3a536d908ec476955a3387b426007d0955970d9cbe58456d2c447fe502bd4590

Analysis

max time kernel
432s
max time network
1155s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
14/09/2024, 09:04

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General

Target

$TEMP/Start/Ribbon/theme-light/easyaccess.xml
Size

2KB
MD5

bd71ae5561063094ecdbb18d0f38d474
SHA1

e2eee62bfd715d2bb807ff1daf354f2954f93efc
SHA256

3a58ece9da8a88a997fb95b0ed8d81f223218f2e089192b451df8a451fcc9800
SHA512

f9c39d0a4c438402ae71eba7fce031db76c9616ec9b88592fc6f7d80b73b57d6333f567844ea13209afa662e1f879812cb0dfd0a40772d9a94be210c5cedff29

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "13"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\Protected - It is a violation of Windows Policy to modify. See aka.ms/browserpolicy	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPMigrationVer = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateHighDateTime = "31131311"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\GPU\DeviceId = "140"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListDomainAttributeSet = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateLowDateTime = "834107203"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "8"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\GPU\VendorId = "4318"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\GPU\SoftwareFallback = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\Protected - It is a violation of Windows Policy to modify. See aka.ms/browserpolicy\HomepagesUpgradeVersion = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\GPU\Revision = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "9"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\Software\Microsoft\Internet Explorer\GPU\SubSysId = "0"	iexplore.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4148 wrote to memory of 4552	4148	MSOXMLED.EXE	78
PID 4148 wrote to memory of 4552	4148	MSOXMLED.EXE	78

C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE
"C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\$TEMP\Start\Ribbon\theme-light\easyaccess.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:4148
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\$TEMP\Start\Ribbon\theme-light\easyaccess.xml
  2⤵
  - Modifies Internet Explorer settings
  PID:4552

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

memory/4148-0-0x00007FFB16EF0000-0x00007FFB16F00000-memory.dmp

Filesize
64KB

Download
memory/4148-3-0x00007FFB56F03000-0x00007FFB56F04000-memory.dmp

Filesize
4KB

Download
memory/4148-4-0x00007FFB16EF0000-0x00007FFB16F00000-memory.dmp

Filesize
64KB

Download
memory/4148-5-0x00007FFB16EF0000-0x00007FFB16F00000-memory.dmp

Filesize
64KB

Download
memory/4148-2-0x00007FFB16EF0000-0x00007FFB16F00000-memory.dmp

Filesize
64KB

Download
memory/4148-1-0x00007FFB16EF0000-0x00007FFB16F00000-memory.dmp

Filesize
64KB

Download
memory/4148-6-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-7-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-8-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-9-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-10-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-12-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-11-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-13-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-14-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-18-0x00007FFB16EF0000-0x00007FFB16F00000-memory.dmp

Filesize
64KB

Download
memory/4148-17-0x00007FFB16EF0000-0x00007FFB16F00000-memory.dmp

Filesize
64KB

Download
memory/4148-16-0x00007FFB16EF0000-0x00007FFB16F00000-memory.dmp

Filesize
64KB

Download
memory/4148-15-0x00007FFB16EF0000-0x00007FFB16F00000-memory.dmp

Filesize
64KB

Download
memory/4148-20-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download
memory/4148-19-0x00007FFB56E60000-0x00007FFB57069000-memory.dmp

Filesize
2.0MB

Download