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
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
05-05-2024 21:44

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General

Target

Octokit.xml
Size

2.4MB
MD5

26a2f8988de45e32c7c0d022d9eabe0d
SHA1

0ab0a59b20b0cb4574caa0095026c7aeb8b750ff
SHA256

674c4c92687b1826e6d1e1d6554905c2245beb06f11cbfc473e2b0a4a90b087b
SHA512

f27e9a4934fd5c54b914ab6d7e3ca5b914eda535f2f08619c9bd74558919cf0e5e49860dbb53833b0a0c675c9b16a0e1f7f8df0a102664cdd76c8fbc5cd76f8d
SSDEEP

49152:JRC73RnFgOcOKqHdnqxkKdc/N6WSaIqELdvdhBKcqBo3h8vi50dRDdruPxP5F:H

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-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "9"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\GPU\DeviceId = "140"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPMigrationVer = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateLowDateTime = "1404937196"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "13"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\Protected - It is a violation of Windows Policy to modify. See aka.ms/browserpolicy\HomepagesUpgradeVersion = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\GPU\SoftwareFallback = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\GPU\SubSysId = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "395196024"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "8"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListDomainAttributeSet = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\GPU\VendorId = "4318"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\GPU\Revision = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateHighDateTime = "31104865"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\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

Processes:

MSOXMLED.EXE

description	pid	process	target process
PID 4328 wrote to memory of 3504	4328	MSOXMLED.EXE	iexplore.exe
PID 4328 wrote to memory of 3504	4328	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\Octokit.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:4328

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Octokit.xml
2⤵
- Modifies Internet Explorer settings
PID:3504

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/4328-5-0x00007FFE4BF90000-0x00007FFE4BFA0000-memory.dmp

Filesize
64KB

Download
memory/4328-4-0x00007FFE8BFA3000-0x00007FFE8BFA4000-memory.dmp

Filesize
4KB

Download
memory/4328-3-0x00007FFE4BF90000-0x00007FFE4BFA0000-memory.dmp

Filesize
64KB

Download
memory/4328-2-0x00007FFE4BF90000-0x00007FFE4BFA0000-memory.dmp

Filesize
64KB

Download
memory/4328-1-0x00007FFE4BF90000-0x00007FFE4BFA0000-memory.dmp

Filesize
64KB

Download
memory/4328-0-0x00007FFE4BF90000-0x00007FFE4BFA0000-memory.dmp

Filesize
64KB

Download
memory/4328-6-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-8-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-9-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-11-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-10-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-7-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-13-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-12-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-15-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-14-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-19-0x00007FFE4BF90000-0x00007FFE4BFA0000-memory.dmp

Filesize
64KB

Download
memory/4328-16-0x00007FFE4BF90000-0x00007FFE4BFA0000-memory.dmp

Filesize
64KB

Download
memory/4328-20-0x00007FFE8BF00000-0x00007FFE8C109000-memory.dmp

Filesize
2.0MB

Download
memory/4328-18-0x00007FFE4BF90000-0x00007FFE4BFA0000-memory.dmp

Filesize
64KB

Download
memory/4328-17-0x00007FFE4BF90000-0x00007FFE4BFA0000-memory.dmp

Filesize
64KB

Download