92f4be23fd098350031cbe2f661f90c7377d691eec91808636d415b9741b029a

Analysis

max time kernel
206s
max time network
299s
platform
windows11-21h2_x64
resource
win11-20240214-en
resource tags

arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
submitted
21-02-2024 15:31

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General

Target

lib/NitroxPatcher.dll.xml
Size

541B
MD5

eedc5cf14768398678b0e33ae76d698f
SHA1

4c4bbe481ebbf2b91aad494ea44e9501ea7b3f38
SHA256

775b821a4b95d9bf45b6f924ad8177808e8c015430f7ec1dd68cf72fec77b528
SHA512

86c768c4710a27b381ac98f1d7a7da574b85a5aeeb949b8e6d01cfd05adff9c179cf0af0bd76e7ad13489156a1e8e400c5bb18152e949af541fef1d48d4d68ae

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-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\GPU\SubSysId = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListDomainAttributeSet = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\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-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "8"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\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-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\GPU\DeviceId = "140"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "13"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\GPU\VendorId = "4318"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateLowDateTime = "3934521143"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\GPU\SoftwareFallback = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateHighDateTime = "31089977"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "9"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPMigrationVer = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-664403437-228026989-2547995067-1000\Software\Microsoft\Internet Explorer\GPU\Revision = "0"	iexplore.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 3340	1212	MSOXMLED.EXE	83
PID 1212 wrote to memory of 3340	1212	MSOXMLED.EXE	83

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\lib\NitroxPatcher.dll.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\lib\NitroxPatcher.dll.xml
  2⤵
  - Modifies Internet Explorer settings
  PID:3340

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/1212-0-0x00007FFE8D250000-0x00007FFE8D260000-memory.dmp

Filesize
64KB

Download
memory/1212-2-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-4-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-1-0x00007FFE8D250000-0x00007FFE8D260000-memory.dmp

Filesize
64KB

Download
memory/1212-3-0x00007FFE8D250000-0x00007FFE8D260000-memory.dmp

Filesize
64KB

Download
memory/1212-6-0x00007FFE8D250000-0x00007FFE8D260000-memory.dmp

Filesize
64KB

Download
memory/1212-7-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-5-0x00007FFE8D250000-0x00007FFE8D260000-memory.dmp

Filesize
64KB

Download
memory/1212-8-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-9-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-11-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-10-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-13-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-14-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-12-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-17-0x00007FFE8D250000-0x00007FFE8D260000-memory.dmp

Filesize
64KB

Download
memory/1212-19-0x00007FFE8D250000-0x00007FFE8D260000-memory.dmp

Filesize
64KB

Download
memory/1212-21-0x00007FFE8D250000-0x00007FFE8D260000-memory.dmp

Filesize
64KB

Download
memory/1212-22-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-20-0x00007FFECBAE0000-0x00007FFECBB9D000-memory.dmp

Filesize
756KB

Download
memory/1212-18-0x00007FFECD1C0000-0x00007FFECD3C9000-memory.dmp

Filesize
2.0MB

Download
memory/1212-16-0x00007FFECBAE0000-0x00007FFECBB9D000-memory.dmp

Filesize
756KB

Download
memory/1212-15-0x00007FFE8D250000-0x00007FFE8D260000-memory.dmp

Filesize
64KB

Download