C3C000-memory.dmp UPX behavioral2/files/0x000800000001b884-2.dat UPX behavioral2/memory/1128-3-0x0000000000B10000-0x0000000000B9C000-memory.dmp UPX behavioral2/memory/4964-10-0x0000000000BB0000-0x0000000000C3C000-memory.dmp UPX behavioral2/memory/1128-11-0x0000000000B10000-0x0000000000B9C000-memory.dmp UPX behavioral2/memory/1128-36-0x0000000000B10000-0x0000000000B9C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1128 5a142915 - 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 15 114.114.114.114 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 16 223.5.5.5 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 2 223.5.5.5 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_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\History\History.IE5 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5a142915 File created C:\Windows\SysWOW64\5a142915 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 5a142915 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5a142915 -
resource yara_rule behavioral2/memory/4964-0-0x0000000000BB0000-0x0000000000C3C000-memory.dmp upx behavioral2/files/0x000800000001b884-2.dat upx behavioral2/memory/1128-3-0x0000000000B10000-0x0000000000B9C000-memory.dmp upx behavioral2/memory/4964-10-0x0000000000BB0000-0x0000000000C3C000-memory.dmp upx behavioral2/memory/1128-11-0x0000000000B10000-0x0000000000B9C000-memory.dmp upx behavioral2/memory/1128-36-0x0000000000B10000-0x0000000000B9C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\134fd0 5a142915 File opened for modification C:\Windows\54fc48 2026-08-09_f17deac061c816da377b4cd36eeb18bb_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 5a142915 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 5a142915 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 5a142915 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 5a142915 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 5a142915 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 5a142915 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 5a142915 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 5a142915 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 5a142915 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 5a142915 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1128 5a142915 1128 5a142915 1128 5a142915 1128 5a142915 1128 5a142915 1128 5a142915 1128 5a142915 1128 5a142915 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4964 2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 1128 5a142915 Token: SeTcbPrivilege 1128 5a142915
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_f17deac061c816da377b4cd36eeb18bb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_f17deac061c816da377b4cd36eeb18bb_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:4964
-
C:\Windows\Syswow64\5a142915C:\Windows\Syswow64\5a1429151⤵
- 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:1128
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\5a142915
- Size 1.7MB
- SHA256 845b82b954ec67c41f75d34de3a7ba9ec144eacf0b8ca821c4103d880299a929
- MD5 895da2c65876b9d28804d1983afc80f2
- SHA1 0c003a7a8cbbf3fef0e8858d3f58b968b604aaa9
- SHA512 bfb14ba51648150b27a049ad2f644470659d972b230a64c11943fd402ec9f17f60cd9c0106872a715cb1461c5d480c87b4bdda0edc755dcf3b522debc0d42c64
- SSDEEP 24576:bvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:bHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T18F858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH