b6c486e47960e14e6abe9cc824090c41546fdd77a47cbb5641915838608b0d33

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
16-08-2023 09:34

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General

Target

Security Center.html
Size

17KB
MD5

cba21ba269f8e69bb95ee62a37ddca6b
SHA1

763e97926eaf7c121d8b31ad41f3e0ca1bbc574d
SHA256

41c42240c23455940b84953580bfdd885a4475d88d7e53e37f4c419174c4ff52
SHA512

450588e25f19a37744874edc6ed193012750c361daa9e624d6b55c5bf3426b8f4674925f929dc00a47f1d68ce8768b1cf14e42cc56ccc05198b93a5d293ac86a
SSDEEP

384:fHgFoJO0ZOE0E0KU0s/FR5jpEnKhkCQj7fJ+epUZ9QdiKiAN7mbA4:YF6O//FR5jp3hkCQj7p+Z9QMzAdi5

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 41 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31051813"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009e70746b52f6804aba4142285479e7a800000000020000000000106600000001000020000000ae220fd58e3259c1bb2876f51f3f6583dab61c92c54c05bfc487f1248972ad46000000000e800000000200002000000002ee2d0e5fb147736af81c9b30fc5737a00ab5201e4ee8994f58845d0ce27e0220000000b65c980a03ee72121eeba4fdeab6c50b0da59539916df5a5f29c8097673fd5e84000000033a85589afd4851b8a4302379e8c955b6071f92b8ce76c008e1a5b43e097a3e8535194c1dcbbc3e57c7d86add93ecf32375219b45d194920a03684248db18be8	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009e70746b52f6804aba4142285479e7a800000000020000000000106600000001000020000000c24e50eb9bf9990c4e07228082f9685e122cddcc9b86cb4c45a370ef71b268d6000000000e8000000002000020000000662f85f275e34b9dac3b85d21aefa4a5fd28ba71646f598c47adb8d3f9f7d5402000000044c69861c104ede50c7dfe395cf236981f2547fca8789a6b5b3f11df4bfb29ca40000000e1586cba805faa2de524bccbfad0458c37e5a2b789d95f86bc3b5a24520d8624abe434a985b3929851e7798180700cfc8a55224332f300bcb83ce6f81604c7aa	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31051813"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10e4dd0725d0d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40b3cf0725d0d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{30159EC6-3C18-11EE-B699-72A452026D15} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31051813"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "90116484"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "79958606"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "79958606"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "398943483"	iexplore.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-618519468-4027732583-1827558364-1000\{F33C5EB3-5CD5-4FA0-9447-45633A15C0B6}	IEXPLORE.EXE
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-618519468-4027732583-1827558364-1000\{7432F740-A453-4009-85FF-9F8CE15BF7BA}	IEXPLORE.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1828	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1828	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1828	iexplore.exe
1828	iexplore.exe
2880	IEXPLORE.EXE
2880	IEXPLORE.EXE
2880	IEXPLORE.EXE
2880	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1828 wrote to memory of 2880	1828	iexplore.exe	82
PID 1828 wrote to memory of 2880	1828	iexplore.exe	82
PID 1828 wrote to memory of 2880	1828	iexplore.exe	82

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" "C:\Users\Admin\AppData\Local\Temp\Security Center.html"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1828
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1828 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of SetWindowsHookEx
  PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
abd894aef4f73449a6cfc2d076225933

SHA1
a2d44ad11d7e16dfa5ecbee8502ca659ee48cf96

SHA256
f7303aeb79a7b3b1848d6c70ac0a4d9c068d1503d1243e4ed393696e9ef24d04

SHA512
28ce4e117ed6c9f6d708b4e349f123bc9b8469ea996926caabf4e127a0628a8d6925e12dc2af678feba0be14bbcb53d6b69100f09e2fc91bb96c491896b77bde

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
7f6005be4c4858f22201c500075711b8

SHA1
7a9b056aa6fe8aa7c0863891280e3f68b81568df

SHA256
56dc924c20d1161acd4719eb9961538c7b4db4f256faa8a4b4de39ea441938d9

SHA512
f1b014c81358f32b451e819427088d4ff05fc01a2e05ffae1444a3b94ff6cbef136746e32c9c473061f70a9d7a32da4f1fe4ad8785ec8a554614a89452aa11ee

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\C7IPBQYV\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit