388694e125dcea96561e23667b28fc549b5d6a961f9ab721f23a32ad5f0dc4ee

Analysis

max time kernel
149s
max time network
165s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
17-03-2024 17:34

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General

Target

attachment-27.xml
Size

1KB
MD5

48357393534a2b1c2fadf44c1ce63330
SHA1

c029e869851819d9c8ef2341f8161423d0b9874e
SHA256

d3e834211911711f9816f1d7d2c69d3dce3022e9d0266a129f3ce6c57f5e9111
SHA512

15ff73944339f85c730ca071ca14b6a12207d7dad79c01fb06d2b5d646d78533c24eda035a3cfbf4a83a02e4f1aaef3b3f3f78539a0dd860b0a74174238712f4

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\GPU\SubSysId = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\GPU\Revision = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "8"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\GPU\SoftwareFallback = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\GPU\VendorId = "4318"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPMigrationVer = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListDomainAttributeSet = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateLowDateTime = "74880010"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\GPU\DeviceId = "140"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\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-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "9"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "13"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateHighDateTime = "31094933"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101742937-4171729779-750941522-1000\Software\Microsoft\Internet Explorer\Protected - It is a violation of Windows Policy to modify. See aka.ms/browserpolicy	iexplore.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 1052	1756	MSOXMLED.EXE	81
PID 1756 wrote to memory of 1052	1756	MSOXMLED.EXE	81

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-27.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\attachment-27.xml
  2⤵
  - Modifies Internet Explorer settings
  PID:1052

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/1756-0-0x00007FFC5B850000-0x00007FFC5B860000-memory.dmp

Filesize
64KB

Download
memory/1756-2-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-1-0x00007FFC5B850000-0x00007FFC5B860000-memory.dmp

Filesize
64KB

Download
memory/1756-3-0x00007FFC5B850000-0x00007FFC5B860000-memory.dmp

Filesize
64KB

Download
memory/1756-4-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-5-0x00007FFC5B850000-0x00007FFC5B860000-memory.dmp

Filesize
64KB

Download
memory/1756-7-0x00007FFC5B850000-0x00007FFC5B860000-memory.dmp

Filesize
64KB

Download
memory/1756-6-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-8-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-9-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-10-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-11-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-12-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-13-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-14-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-15-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-16-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-17-0x00007FFC5B850000-0x00007FFC5B860000-memory.dmp

Filesize
64KB

Download
memory/1756-18-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-19-0x00007FFC5B850000-0x00007FFC5B860000-memory.dmp

Filesize
64KB

Download
memory/1756-21-0x00007FFC9A270000-0x00007FFC9A32D000-memory.dmp

Filesize
756KB

Download
memory/1756-22-0x00007FFC5B850000-0x00007FFC5B860000-memory.dmp

Filesize
64KB

Download
memory/1756-24-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-25-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-23-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download
memory/1756-20-0x00007FFC5B850000-0x00007FFC5B860000-memory.dmp

Filesize
64KB

Download
memory/1756-26-0x00007FFC9B7C0000-0x00007FFC9B9C9000-memory.dmp

Filesize
2.0MB

Download