Analysis Overview
SHA256
1591528a480f451786565f13395b38fb06933e15843b6c1d5a283ff480f9072c
Threat Level: Shows suspicious behavior
The file 2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Installs/modifies Browser Helper Object
Drops desktop.ini file(s)
Checks whether UAC is enabled
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Modifies registry class
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-30 00:57
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-30 00:57
Reported
2024-04-30 01:00
Platform
win10v2004-20240419-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | \??\f:\$recycle.bin\s-1-5-21-17203666-93769886-2545153620-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| File opened for modification | \??\f:\$recycle.bin\s-1-5-21-17203666-93769886-2545153620-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{D4B669E1-CDD4-2208-7A42-A045F4609710} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\SpeleologyFeline\SpeleologySpeleology.exe | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| File opened for modification | C:\Program Files\SpeleologyFeline\SpeleologySpeleology.exe | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| File created | C:\Program Files\LivableSpeleology\LivableNatty.exe | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| File opened for modification | C:\Program Files\LivableSpeleology\LivableNatty.exe | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\RVWVLYCAVB.dll | C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\ = "xunlei Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\0\win32\ = "C:\\Windows\\RVWVLYCAVB.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\HELPDIR\ = "C:\\Windows" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID\ = "{D4B669E1-CDD4-2208-7A42-A045F4609710}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\ = "xunlei Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\InprocServer32\ = "C:\\Windows\\RVWVLYCAVB.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\ = "Thunder 1.0 Type Library" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{2654C523-FB79-3EA1-CA99-745FAF63915A}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{2654C523-FB79-3EA1-CA99-745FAF63915A}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\ProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\ProgID\ = "Thunder.xunlei.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\TypeLib\ = "{2654C523-FB79-3EA1-CA99-745FAF63915A}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\VersionIndependentProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\VersionIndependentProgID\ = "Thunder.xunlei" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\ = "xunlei Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID\ = "{D4B669E1-CDD4-2208-7A42-A045F4609710}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer\ = "Thunder.xunlei.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Windows\RVWVLYCAVB.dll"
C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
"C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe"
C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
Network
| Country | Destination | Domain | Proto |
| US | 205.209.168.5:443 | tcp | |
| US | 8.8.8.8:53 | buytomer.oCry.com | udp |
| US | 8.8.8.8:53 | smithewife.zyns.com | udp |
| US | 205.209.168.5:443 | tcp |
Files
C:\Windows\RVWVLYCAVB.dll
| MD5 | d056ff56318dc13d323374f50b03492f |
| SHA1 | e7e06cfa6df17d38cfb847062c05364e4c756c0f |
| SHA256 | 2334098c7a9bfa26b9ea90f3fb06a9dc006b5d2149d1b392da144bb712c23d46 |
| SHA512 | 7e149e35185a616d1dab06c79bffffd092ce851bfd3cd33fa613e34c3dc613f12f3c2168264d5d12e1384dc3b9ac58a5ff3010ff1de9e250cc4fa3c777b145ec |
C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
| MD5 | 927476200feeb6160af47839940f10cc |
| SHA1 | 77dbd1d864d608a59fe5be14c10df1682de40486 |
| SHA256 | 7f3bcfae359fce0e86d1f0b8881d204b3f4bea37b993c06d8a42d3771d92c2da |
| SHA512 | 42e9c462242865567d1b5429d45b561535c1fd732ba62ef1c773e8f446663adb5cf81bf27c3dee16458f1e56397911ba0d1b54db372f619f536e2161c1121c9f |
C:\Program Files\LivableSpeleology\LivableNatty.exe
| MD5 | adda015e886ad13a3fd8b247b67f4870 |
| SHA1 | a08a3f749758fb712692d87dfa16171ff6aac23b |
| SHA256 | 1591528a480f451786565f13395b38fb06933e15843b6c1d5a283ff480f9072c |
| SHA512 | 9482494ee1fbbe8ced4565bf60971c0bfab681bd3f6d1304c4a405b0b3ddf30fc5ed4105cf096837461698a44d85557e11038079f0614a8048d6000a106d3301 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-30 00:57
Reported
2024-04-30 01:00
Platform
win7-20231129-en
Max time kernel
121s
Max time network
121s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | \??\f:\$recycle.bin\s-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| File opened for modification | \??\f:\$recycle.bin\s-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{D4B669E1-CDD4-2208-7A42-A045F4609710} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\RueSelf-assertion\RueEnact.exe | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| File opened for modification | C:\Program Files\RueSelf-assertion\RueEnact.exe | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| File opened for modification | C:\Program Files\ScoreFumes\ScoreScore.exe | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
| File created | C:\Program Files\ScoreFumes\ScoreScore.exe | C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\RVWVLYCAVB.dll | C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\0\win32\ = "C:\\Windows\\RVWVLYCAVB.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\ = "xunlei Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\ = "xunlei Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\VersionIndependentProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{2654C523-FB79-3EA1-CA99-745FAF63915A}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID\ = "{D4B669E1-CDD4-2208-7A42-A045F4609710}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\ProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\ = "xunlei Class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\ = "Thunder 1.0 Type Library" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID\ = "{D4B669E1-CDD4-2208-7A42-A045F4609710}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\VersionIndependentProgID\ = "Thunder.xunlei" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer\ = "Thunder.xunlei.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2654C523-FB79-3EA1-CA99-745FAF63915A}\1.0\HELPDIR\ = "C:\\Windows" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\InprocServer32\ = "C:\\Windows\\RVWVLYCAVB.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\TypeLib\ = "{2654C523-FB79-3EA1-CA99-745FAF63915A}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{2654C523-FB79-3EA1-CA99-745FAF63915A}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\ProgID\ = "Thunder.xunlei.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4B669E1-CDD4-2208-7A42-A045F4609710}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Windows\RVWVLYCAVB.dll"
C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
"C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe"
C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
Network
| Country | Destination | Domain | Proto |
| US | 205.209.168.5:443 | tcp | |
| US | 8.8.8.8:53 | buytomer.oCry.com | udp |
| US | 8.8.8.8:53 | smithewife.zyns.com | udp |
| US | 205.209.168.5:443 | tcp |
Files
C:\Windows\RVWVLYCAVB.dll
| MD5 | d056ff56318dc13d323374f50b03492f |
| SHA1 | e7e06cfa6df17d38cfb847062c05364e4c756c0f |
| SHA256 | 2334098c7a9bfa26b9ea90f3fb06a9dc006b5d2149d1b392da144bb712c23d46 |
| SHA512 | 7e149e35185a616d1dab06c79bffffd092ce851bfd3cd33fa613e34c3dc613f12f3c2168264d5d12e1384dc3b9ac58a5ff3010ff1de9e250cc4fa3c777b145ec |
\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
| MD5 | 927476200feeb6160af47839940f10cc |
| SHA1 | 77dbd1d864d608a59fe5be14c10df1682de40486 |
| SHA256 | 7f3bcfae359fce0e86d1f0b8881d204b3f4bea37b993c06d8a42d3771d92c2da |
| SHA512 | 42e9c462242865567d1b5429d45b561535c1fd732ba62ef1c773e8f446663adb5cf81bf27c3dee16458f1e56397911ba0d1b54db372f619f536e2161c1121c9f |
C:\Program Files\RueSelf-assertion\RueEnact.exe
| MD5 | adda015e886ad13a3fd8b247b67f4870 |
| SHA1 | a08a3f749758fb712692d87dfa16171ff6aac23b |
| SHA256 | 1591528a480f451786565f13395b38fb06933e15843b6c1d5a283ff480f9072c |
| SHA512 | 9482494ee1fbbe8ced4565bf60971c0bfab681bd3f6d1304c4a405b0b3ddf30fc5ed4105cf096837461698a44d85557e11038079f0614a8048d6000a106d3301 |