Analysis
- max time kernel
150s - 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
28/07/2026, 04:31
Behavioral task
behavioral1
Sample
2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260728-e5mlbayvhx
- SHA256 cac51ce4f3c4b418d01e0d0d4f3eba2c1fc5b0dbc39aaee5897e3f8f962b25d1
- MD5 b3e3da11861ae07c817e0048255c1475
- SHA1 d08f4663147b230ba729b1ebb91d87c289a5503f
- SHA512 542029f8ea204183a3f677dde929483b1e11919ae528e9d607d764afe4f23dc79d7863319c7c8dc3ca45a7896c45519b731de479a01960c01f5e82e397ef17e6
- SSDEEP 24576:MvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:MHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1D0858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b83c-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b83c-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/928-0-0x0000000000590000-0x000000000061C000-memory.dmp UPX behavioral2/files/0x000800000001b83c-2.dat UPX behavioral2/memory/2452-3-0x0000000000310000-0x000000000039C000-memory.dmp UPX behavioral2/memory/928-10-0x0000000000590000-0x000000000061C000-memory.dmp UPX behavioral2/memory/2452-11-0x0000000000310000-0x000000000039C000-memory.dmp UPX behavioral2/memory/2452-30-0x0000000000310000-0x000000000039C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2452 5170d0f8 - 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 1 114.114.114.114 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 2 223.5.5.5 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 19 114.114.114.114 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 20 223.5.5.5 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_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\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5170d0f8 File created C:\Windows\SysWOW64\5170d0f8 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 5170d0f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 5170d0f8 -
resource yara_rule behavioral2/memory/928-0-0x0000000000590000-0x000000000061C000-memory.dmp upx behavioral2/files/0x000800000001b83c-2.dat upx behavioral2/memory/2452-3-0x0000000000310000-0x000000000039C000-memory.dmp upx behavioral2/memory/928-10-0x0000000000590000-0x000000000061C000-memory.dmp upx behavioral2/memory/2452-11-0x0000000000310000-0x000000000039C000-memory.dmp upx behavioral2/memory/2452-30-0x0000000000310000-0x000000000039C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\29faa8 5170d0f8 File opened for modification C:\Windows\fe340 2026-07-28_b3e3da11861ae07c817e0048255c1475_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 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5170d0f8 - 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\History\CachePrefix = "Visited:" 5170d0f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 5170d0f8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 5170d0f8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 5170d0f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 5170d0f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 5170d0f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 5170d0f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 5170d0f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 5170d0f8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2452 5170d0f8 2452 5170d0f8 2452 5170d0f8 2452 5170d0f8 2452 5170d0f8 2452 5170d0f8 2452 5170d0f8 2452 5170d0f8 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 928 2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 2452 5170d0f8 Token: SeTcbPrivilege 2452 5170d0f8
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-28_b3e3da11861ae07c817e0048255c1475_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-28_b3e3da11861ae07c817e0048255c1475_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:928
-
C:\Windows\Syswow64\5170d0f8C:\Windows\Syswow64\5170d0f81⤵
- 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:2452
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:5932
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\5170d0f8
- Size 1.7MB
- SHA256 296e177bf12d6b3e4793353453c32c826fdb6ea59b4e2b3764f1a725e46603c3
- MD5 a31dd18a73bf0cbf81af6e7fbedb7740
- SHA1 c22c3026aa7089ae497203b15f369285c0909045
- SHA512 0e77606782d8b5e95bda9b6b659ac995878de3cf5f98bd9be43da3a38611a31d80f5a74020a2b190709cc8db4f4e407d331af373801901331abd7c945c64ac61
- SSDEEP 24576:5vO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:5HHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T13E858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH