388694e125dcea96561e23667b28fc549b5d6a961f9ab721f23a32ad5f0dc4ee

Analysis

max time kernel
148s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20240214-en
resource tags

arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
submitted
17-03-2024 17:34

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General

Target

attachment-25.xml
Size

1KB
MD5

5ee227e74e591e67a91bd8ab01be8832
SHA1

0cac99ba73240c7fb9f25b25c1b56e88b3d81a3b
SHA256

c2baeb5557a9c08dca7afdc1913b83c1915febd79e69e23300b6f61c90299c1d
SHA512

e1e4acdbd15fdce5fa9f4c66bc3036b50819369a3c92c3731072ceeece5996678400f671ace2ec6cb3becf6415d8733e9393ddd1fc1f7f2b7f6aee80dd7c1a7a

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
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "268435456"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateHighDateTime = "31094960"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\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-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPMigrationVer = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListDomainAttributeSet = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateLowDateTime = "1262557305"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionHigh = "268435456"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\GPU\DeviceId = "140"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\GPU\SubSysId = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\BrowserEmulation	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "9"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\GPU\SoftwareFallback = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\GPU\VendorId = "4318"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\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-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "8"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\GPU\Revision = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "13"	iexplore.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

MSOXMLED.EXE

description	pid	process	target process
PID 1080 wrote to memory of 5084	1080	MSOXMLED.EXE	iexplore.exe
PID 1080 wrote to memory of 5084	1080	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\attachment-25.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1080

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\attachment-25.xml
2⤵
- Modifies Internet Explorer settings
PID:5084

Network

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/1080-0-0x00007FFE756D0000-0x00007FFE756E0000-memory.dmp

Filesize
64KB

Download
memory/1080-1-0x00007FFE756D0000-0x00007FFE756E0000-memory.dmp

Filesize
64KB

Download
memory/1080-2-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-3-0x00007FFE756D0000-0x00007FFE756E0000-memory.dmp

Filesize
64KB

Download
memory/1080-6-0x00007FFE756D0000-0x00007FFE756E0000-memory.dmp

Filesize
64KB

Download
memory/1080-7-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-5-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-4-0x00007FFE756D0000-0x00007FFE756E0000-memory.dmp

Filesize
64KB

Download
memory/1080-8-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-9-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-10-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-11-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-12-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-13-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-14-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-15-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-16-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-18-0x00007FFEB4250000-0x00007FFEB430D000-memory.dmp

Filesize
756KB

Download
memory/1080-22-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-23-0x00007FFE756D0000-0x00007FFE756E0000-memory.dmp

Filesize
64KB

Download
memory/1080-24-0x00007FFEB4250000-0x00007FFEB430D000-memory.dmp

Filesize
756KB

Download
memory/1080-25-0x00007FFEB5640000-0x00007FFEB5849000-memory.dmp

Filesize
2.0MB

Download
memory/1080-21-0x00007FFE756D0000-0x00007FFE756E0000-memory.dmp

Filesize
64KB

Download
memory/1080-20-0x00007FFE756D0000-0x00007FFE756E0000-memory.dmp

Filesize
64KB

Download
memory/1080-19-0x00007FFEB4250000-0x00007FFEB430D000-memory.dmp

Filesize
756KB

Download
memory/1080-17-0x00007FFE756D0000-0x00007FFE756E0000-memory.dmp

Filesize
64KB

Download