Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
01/06/2026, 11:37
Behavioral task
behavioral1
Sample
2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
- Size 2.5MB
- Sample260601-nrgmksh16y
- SHA256 023c983e314aea86d43595b80256c50f0d75d80e4cd613b3a035c1841e1b6f0f
- MD5 1eb8604cc31b9ef49f9e1c8f13b823c8
- SHA1 a87d2c67fbed2405ecf595f7498b4716af92c116
- SHA512 f158c1f3803256bbbea0c0c0eda558d95bd0f186dc82cd35facaf8953aa9fd1152665c749fbf8aac4568841f86583d5be3996a24a7f6e290091fb5ebd8bd67b3
- SSDEEP 49152:zHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:znKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T194C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Custom signatureDetection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x0013000000025ad8-3.dat CryptoLocker_rule2 - Custom signatureDetection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x0013000000025ad8-3.dat CryptoLocker_set1 - Custom signatureUPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5648-0-0x0000000000BF0000-0x0000000000C7C000-memory.dmp UPX behavioral2/memory/4804-4-0x0000000000880000-0x000000000090C000-memory.dmp UPX behavioral2/files/0x0013000000025ad8-3.dat UPX behavioral2/memory/5648-10-0x0000000000BF0000-0x0000000000C7C000-memory.dmp UPX behavioral2/memory/4804-11-0x0000000000880000-0x000000000090C000-memory.dmp UPX behavioral2/memory/4804-24-0x0000000000880000-0x000000000090C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4804 b2d9e1c1 - 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 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Destination IP 2 223.5.5.5 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Destination IP 7 114.114.114.114 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Destination IP 8 223.5.5.5 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b2d9e1c1 File created C:\Windows\SysWOW64\b2d9e1c1 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b2d9e1c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b2d9e1c1 -
resource yara_rule behavioral2/memory/5648-0-0x0000000000BF0000-0x0000000000C7C000-memory.dmp upx behavioral2/memory/4804-4-0x0000000000880000-0x000000000090C000-memory.dmp upx behavioral2/files/0x0013000000025ad8-3.dat upx behavioral2/memory/5648-10-0x0000000000BF0000-0x0000000000C7C000-memory.dmp upx behavioral2/memory/4804-11-0x0000000000880000-0x000000000090C000-memory.dmp upx behavioral2/memory/4804-24-0x0000000000880000-0x000000000090C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\523f08 b2d9e1c1 File opened for modification C:\Windows\60b220 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_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 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b2d9e1c1 - 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\Cookies\CachePrefix = "Cookie:" b2d9e1c1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b2d9e1c1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b2d9e1c1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b2d9e1c1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b2d9e1c1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b2d9e1c1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b2d9e1c1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b2d9e1c1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b2d9e1c1 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4804 b2d9e1c1 4804 b2d9e1c1 4804 b2d9e1c1 4804 b2d9e1c1 4804 b2d9e1c1 4804 b2d9e1c1 4804 b2d9e1c1 4804 b2d9e1c1 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Token: SeTcbPrivilege 5648 2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Token: SeDebugPrivilege 4804 b2d9e1c1 Token: SeTcbPrivilege 4804 b2d9e1c1
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-01_1eb8604cc31b9ef49f9e1c8f13b823c8_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:5648
-
C:\Windows\Syswow64\b2d9e1c1C:\Windows\Syswow64\b2d9e1c11⤵
- 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:4804
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b2d9e1c1
- Size 2.5MB
- SHA256 dd0fdb25e1b3ffa13217d799968ba7b8f837670b4732433609918ac03e20db52
- MD5 60e03630dbefa7986a2a422c288258d3
- SHA1 6d5a90d398a17f661be70e0504fa9c67c3ab5dbd
- SHA512 33ec309fd66f2ee045598dd762ec19315cb28c1c80effeeb4adf480bcb3fc96b61c85537d962f9c9b178c508ebc177c3ab05b633d8124c27748774e474f4ebde
- SSDEEP 49152:zHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:znKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T114C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH