51a8255b49900d66ec1640d09f12c057b8d0a2e0dbc6e8dee2f61b959a52b2a0

Resubmissions

12-06-2024 04:46

240612-feblss1ejn 10

05-05-2024 21:44

240505-1lv91aeg6z 10

05-05-2024 21:21

240505-z7h15aec4t 10

Analysis

max time kernel
91s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
05-05-2024 21:44

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General

Target

settings.xml
Size

402B
MD5

3e7e03412bcd80ed563e36650836ffb8
SHA1

9b76f430a0c6135424422cd717a960ede9a15e22
SHA256

3ca285b097d81d2e5e6f375cea2840ab70e76fd55a9ad89b8e35cf70bc7eba8c
SHA512

96b4b986c1748d494650511af056298a29a64683288f9f191efeb3b88ecc31a83bbff2433b8d947b22c9ff0f2f5c73ff0324efbac0d04f2f55b5ed228a0f1525

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\GPU\SubSysId = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\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-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\GPU\Revision = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\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-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPMigrationVer = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\GPU\DeviceId = "140"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListDomainAttributeSet = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "13"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\GPU\SoftwareFallback = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateLowDateTime = "1550631524"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "8"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "9"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateHighDateTime = "31104911"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\GPU\VendorId = "4318"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "395196024"	iexplore.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

MSOXMLED.EXE

description	pid	process	target process
PID 5012 wrote to memory of 4600	5012	MSOXMLED.EXE	iexplore.exe
PID 5012 wrote to memory of 4600	5012	MSOXMLED.EXE	iexplore.exe

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\settings.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:5012

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\settings.xml
2⤵
- Modifies Internet Explorer settings
PID:4600

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/5012-4-0x00007FFF11F30000-0x00007FFF11F40000-memory.dmp

Filesize
64KB

Download
memory/5012-8-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-9-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-10-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-13-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-15-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-17-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-18-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-16-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-23-0x00007FFF11F30000-0x00007FFF11F40000-memory.dmp

Filesize
64KB

Download
memory/5012-24-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-22-0x00007FFF11F30000-0x00007FFF11F40000-memory.dmp

Filesize
64KB

Download
memory/5012-21-0x00007FFF11F30000-0x00007FFF11F40000-memory.dmp

Filesize
64KB

Download
memory/5012-20-0x00007FFF11F30000-0x00007FFF11F40000-memory.dmp

Filesize
64KB

Download
memory/5012-19-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-14-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-12-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-11-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-7-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-6-0x00007FFF51EA0000-0x00007FFF520A9000-memory.dmp

Filesize
2.0MB

Download
memory/5012-5-0x00007FFF51F43000-0x00007FFF51F44000-memory.dmp

Filesize
4KB

Download
memory/5012-3-0x00007FFF11F30000-0x00007FFF11F40000-memory.dmp

Filesize
64KB

Download
memory/5012-2-0x00007FFF11F30000-0x00007FFF11F40000-memory.dmp

Filesize
64KB

Download
memory/5012-1-0x00007FFF11F30000-0x00007FFF11F40000-memory.dmp

Filesize
64KB

Download
memory/5012-0-0x00007FFF11F30000-0x00007FFF11F40000-memory.dmp

Filesize
64KB

Download