hxxp://www[.]psnetw[.]com/

Analysis

max time kernel
67s
max time network
136s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/10/2022, 12:58

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General

Target

http://www.psnetw.com/

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{9144DA11-4650-11ED-BD84-7E4CDA66D2DC} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e0f3d159765a7f43b6bf060b4b70c9a30000000002000000000010660000000100002000000013befef79fc1c962ea33d04c894326dfbe6ff2cd2445dd3ee5c11660eec5ad29000000000e800000000200002000000004b66ea81526543dabd9634f530594acc78b7e2991888c1bb619ece715ae4c942000000093a78cf27d3b854e3e813ef4a7cf9c8e0ff5ef7093c5b1a5d070f978bc453b3640000000b4b133f8e65f33b6ac30c0c5a77dfc80ef40e17a5c989d29660944b527bc658d77638b45ee9a33bcf46eefee235e1c879d777ec0b9f3074b2a647cde9594311c	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e0f3d159765a7f43b6bf060b4b70c9a30000000002000000000010660000000100002000000070fe567680fa47f3e1d7fc191a3ac1867b0b09bbb625c1fd1c8eea17e29dad1f000000000e8000000002000020000000c062c52641ad74f6c28c8a547b77b903dcfadea64aeab41bd0fe3e89f784d65d9000000044a9767f2715f7d51c9987fcb7c8d0deec791b91952ff1333ac4842503dda88f9facef2c21bc0618a2fb3de14e6258d4bae30acc557bf9e5f96d98235a63bcda008a00eba8b6424807ae394cdad794ccb13f68d735f3c0f150de06d81c87d1ded1cade68584fdc57a8bce32626cf06a09ebb4f75c5364a33d3439e079b0b81a539f5ad7bef44444fc0053fa35334e3ae40000000032fba9cdb74f04e481c1774b943a364c33141175ff11f29c412ddfbdf5925f391a7a0a77cd059ccf805b77a8487acd85f7d754c5b6c5db8bd94047685aefb70	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "371919712"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 806d027b5ddad801	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1980	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1980	iexplore.exe
1980	iexplore.exe
1104	IEXPLORE.EXE
1104	IEXPLORE.EXE
1104	IEXPLORE.EXE
1104	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 1104	1980	iexplore.exe	29
PID 1980 wrote to memory of 1104	1980	iexplore.exe	29
PID 1980 wrote to memory of 1104	1980	iexplore.exe	29
PID 1980 wrote to memory of 1104	1980	iexplore.exe	29

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://www.psnetw.com/
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1980 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1104

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
60KB

MD5
d15aaa7c9be910a9898260767e2490e1

SHA1
2090c53f8d9fc3fbdbafd3a1e4dc25520eb74388

SHA256
f8ebaaf487cba0c81a17c8cd680bdd2dd8e90d2114ecc54844cffc0cc647848e

SHA512
7e1c1a683914b961b5cc2fe5e4ae288b60bab43bfaa21ce4972772aa0589615c19f57e672e1d93e50a7ed7b76fbd2f1b421089dcaed277120b93f8e91b18af94

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

Filesize
304B

MD5
2866dfc0907c6c2c1d2586208c4dc18f

SHA1
4cbdc2422f0bf0c9e8c163026e82f32d5027abde

SHA256
d3f7ff55e46eb3e29a52c02f80aa0c98103e75ae8614a66da33d8ceb593ebd8a

SHA512
fa12fd544b4ac51fdf8e5f647a0846edc91c2558510841bcddbdcbe74ff35e6e2dab1baf68327cac84385306588766be9ae45ee0442475c6cb734ed857792111

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\tcz8fqz\imagestore.dat

Filesize
5KB

MD5
568c6d6cacde166bd2db4723c36940d6

SHA1
03fe05ba836e453cad6d2e618e1945d4dfd19f55

SHA256
4ff927c591f78b86d84354015c53b1fc856bd887a270e0be727d563bc52dd947

SHA512
3517a1e9dc6ab513599cc7f884e2fe0749789039f7184afbf2799865b4eee45e85ec60130b05f2b9beb8a504d71ed8c0fd6b4ec33e6887c732b71ea07f4e006e

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\1LYQY70X.txt

Filesize
608B

MD5
5898fe5e9a56e9e4a0cfe619668b01bb

SHA1
5b52ba44a2f57718c867d9eb591bb20682e14b16

SHA256
0f914165531a123eec993d4d5ea6670e957c59ce7b273e216947476fa16c1150

SHA512
1416f19ae5441b21034fed92b25f70035e7d957c12cf110d9568cedb32a0dc27f321921a9b1b182845148477ac9ed89845cafe452df19d2fca095dd76e79321c

Download Submit