1ca3944f83851fc1503a7afd3e25898940230d19494115f0b6f05dfff2203e30 | Triage™

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Reports

Overview

overview

3

Static

static

3

Microsoft....4.appx

windows10-2004-x64

Microsoft....4.appx

windows11-21h2-x64

arm64/HEVC...RE.dll

windows10-2004-x64

1

arm64/HEVC...RE.dll

windows11-21h2-x64

1

arm64/mfH265Enc.dll

windows10-2004-x64

1

arm64/mfH265Enc.dll

windows11-21h2-x64

1

arm64/msh2...re.dll

windows10-2004-x64

1

arm64/msh2...re.dll

windows11-21h2-x64

1

x64/HEVCDE...RE.dll

windows10-2004-x64

1

x64/mfH265Enc.dll

windows10-2004-x64

1

x64/msh265...re.dll

windows10-2004-x64

1

x64/msh265...re.dll

windows11-21h2-x64

1

x86/HEVCDE...RE.dll

windows10-2004-x64

3

x86/mfH265Enc.dll

windows10-2004-x64

3

x86/msh265...re.dll

windows10-2004-x64

3

x86/msh265...re.dll

windows11-21h2-x64

3

Microsoft....4.appx

windows10-2004-x64

Microsoft....4.appx

windows11-21h2-x64

x64/HEVCDE...RE.dll

windows10-2004-x64

1

x64/mfH265Enc.dll

windows10-2004-x64

1

x64/msh265...re.dll

windows10-2004-x64

1

x64/msh265...re.dll

windows11-21h2-x64

1

x86/HEVCDE...RE.dll

windows10-2004-x64

3

x86/mfH265Enc.dll

windows10-2004-x64

3

x86/msh265...re.dll

windows10-2004-x64

3

x86/msh265...re.dll

windows11-21h2-x64

3

Analysis

max time kernel
149s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
08/06/2026, 13:54

Sharing

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Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

Microsoft.HEVCVideoExtension_8wekyb3d8bbwe.arm64.appx

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral2

Sample

Microsoft.HEVCVideoExtension_8wekyb3d8bbwe.arm64.appx

Resource

win11-20260513-en

windows11-21h2-x64

0 signatures

150 seconds

Behavioral task

behavioral3

Sample

arm64/HEVCDECODER_STORE.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral4

Sample

arm64/HEVCDECODER_STORE.dll

Resource

win11-20260513-en

windows11-21h2-x64

0 signatures

150 seconds

Behavioral task

behavioral5

Sample

arm64/mfH265Enc.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral6

Sample

arm64/mfH265Enc.dll

Resource

win11-20260513-en

windows11-21h2-x64

0 signatures

150 seconds

Behavioral task

behavioral7

Sample

arm64/msh265enchmft_store.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral8

Sample

arm64/msh265enchmft_store.dll

Resource

win11-20260513-en

windows11-21h2-x64

0 signatures

150 seconds

Behavioral task

behavioral9

Sample

x64/HEVCDECODER_STORE.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral10

Sample

x64/mfH265Enc.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral11

Sample

x64/msh265enchmft_store.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral12

Sample

x64/msh265enchmft_store.dll

Resource

win11-20260513-en

windows11-21h2-x64

0 signatures

150 seconds

Behavioral task

behavioral13

Sample

x86/HEVCDECODER_STORE.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

3 signatures

150 seconds

Behavioral task

behavioral14

Sample

x86/mfH265Enc.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

3 signatures

150 seconds

Behavioral task

behavioral15

Sample

x86/msh265enchmft_store.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

2 signatures

150 seconds

Behavioral task

behavioral16

Sample

x86/msh265enchmft_store.dll

Resource

win11-20260513-en

windows11-21h2-x64

2 signatures

150 seconds

Behavioral task

behavioral17

Sample

Microsoft.HEVCVideoExtension_8wekyb3d8bbwe.x64.appx

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral18

Sample

Microsoft.HEVCVideoExtension_8wekyb3d8bbwe.x64.appx

Resource

win11-20260513-en

windows11-21h2-x64

0 signatures

150 seconds

Behavioral task

behavioral19

Sample

x64/HEVCDECODER_STORE.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral20

Sample

x64/mfH265Enc.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral21

Sample

x64/msh265enchmft_store.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

0 signatures

150 seconds

Behavioral task

behavioral22

Sample

x64/msh265enchmft_store.dll

Resource

win11-20260513-en

windows11-21h2-x64

0 signatures

150 seconds

Behavioral task

behavioral23

Sample

x86/HEVCDECODER_STORE.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

3 signatures

150 seconds

Behavioral task

behavioral24

Sample

x86/mfH265Enc.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

3 signatures

150 seconds

Behavioral task

behavioral25

Sample

x86/msh265enchmft_store.dll

Resource

win10v2004-20260513-en

windows10-2004-x64

2 signatures

150 seconds

Behavioral task

behavioral26

Sample

x86/msh265enchmft_store.dll

Resource

win11-20260513-en

windows11-21h2-x64

2 signatures

150 seconds

Report Analysis Logs

General

Target
arm64/HEVCDECODER_STORE.dll
Size 1.6MB
Sample260608-q7yl5sfs21
SHA256 1ca3944f83851fc1503a7afd3e25898940230d19494115f0b6f05dfff2203e30
MD5 6986245baba79b53437ce5a50429a9c2
SHA1 2b4b0e801b2e41199a1846886b9aeeed96141416
SHA512 392db769670128e692dbb53786c79cf64b73dcb902c4e70e2f66ac6530ea92dddd7459f663dfc50fac429523496357939636ffdf0ac6860b121e5c5fd707a720
SSDEEP 24576:Y1zJGkWmA2vujn9NEQ9t/pAbLTEsVe5erVtcrN0dZImyGvboP3K:xmA2o96u3adPbofK
TLSH
T10C758DA16F4DB873E7C3A23CCB6A9614356BF529D870C14B2122175FFCA9BD499A0313
MD5 SHA1 SHA512 SSDEEP TLSH

Score

1^/10

Malware Config

Signatures

Processes

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\arm64\HEVCDECODER_STORE.dll,#1
1⤵
PID:4472

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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