a734553eab322544cc5373f3b7f185e45fd02c5671e329e63756e1c59d4ac486

Analysis

max time kernel
83s
max time network
266s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
21/10/2023, 08:43

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General

Target

rubyinstaller-2.7.8-1-x86/share/doc/ruby/html/ACL/ACLList.html
Size

6KB
MD5

61def77eaf9f4600a02ff02d9e402523
SHA1

3fdfdf2f91a3716daf76dffe54f21201911b517e
SHA256

f2edf398fb72dc9c4f13c514551b217f09bd502281e4b5657d0b9efee514f6ae
SHA512

b99ca27766c1384309d8a756281d4b9b238623724b1c60ff36b88edd0c0a1eae0f53df1ad44efb5faeff239d01e019d8524584ed04976cf73a92a8d075934c98
SSDEEP

96:saXNCHmD4PWm4xfmHFBoUiBvBO8ZPlnoaMXbWdqIynrh8ELS:saXqyfgFBaBvBO8D0SErh8qS

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 41 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007e8b88faf517d14791d81dca24fc167b00000000020000000000106600000001000020000000ce62f2a5ff1a01925c0497e37fed24134478dad3cf3c28d18af3e96c172adf74000000000e8000000002000020000000c0de593e6db2f7781e8e1e074ef8034877bb354cb4e7561e9b5b90e49539416d2000000065fbb2c9470923da308927b9ffad87eb760ec75f3ce62fe49927b7484e759d9c400000007501a88160db014ce4d43b8ab6ba1c9cf3e79ab9751eaed999e2b67ef8d1f362b9b70403260a3065d1e29d35de3b9f221dbeaf715c67550db52250c93cd204bd	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "404643812"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31065085"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31065085"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007e8b88faf517d14791d81dca24fc167b000000000200000000001066000000010000200000007a95935973c80b53708dcccb669ac561cd7b9f74ac149df23ff5eb307861aae4000000000e80000000020000200000003739be26a60e362b65eee43548b9737ae9a86e33fd8dbfaf8c8bf14528f9ce9e2000000037997a2113ebdc3ff25ec0d5271b90c4d81d03d42e6f1219613b2cddf806b3a5400000000d57b186d2e58e213c6b402efb750d81aa3e1dea9dc49de79a94ca9fae30de3c4ccb164ebc056d331a4877cdc556a187d4f883e55dfd494ecbf0ea6b1679040d	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\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-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "564020457"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 203d5723fd03da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "564020457"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{4D398349-6FF0-11EE-9F98-6252ACDB5D72} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0e62223fd03da01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "572929034"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31065085"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3920	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3920	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3920	iexplore.exe
3920	iexplore.exe
516	IEXPLORE.EXE
516	IEXPLORE.EXE
516	IEXPLORE.EXE
516	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3920 wrote to memory of 516	3920	iexplore.exe	81
PID 3920 wrote to memory of 516	3920	iexplore.exe	81
PID 3920 wrote to memory of 516	3920	iexplore.exe	81

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\rubyinstaller-2.7.8-1-x86\share\doc\ruby\html\ACL\ACLList.html
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3920
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3920 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:516

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\Local\Microsoft\Windows\INetCache\IE\TOKBMZA5\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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