8079b9cf9bdacf9d0ab7123d1188f9cf23991cd3bd7c14ee396f35eed5ae43cf

Analysis

max time kernel
135s
max time network
129s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 01:21

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General

Target

20166f5a4ff8f8f1dcbd81c631f41961.html
Size

25KB
MD5

20166f5a4ff8f8f1dcbd81c631f41961
SHA1

3da531a11e92c1bba7a605b492d02db49eb586b7
SHA256

8079b9cf9bdacf9d0ab7123d1188f9cf23991cd3bd7c14ee396f35eed5ae43cf
SHA512

16f38fab2a01b78d758797ee209cd357d4a5fc892fd56c86a176414ab5feb878a1b3e55813f141414aaccf638e613010886c3a76eb32f3a97555c4738913a522
SSDEEP

384:HMdg2H8okcGwNQtbipOUtxKTeBfKTpY3tg1AOp8LgWQQ/U4yhoy7jfIWrYc51IlP:mg2HlkI3ltITe0Od0ONG9p6

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "409758461"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{FCCABE41-A3F0-11EE-BE5F-46FAA8558A22} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10274fd1fd37da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000566b58630fb3a044b91770fce5e9b2d600000000020000000000106600000001000020000000283976ed11f5d8ac28fb8af1b0e3f435786965d69bb03993aa790f473c6f4d77000000000e800000000200002000000088d56e82739395ab88b53830fd231fbfbaa4fd72b5623e2bb0ee115105356d9020000000a04d1810e03128a4ebd5a8616b472909cad7f00117ced6c0ec7446b7348b0cc1400000004dda85067ff201b250f4a57b9f7a8e3b0814fd208944b80de1ff283a9c5066a5ed2678d5a3ee7d4bf57a9f88b6b5b43b131a011bfc0f0edb6bf69fe15635e2fe	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1708	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1708	iexplore.exe
1708	iexplore.exe
2260	IEXPLORE.EXE
2260	IEXPLORE.EXE
2260	IEXPLORE.EXE
2260	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 2260	1708	iexplore.exe	28
PID 1708 wrote to memory of 2260	1708	iexplore.exe	28
PID 1708 wrote to memory of 2260	1708	iexplore.exe	28
PID 1708 wrote to memory of 2260	1708	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\20166f5a4ff8f8f1dcbd81c631f41961.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1708 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2260

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\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
71201ad28f2bae958f287dec91e0451d

SHA1
cacd700dc353350bfad441090bac6f812e36a4f3

SHA256
5bb6a5337e7703807baaa587d5e4d58df9ee1a8fea3f18baabdaea09dc3c5c68

SHA512
c197cfb700011bf6945b4c36679f17cd7256b9e7fdcc4e68ef38ab147ed93e9cad515d0b61ac5f7e4a577dd9b733541380ee7020a8f8b9c65974191934b51b06

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

Filesize
344B

MD5
97eec8434b4d7b933c0bfb0bc4560148

SHA1
320b5365edd37bec85a2d9524c21a00cf4e138bc

SHA256
be71424441c22a0f4578578585061d7260847fec6ba8e6a807ebf8db6583cc6a

SHA512
8cd6e7a637b7ea81ea90118409f856f6c5e622561cb91b296d5134221c285ec1118c59cffd97834a8df699be12f98fc2c057b88295feaf9fed15b86975b2bc3d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
a51ac86ca7bf66bf88d2d0d4f9b7f483

SHA1
1d41aa7371305a3e91c2074870728f58b7f4563c

SHA256
d35a5f6ff21ecc07b3b40ddba04dbf0adb1a75fb6eb175247f1d979e6a959db0

SHA512
f3887b91f8b898251f0b257c85b1c8be8dea79c786932e10d7b6daeda2ef36030696ab2e33cf2f802bb069031b0c4a38ec8c8c6afd98f51899f6b2c251794f21

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C:\Users\Admin\AppData\Local\Temp\Cab27FD.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

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C:\Users\Admin\AppData\Local\Temp\Tar289C.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit