hxxps://static-criteo[.]net

General

Target

https://static-criteo.net
Sample

201120-3k2b7xmxqn

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000039e08b06c84715459283081ff7bb5a6000000000020000000000106600000001000020000000aa1c33406f089ca1f7b76e515a76b6b6dd0167ddb763333ae62ada61cc38c340000000000e8000000002000020000000937e546a66f1ab40124802b774d2231bf616c5c682dbf53353a018f44e62471b200000003b35ba9bcc24be388b6ff4d28fd117ff2430e66ca8c33ca174cc15478c40723340000000d045dbb624816697dc357c2fc00fc78f4c41b432d89ec11da0900e49158c368f24d97d9567e028920b31f64a920e6b46c12108d25fadc00c32de9400fb6cb060	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "312670237"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 6064aa7a7ebfd601	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{A2690FC1-2B71-11EB-AE0F-E67B5CAEC115} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2024 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2024 iexplore.exe
2024 iexplore.exe
1896 IEXPLORE.EXE
1896 IEXPLORE.EXE
1896 IEXPLORE.EXE
1896 IEXPLORE.EXE

pid	process
2024	iexplore.exe

pid	process
2024	iexplore.exe
2024	iexplore.exe
1896	IEXPLORE.EXE
1896	IEXPLORE.EXE
1896	IEXPLORE.EXE
1896	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 2024 wrote to memory of 1896	2024	iexplore.exe	IEXPLORE.EXE
PID 2024 wrote to memory of 1896	2024	iexplore.exe	IEXPLORE.EXE
PID 2024 wrote to memory of 1896	2024	iexplore.exe	IEXPLORE.EXE
PID 2024 wrote to memory of 1896	2024	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://static-criteo.net
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2024

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2024 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1896

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
MD5
cd1e63ec07c11d31075ce562409c4ea0

SHA1
13351d655e1b652d824fbcaca6a049539a248000

SHA256
b4734274d691f05ced22be72c11e4768d9d840b3e44332e1bc103fcc741ecffa

SHA512
d4ba01da01a520702a577fdf8049148da07cbaad090f1c40a2f2203e77263492bd6857392e8eea2071d08cd8bf16c16a87a934ad6f4c8a1fed9858e679bbc7e4

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\X282N7HF.txt
MD5
b181b94d864c8a2ab7b97c57b327fbc6

SHA1
5ba1d9ee7fff55d58449483827dd590bd096e39f

SHA256
c64feeee2ef0d39df665065eaab0f8314b9525a0cc4d89b2ea6c1bb8699ab4c2

SHA512
094dcbcba9ad066c51dbcf5444192fdbbe519a019c82d9a740f980385515f0db0315dda67babe1d3b3ae7fac19015e532892bd8e780604a5a41d5d71ddb0e543

Download Submit
memory/1448-0-0x000007FEF6510000-0x000007FEF678A000-memory.dmp

Filesize
2.5MB

Download
memory/1896-1-0x0000000000000000-mapping.dmp

Download

Analysis

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