hxxps://tinyurl[.]com/kbt2va6z

Analysis

max time kernel
66s
max time network
69s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
06/01/2023, 17:24

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General

Target

https://tinyurl.com/kbt2va6z

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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "379790868"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a09d16e3f321d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007ceebcc37ca6ee47b8e987c22c88adcb00000000020000000000106600000001000020000000015a48f4a83a4420500be18775e81fb1ee4f655539b5120deacdcec46c3ce714000000000e80000000020000200000005262b15649dc7c66bca2a254405f7e3736298191cb8bfca37d696dbe9327f529200000007be5cb5dbd251dc616062a949f26817fac39102131a3e7c62dbd0424e0eaae0f4000000059da861394c4a378aedcfdccb25fecfee60f275caa7781639f1f9b3237565058a2e9cef08cd3b58b1c1d6bdc0127e9704902e67c5039fbdc8b4c1bfae85b4df5	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{0838DEE1-8DE7-11ED-BBEB-FA28CBED7ACF} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
840	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
840	iexplore.exe
840	iexplore.exe
344	IEXPLORE.EXE
344	IEXPLORE.EXE
344	IEXPLORE.EXE
344	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 344	840	iexplore.exe	28
PID 840 wrote to memory of 344	840	iexplore.exe	28
PID 840 wrote to memory of 344	840	iexplore.exe	28
PID 840 wrote to memory of 344	840	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://tinyurl.com/kbt2va6z
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:840
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:840 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:344

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\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
ae8c311259833ec07b8e69eae124764d

SHA1
75acfaa71ded566169f7ba6479c23b2354fb2724

SHA256
4cdb37b38afba08ab21ada3f3a2d2c9ae4e59e8ec7590f7b3553b84661ea9fc0

SHA512
3661a142be14845b8a0773e420446a093b7bc25508bae010ece5d838e97b9a82a781ee8453b55ccc2e7a6e8490464a1073b497ef2af148cec1fcd01614e9092b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\309axvf\imagestore.dat

Filesize
10KB

MD5
42937968d419cafdd8f12db03835284d

SHA1
91963c479667dcf8880cde2a85ea860d2a44afb3

SHA256
6d7e970ceae7879352b1c0ecb9b8bb4b26377d66eee458c12b8230640fc858c1

SHA512
b4eb0df4cae15d850730db3b3d30ec28611171170ed63f0e2763a8515da0dd8f33c16dc9c886c6895bfbb7ef50ee4a7990b1cc276da46aadc2b3c38c4e509ff1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\QCDS1VID.txt

Filesize
608B

MD5
00ec7f8b0e7bc97838773b5e8135b2cf

SHA1
e3eeb051611ecf9ff632e36de3d28158a1ceb63b

SHA256
a112acc8bc6f7c6ed95e39abc37a0bcd19df2ecd56e75a4fdd8fb9a60105ffe0

SHA512
a5f312dcc684641a5e8b6cc43b9008f80a853271925530c717266934c3e4804a2f62cfe479311ec30ad6efb113d1758357f47df74259adc0161a1122bfb9e86f

Download Submit