hxxps://www[.]tele2[.]nl/disclaimer/

Analysis

max time kernel
140s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
03/07/2023, 06:35

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General

Target

https://www.tele2.nl/disclaimer/

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 43 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\DOMStorage\tele2.nl	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{C41A00E4-196B-11EE-8DA0-4E498DEC5EB6} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\tele2.nl	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2568497415"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d53c3f41f06a2044adba6d75851c4759000000000200000000001066000000010000200000003fcfbbb870e87786a3a5df2dad73b7172fed23fe7ebb89edc347d185eaebedda000000000e8000000002000020000000d3348dde447bbf0c6eab2634e991d6cbac4a377e138ac3863b8d96832852af4520000000eaa0264876269a41d0f0e68ac2abd40b59726fedd849674d2df1c3eb1f3cea52400000000b85ab6a662af5601dd16ab4f3854435a8aad5ce9aac71cbb2cdf2d7c0ed60b479df87ab04d7b2f401d7343a3d13e0ce37e81edd0834a8ea1472f214fb036b29	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00ff2aac78add901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2560996838"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\tele2.nl\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2560996838"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31042936"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "395131104"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c05b40ac78add901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d53c3f41f06a2044adba6d75851c47590000000002000000000010660000000100002000000067d73211a469ea1f1f62c363f0adf7190b8a22e1ff0ad039e54e45929666bb00000000000e8000000002000020000000625890d78d2829ba4398c0fb61ea991a2cb095478af62e88bfc452345f480bcf2000000089a547e281ca64a61cba7d6e241057516fe42f0d0292b726da0c4a5cb481ed44400000004f00fd4ad65a5d21f10bcff755a412d6514da3f22f914d3f36aed017a85bbbd5052b500ad4e6826b2c3d9dd2cb406122dac722336d0bd161ba0606e6a7e4901a	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042936"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31042936"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1800	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1800	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1800	iexplore.exe
1800	iexplore.exe
2464	IEXPLORE.EXE
2464	IEXPLORE.EXE
2464	IEXPLORE.EXE
2464	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 2464	1800	iexplore.exe	86
PID 1800 wrote to memory of 2464	1800	iexplore.exe	86
PID 1800 wrote to memory of 2464	1800	iexplore.exe	86

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://www.tele2.nl/disclaimer/
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1800 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2464

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\Internet Explorer\imagestore\boznf1h\imagestore.dat

Filesize
599B

MD5
49437b1610d769201d97efb184db11ff

SHA1
e3a452dd8acc09dfefc70db96eaf6fdd3abfc686

SHA256
5de5028b78f624f473ca34ce1a7a4fd24e1c52f0556f86ef248da272116b8644

SHA512
4ee87e08f46f4bf64da0139833e0c07719b09136117779697cb81126b5a3ab3bd612371ae165b83034857cca3b4de7ee41d5287fcf824cdda7291112bf48026e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8RG8LESW\favicon-32x32[1].png

Filesize
425B

MD5
4664b4bb5867c216992c3e5094a6b0c3

SHA1
578e8d4ec3341deef571b5bc4dd102ac81a92a86

SHA256
7db1d3039c8442d57b4e999ca9e21c0b63391de01d428c78cea22b28efeb3a7b

SHA512
36e7c14c32dab5967889d138f099b409c3ca61463fc8928f7b72487857b9a9d09b4f412891b563439e3a5954f72f831661ed718d28e10f49244329d7fb7e5f54

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\X5UAFQZD\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit