Analysis Overview
Threat Level: Known bad
The file https://news.mailclick.me/tl.php?p=6yoq/6420/rs/37la/4tl/rs//https://starcostudio.com/inde.html#eyJlbWFpbCI6ImItc29yaWFub3NhdXJhQHRpLmNvbSIsInJhbmQiOiIxVjlYNkVGYnVITXR6S2RLS3U4dFFVZThZNnFBSGtsZENjeTB5T0VMIn0= was found to be: Known bad.
Malicious Activity Summary
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-05-31 11:03
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-05-31 11:03
Reported
2023-05-31 11:08
Platform
win10v2004-20230221-en
Max time kernel
259s
Max time network
262s
Command Line
Signatures
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40779376c093d901 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cec96d7e3ddeb8419f84411a6a420e710000000002000000000010660000000100002000000091ec84956feecfa622289688d7df6b27999f3d7a039b77c44a7d307ef957d46b000000000e80000000020000200000002ae7951ab9b58194f6772e44b5c4f75dfa198dd8519320f9207eda4a7f2f5ba720000000a896d913e10d150bbf63a83e72aa5bd2e92c85b7e4e333585ea87dbaef1e1fbd400000001aa5e805ee17a028ad5cf75a34d8abafc8f263b25e7ab380f8c933b99654d718d40025713ce5ea271a7ca208b5b9fe2ead2aefdf75ee98c5727d27cd2c0bebff | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1821267509" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31036352" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cec96d7e3ddeb8419f84411a6a420e7100000000020000000000106600000001000020000000fd52c726b4ddd5fe512c9b30e718ac461d70081e0845b6fcdd7f81e183e0075e000000000e8000000002000020000000c8e3754939604793d50fb1fa8c6b63062c59c5d0673d51ac77660998bac25e8a2000000005b89589ab04d036e02fb641902f08bab25d6c9da15d515f30a435626d41d11a40000000cca7a5091cca14c46500ad83cbae648febe95b7ee4007acd66dc95d469b1ea91e16a8a15606921dcd003a8147861f765f4a5f3f178196dc560a9513cabacbdb1 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31036352" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31036352" | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "392303208" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1830018199" | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70f37d76c093d901 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1821267509" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{97C2A0BD-FFB3-11ED-8227-4A63E52355C9} = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4644 wrote to memory of 4652 | N/A | C:\Program Files\Internet Explorer\iexplore.exe | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE |
| PID 4644 wrote to memory of 4652 | N/A | C:\Program Files\Internet Explorer\iexplore.exe | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE |
| PID 4644 wrote to memory of 4652 | N/A | C:\Program Files\Internet Explorer\iexplore.exe | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE |
Processes
C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://news.mailclick.me/tl.php?p=6yoq/6420/rs/37la/4tl/rs//https://starcostudio.com/inde.html#eyJlbWFpbCI6ImItc29yaWFub3NhdXJhQHRpLmNvbSIsInJhbmQiOiIxVjlYNkVGYnVITXR6S2RLS3U4dFFVZThZNnFBSGtsZENjeTB5T0VMIn0=
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4644 CREDAT:17410 /prefetch:2
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | news.mailclick.me | udp |
| US | 169.61.36.34:443 | news.mailclick.me | tcp |
| US | 169.61.36.34:443 | news.mailclick.me | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 34.36.61.169.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.55.52.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.25.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | starcostudio.com | udp |
| BY | 93.125.99.129:443 | starcostudio.com | tcp |
| BY | 93.125.99.129:443 | starcostudio.com | tcp |
| BY | 93.125.99.129:443 | starcostudio.com | tcp |
| BY | 93.125.99.129:443 | starcostudio.com | tcp |
| US | 8.8.8.8:53 | news.mailclick.me | udp |
| US | 40.125.122.176:443 | tcp | |
| US | 8.8.8.8:53 | 200.232.18.117.in-addr.arpa | udp |
| US | 20.189.173.3:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 204.79.197.200:443 | ieonline.microsoft.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 40.125.122.176:443 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | api.msn.com | tcp |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.16.208.104.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
| MD5 | b8b825f468f8f78480012b8f019b035a |
| SHA1 | b3b0469475b0243cf84af1da00f6ca08318173ba |
| SHA256 | ac726bf173dd6c122a59ca2391828c927d6b7d823dd706582a7e9f4ec7851046 |
| SHA512 | 6db6d4aa8be8766053332c674b4f983495fd661a7be4d6a0c0ba436e0229352655c34a67b050cd12a414cf896f5fb3e0a03255d5bb24089a14450a3718c73890 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
| MD5 | 080320bb3fe7e7f860019942e6f77f9c |
| SHA1 | 2d6f3813b1ed7972c01df6330eb3b0c30339eda9 |
| SHA256 | 9eb11d5a62c35054e50d193211638a08c9b94d5b360f943df4124e28ab793a6f |
| SHA512 | 9def7fa57fc58af72dc374f0ca010107585a355ffcb3c1d3b99064a455acf3fe8ed7d42052234fe2d042b5ccda8af4ba16a8b2dd882b01f0be7edb8cf7aa8944 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\RUOQG7D6\suggestions[1].en-US
| MD5 | 5a34cb996293fde2cb7a4ac89587393a |
| SHA1 | 3c96c993500690d1a77873cd62bc639b3a10653f |
| SHA256 | c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad |
| SHA512 | e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee |