hxxps://u32929390[.]ct[.]sendgrid[.]net/wf/open?upn=sgGMkj-2FdUteM4vr2DsVvP6YBPqN0kRgWJqObSQGROF1vLj0LVYNQ7ZFBHvM5ib2JcKfCLMAVSkRHmnyrrgipN28iaZDv-2FaO62YFbJtH43sFgb0zQU6UvqkEoBWVNFWkgPCKbJH2ZZ-2B85J-2BXVhiQkT7aqgc2qudTphtw9EiBVF-2FctHp1NF4-2BYU7U1gzqwvUtZRAYsEx16IURCvTlOiiQ90OiHwlVRuXcTW9wff-2FUW5MbogewqKpmuv7hxSgChbA45BJLnO1PZUFV78YeQ-2FGERgfxDz0f1TTysfp6wIyJ-2FEBYerXQTo-2B-2BwqzKtyupDqgdaI4hHg9PxstMTN4-2B1Xwc-2Fsc-2BSp9vA7pX9wpo-2FTbiACCaNUqiYMFichOLVixH4-2BuEOouxzhTE0hA6HDnf-2BNe0k6aYunY55xvvKjDh-2FPvB-2BQSYq8Ybo8ZBkOjSA-2Bzvsrqu0wghLF-2BZJh9JEwwencYHt6S-2F5xnwlD3ph0qQPr2x1kc1ZXclnUfhsHKZYfk7aw-2B6fCMAVHRZVfdS0g-2FVc9Lx0zMrAfJXtU3x2bJC80m5DJiGfTjuLYXBRjCsIXwOypZ2q9CwmIAeuFxDXdwwhLK-2FXp28A0Y9HxZ5Z5kiKTJG7gLjqfnotfX5913kCzc52-2FpaP-2BVv7nRcREm8YwmyBigC56Vpbc3sjoLgtntnJF5Gn83JYWGRnlHQh3JoofXqNni6ToS9h8A2jZPEB3dM3vPvVCWiGr3szUOpWIlvAzD2ld-2BEGBgpdQcb3JNC8XAAdMw3OwINSbR-2BlvAAptv2X1UIhjEkn6pTMtAXxYtDHEtxciLa9if30lo6LN4KkvJOfsCnurelvuWA6K2mRl99ledPfohi7-2FcrvE40tNo1JaFnjKLY-3D

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2023, 06:31

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General

Target

https://u32929390.ct.sendgrid.net/wf/open?upn=sgGMkj-2FdUteM4vr2DsVvP6YBPqN0kRgWJqObSQGROF1vLj0LVYNQ7ZFBHvM5ib2JcKfCLMAVSkRHmnyrrgipN28iaZDv-2FaO62YFbJtH43sFgb0zQU6UvqkEoBWVNFWkgPCKbJH2ZZ-2B85J-2BXVhiQkT7aqgc2qudTphtw9EiBVF-2FctHp1NF4-2BYU7U1gzqwvUtZRAYsEx16IURCvTlOiiQ90OiHwlVRuXcTW9wff-2FUW5MbogewqKpmuv7hxSgChbA45BJLnO1PZUFV78YeQ-2FGERgfxDz0f1TTysfp6wIyJ-2FEBYerXQTo-2B-2BwqzKtyupDqgdaI4hHg9PxstMTN4-2B1Xwc-2Fsc-2BSp9vA7pX9wpo-2FTbiACCaNUqiYMFichOLVixH4-2BuEOouxzhTE0hA6HDnf-2BNe0k6aYunY55xvvKjDh-2FPvB-2BQSYq8Ybo8ZBkOjSA-2Bzvsrqu0wghLF-2BZJh9JEwwencYHt6S-2F5xnwlD3ph0qQPr2x1kc1ZXclnUfhsHKZYfk7aw-2B6fCMAVHRZVfdS0g-2FVc9Lx0zMrAfJXtU3x2bJC80m5DJiGfTjuLYXBRjCsIXwOypZ2q9CwmIAeuFxDXdwwhLK-2FXp28A0Y9HxZ5Z5kiKTJG7gLjqfnotfX5913kCzc52-2FpaP-2BVv7nRcREm8YwmyBigC56Vpbc3sjoLgtntnJF5Gn83JYWGRnlHQh3JoofXqNni6ToS9h8A2jZPEB3dM3vPvVCWiGr3szUOpWIlvAzD2ld-2BEGBgpdQcb3JNC8XAAdMw3OwINSbR-2BlvAAptv2X1UIhjEkn6pTMtAXxYtDHEtxciLa9if30lo6LN4KkvJOfsCnurelvuWA6K2mRl99ledPfohi7-2FcrvE40tNo1JaFnjKLY-3D

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1721866865"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000675316f82fdac74aa8f3bd7995064a97000000000200000000001066000000010000200000008146284099c3418139a040cb0035acdeb606718c5385fbac4d16a94747f7c522000000000e8000000002000020000000f3c7382f70f154464c9627e6b1901da70f297269ae8e77401386a0c7f43bc872200000002bd6bab48de680e61ea7c84722654d344bdec0f862a7f7784dff69ab9fbfb7e040000000cc0ecf82e20fd7011e1698c23f7c7e205420f4a2d9cebbed2eb3818dd472b006a538979aa49d5d26de456603cb89d75f898969d475040bea5c3d4f19445cd0a3	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70760d69d957d901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "385716866"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31021017"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1732649632"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31021017"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000675316f82fdac74aa8f3bd7995064a970000000002000000000010660000000100002000000023e73f63a068757920d713282c721077acaa79a68bf60831be959327ddf74733000000000e8000000002000020000000188726cd9e898d5086bf64805b09e7d7f8109c39a7964f39b57fa92e4a1daad420000000c0169a0002dd0a3cbd2e408eee13d12f6124eb5a9d68c3e819a51dafc279d6fb40000000cfc6af6ca9d4a756ec8aa4afb4056766bfb059d767b1bc05bcd6ca38135f99136f81dac00d6b48fe2f04af76a5d874e068d4529ccaf10eddc71e80b67ae158db	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40892069d957d901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{91C071A0-C3CC-11ED-ABF7-FA48AF8140A7} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31021017"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1722022996"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5060	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5060	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5060	iexplore.exe
5060	iexplore.exe
1248	IEXPLORE.EXE
1248	IEXPLORE.EXE
1248	IEXPLORE.EXE
1248	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 1248	5060	iexplore.exe	86
PID 5060 wrote to memory of 1248	5060	iexplore.exe	86
PID 5060 wrote to memory of 1248	5060	iexplore.exe	86

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://u32929390.ct.sendgrid.net/wf/open?upn=sgGMkj-2FdUteM4vr2DsVvP6YBPqN0kRgWJqObSQGROF1vLj0LVYNQ7ZFBHvM5ib2JcKfCLMAVSkRHmnyrrgipN28iaZDv-2FaO62YFbJtH43sFgb0zQU6UvqkEoBWVNFWkgPCKbJH2ZZ-2B85J-2BXVhiQkT7aqgc2qudTphtw9EiBVF-2FctHp1NF4-2BYU7U1gzqwvUtZRAYsEx16IURCvTlOiiQ90OiHwlVRuXcTW9wff-2FUW5MbogewqKpmuv7hxSgChbA45BJLnO1PZUFV78YeQ-2FGERgfxDz0f1TTysfp6wIyJ-2FEBYerXQTo-2B-2BwqzKtyupDqgdaI4hHg9PxstMTN4-2B1Xwc-2Fsc-2BSp9vA7pX9wpo-2FTbiACCaNUqiYMFichOLVixH4-2BuEOouxzhTE0hA6HDnf-2BNe0k6aYunY55xvvKjDh-2FPvB-2BQSYq8Ybo8ZBkOjSA-2Bzvsrqu0wghLF-2BZJh9JEwwencYHt6S-2F5xnwlD3ph0qQPr2x1kc1ZXclnUfhsHKZYfk7aw-2B6fCMAVHRZVfdS0g-2FVc9Lx0zMrAfJXtU3x2bJC80m5DJiGfTjuLYXBRjCsIXwOypZ2q9CwmIAeuFxDXdwwhLK-2FXp28A0Y9HxZ5Z5kiKTJG7gLjqfnotfX5913kCzc52-2FpaP-2BVv7nRcREm8YwmyBigC56Vpbc3sjoLgtntnJF5Gn83JYWGRnlHQh3JoofXqNni6ToS9h8A2jZPEB3dM3vPvVCWiGr3szUOpWIlvAzD2ld-2BEGBgpdQcb3JNC8XAAdMw3OwINSbR-2BlvAAptv2X1UIhjEkn6pTMtAXxYtDHEtxciLa9if30lo6LN4KkvJOfsCnurelvuWA6K2mRl99ledPfohi7-2FcrvE40tNo1JaFnjKLY-3D
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5060
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5060 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1248

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4HAJQ22Y\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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