0b29711ec115c27f4cd6963b9ea1e4febf15624f1c17d1c018611ee3df8c333c

Analysis

max time kernel
1762s
max time network
1774s
platform
windows11-21h2_x64
resource
win11-20240419-fr
resource tags

arch:x64arch:x86image:win11-20240419-frlocale:fr-fros:windows11-21h2-x64systemwindows
submitted
28/04/2024, 16:13

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General

Target

AsyncRAT/AsyncRAT.exe.xml
Size

5KB
MD5

cb1f2dcfeb5cbb5af8efa7ea40b8e908
SHA1

ceb040761554040cac2fc7ca18623498d3bfc7ce
SHA256

58f956abe9d717683f4a1cfa6f70e256c80461315a8d47b6456116b3d3075372
SHA512

f0d805bb7983a111b7083e08d5e53c30dd78a0a5fa2baa2af6c5d3395475a3399fd085d151cc8cce312c7eb3e11ac7c2cc78c49ff8a9bfba4b6ad6585caeaeea
SSDEEP

96:ur71Y7KY7KPrv0bGiver/apdgaRzV6RnwhXIJ0bGiveLapdgaRzV6RQyYKS4Ypy1:ur7S7L7OrTbCyYKS/pvrsJ+J/qJvr

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-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateLowDateTime = "4224186453"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "9"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\GPU\DeviceId = "140"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionHigh = "268435456"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\IECompatVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\VersionManager\FirstCheckForUpdateHighDateTime = "31103381"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\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-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListXMLVersionLow = "395196024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\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-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\CVListDomainAttributeSet = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "8"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPMigrationVer = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\StaleCompatCache = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\GPU\SubSysId = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\Main\OperationalData = "13"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\GPU\VendorId = "4318"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\GPU\SoftwareFallback = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\GPU\Revision = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 3372	884	MSOXMLED.EXE	80
PID 884 wrote to memory of 3372	884	MSOXMLED.EXE	80

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\AsyncRAT\AsyncRAT.exe.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:884
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\AsyncRAT\AsyncRAT.exe.xml
  2⤵
  - Modifies Internet Explorer settings
  PID:3372

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/884-3-0x00007FF98CED0000-0x00007FF98CEE0000-memory.dmp

Filesize
64KB

Download
memory/884-2-0x00007FF98CED0000-0x00007FF98CEE0000-memory.dmp

Filesize
64KB

Download
memory/884-1-0x00007FF98CED0000-0x00007FF98CEE0000-memory.dmp

Filesize
64KB

Download
memory/884-0-0x00007FF98CED0000-0x00007FF98CEE0000-memory.dmp

Filesize
64KB

Download
memory/884-5-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download
memory/884-6-0x00007FF98CED0000-0x00007FF98CEE0000-memory.dmp

Filesize
64KB

Download
memory/884-4-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download
memory/884-7-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download
memory/884-8-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download
memory/884-9-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download
memory/884-10-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download
memory/884-11-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download
memory/884-13-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download
memory/884-12-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download
memory/884-14-0x00007FF9CBE00000-0x00007FF9CBEBD000-memory.dmp

Filesize
756KB

Download
memory/884-19-0x00007FF9CBE00000-0x00007FF9CBEBD000-memory.dmp

Filesize
756KB

Download
memory/884-18-0x00007FF98CED0000-0x00007FF98CEE0000-memory.dmp

Filesize
64KB

Download
memory/884-17-0x00007FF98CED0000-0x00007FF98CEE0000-memory.dmp

Filesize
64KB

Download
memory/884-16-0x00007FF98CED0000-0x00007FF98CEE0000-memory.dmp

Filesize
64KB

Download
memory/884-15-0x00007FF98CED0000-0x00007FF98CEE0000-memory.dmp

Filesize
64KB

Download
memory/884-20-0x00007FF9CCE40000-0x00007FF9CD049000-memory.dmp

Filesize
2.0MB

Download