Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 09:10
Behavioral task
behavioral1
Sample
2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
Resource
win10v2004-20260513-en
13 signatures
150 seconds
General
- Target 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
- Size 2.5MB
- Sample260804-k44fbsbq3x
- SHA256 05aec2ce2999de05160d0e34f05d45a523cfeee6660faf6ad9a2e6424104c42c
- MD5 e8cdebad09b27eca4e5095a9018643d2
- SHA1 a2eab6e8ed0149124b245aa8cb244b06191c25f9
- SHA512 7bc29ec1d75c447f4f76edfffd0459965dc04916505f4637b792577df5d5f38251bb4c324d08c8e15a766c926a51c51a6e51ec78e769dca60f883813ddc3049e
- SSDEEP 49152:mHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:mnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1E0C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b85a-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000800000001b85a-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4992-0-0x0000000000E50000-0x0000000000EDC000-memory.dmp UPX behavioral2/files/0x000800000001b85a-2.dat UPX behavioral2/memory/2128-3-0x0000000000850000-0x00000000008DC000-memory.dmp UPX behavioral2/memory/4992-13-0x0000000000E50000-0x0000000000EDC000-memory.dmp UPX behavioral2/memory/2128-14-0x0000000000850000-0x00000000008DC000-memory.dmp UPX behavioral2/memory/2128-26-0x0000000000850000-0x00000000008DC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2128 38fa4ecc - 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 21 223.5.5.5 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Destination IP 1 114.114.114.114 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Destination IP 4 223.5.5.5 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Destination IP 20 114.114.114.114 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe - Drops file in System32 directory 11 IoCs
description ioc Process File created C:\Windows\SysWOW64\38fa4ecc 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 38fa4ecc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 38fa4ecc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 38fa4ecc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 38fa4ecc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 38fa4ecc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 38fa4ecc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 38fa4ecc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 38fa4ecc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 38fa4ecc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 38fa4ecc -
resource yara_rule behavioral2/memory/4992-0-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/files/0x000800000001b85a-2.dat upx behavioral2/memory/2128-3-0x0000000000850000-0x00000000008DC000-memory.dmp upx behavioral2/memory/4992-13-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/memory/2128-14-0x0000000000850000-0x00000000008DC000-memory.dmp upx behavioral2/memory/2128-26-0x0000000000850000-0x00000000008DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\246ea0 38fa4ecc File opened for modification C:\Windows\557700 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.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 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 38fa4ecc - 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" 38fa4ecc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 38fa4ecc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 38fa4ecc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 38fa4ecc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 38fa4ecc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 38fa4ecc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 38fa4ecc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 38fa4ecc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 38fa4ecc - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2128 38fa4ecc 2128 38fa4ecc 2128 38fa4ecc 2128 38fa4ecc 2128 38fa4ecc 2128 38fa4ecc 2128 38fa4ecc 2128 38fa4ecc 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Token: SeTcbPrivilege 4992 2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Token: SeDebugPrivilege 2128 38fa4ecc Token: SeTcbPrivilege 2128 38fa4ecc
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_e8cdebad09b27eca4e5095a9018643d2_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.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:4992
-
C:\Windows\Syswow64\38fa4eccC:\Windows\Syswow64\38fa4ecc1⤵
- 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:2128
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\38fa4ecc
- Size 2.5MB
- SHA256 11caca20145f1cdeced110edb4ec7eff7beeaff2ea050dc07f9f81d725af5afa
- MD5 8d13ea20cb99bdd094e41373099ea9d5
- SHA1 605341855869ae7814ef3fab39375c292b3f12b9
- SHA512 a5b736d4b627c58e296098a9d6efafb894a252efa7d9f3a3e188a7668be608044b02fbe6fe6351a72defc1d12ff4cc2e7cd58e0d7df6b679ba7c9b3e2e1a5ca8
- SSDEEP 49152:CHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:CnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T14DC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH