Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
22/05/2026, 23:14
Behavioral task
behavioral1
Sample
2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
- Size 2.5MB
- Sample260522-271bhsaw2x
- SHA256 ac874ba00e3ce80907bd16d4e213755d71a0f7f182b739c700f7761d955e1e0a
- MD5 8aa09fa60dc7b2727562662f83df4e06
- SHA1 d0d947ade1bcd69a75a284562fa56eeccb52da79
- SHA512 c65ed9ef278b33b6a04c112587dde4a35543b3d0cd913f7fce1c8ae8788937b954d359c90bc6c7a6baaffb95f799048db1fd497c09af1b4ea6bd2b4d77edf6f6
- SSDEEP 49152:AHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:AnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1EFC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x001700000002601f-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x001700000002601f-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4308-0-0x0000000000100000-0x000000000018C000-memory.dmp UPX behavioral2/files/0x001700000002601f-2.dat UPX behavioral2/memory/4028-7-0x0000000000D50000-0x0000000000DDC000-memory.dmp UPX behavioral2/memory/4308-18-0x0000000000100000-0x000000000018C000-memory.dmp UPX behavioral2/memory/4028-19-0x0000000000D50000-0x0000000000DDC000-memory.dmp UPX behavioral2/memory/4028-24-0x0000000000D50000-0x0000000000DDC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4028 876b6aec - 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 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Destination IP 2 223.5.5.5 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Destination IP 17 114.114.114.114 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Destination IP 18 223.5.5.5 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_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\Local\Microsoft\Windows\History\History.IE5 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 876b6aec File created C:\Windows\SysWOW64\876b6aec 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 876b6aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 876b6aec -
resource yara_rule behavioral2/memory/4308-0-0x0000000000100000-0x000000000018C000-memory.dmp upx behavioral2/files/0x001700000002601f-2.dat upx behavioral2/memory/4028-7-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/memory/4308-18-0x0000000000100000-0x000000000018C000-memory.dmp upx behavioral2/memory/4028-19-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/memory/4028-24-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\44f5f8 876b6aec File opened for modification C:\Windows\49c128 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_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 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 876b6aec - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 876b6aec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 876b6aec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 876b6aec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 876b6aec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 876b6aec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 876b6aec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 876b6aec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 876b6aec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 876b6aec - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4028 876b6aec 4028 876b6aec 4028 876b6aec 4028 876b6aec 4028 876b6aec 4028 876b6aec 4028 876b6aec 4028 876b6aec 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Token: SeTcbPrivilege 4308 2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe Token: SeDebugPrivilege 4028 876b6aec Token: SeTcbPrivilege 4028 876b6aec
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-22_8aa09fa60dc7b2727562662f83df4e06_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-22_8aa09fa60dc7b2727562662f83df4e06_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:4308
-
C:\Windows\Syswow64\876b6aecC:\Windows\Syswow64\876b6aec1⤵
- 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:4028
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\876b6aec
- Size 2.5MB
- SHA256 1f0fb052480625591f2b4b478461d3f7f5d3d43820adc25409698a8eccfd1b83
- MD5 0a93724d8430736bff808cc1a85fc48e
- SHA1 ca2a614723d3a2015738943f51211bbf794f55bc
- SHA512 49da5cb2230918f847bbf8f6c23aa89f621a28f962582ccbf8f4245c65b29a6c977ad360b9641850fc7dbb15a193cd6096095c981cade98c09da197da108ce8f
- SSDEEP 49152:nHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:nnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T108C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH