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Overview
overview
7Static
static
7MediaCoder/GPL.html
windows7-x64
1MediaCoder/GPL.html
windows10-2004-x64
1MediaCoder...er.url
windows7-x64
6MediaCoder...er.url
windows10-2004-x64
3MediaCoder...er.dll
windows7-x64
3MediaCoder...er.dll
windows10-2004-x64
3MediaCoder...ll.dll
windows7-x64
1MediaCoder...ll.dll
windows10-2004-x64
3MediaCoder...UI.exe
windows7-x64
7MediaCoder...UI.exe
windows10-2004-x64
7MediaCoder...nc.dll
windows7-x64
3MediaCoder...nc.dll
windows10-2004-x64
3MediaCoder...60.dll
windows7-x64
1MediaCoder...60.dll
windows10-2004-x64
3MediaCoder...60.dll
windows7-x64
3MediaCoder...60.dll
windows10-2004-x64
3MediaCoder...ia.dll
windows7-x64
3MediaCoder...ia.dll
windows10-2004-x64
3MediaCoder...60.dll
windows7-x64
1MediaCoder...60.dll
windows10-2004-x64
3MediaCoder...60.dll
windows7-x64
3MediaCoder...60.dll
windows10-2004-x64
3MediaCoder...60.dll
windows7-x64
3MediaCoder...60.dll
windows10-2004-x64
3MediaCoder...60.dll
windows7-x64
3MediaCoder...60.dll
windows10-2004-x64
3MediaCoder...ac.exe
windows7-x64
1MediaCoder...ac.exe
windows10-2004-x64
1MediaCoder...eg.exe
windows7-x64
7MediaCoder...eg.exe
windows10-2004-x64
7MediaCoder...ac.exe
windows7-x64
1MediaCoder...ac.exe
windows10-2004-x64
1Analysis
-
max time kernel
117s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
30/12/2023, 01:51
Behavioral task
behavioral1
Sample
MediaCoder/GPL.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
MediaCoder/GPL.html
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
MediaCoder/MediaCoder.url
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
MediaCoder/MediaCoder.url
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
MediaCoder/codecs/DiracEncoder.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
MediaCoder/codecs/DiracEncoder.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
MediaCoder/codecs/MACDll.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
MediaCoder/codecs/MACDll.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral9
Sample
MediaCoder/codecs/MPUI.exe
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
MediaCoder/codecs/MPUI.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
MediaCoder/codecs/aacPlusEnc.dll
Resource
win7-20231129-en
Behavioral task
behavioral12
Sample
MediaCoder/codecs/aacPlusEnc.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
MediaCoder/codecs/atrc3260.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
MediaCoder/codecs/atrc3260.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
MediaCoder/codecs/cook3260.dll
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
MediaCoder/codecs/cook3260.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral17
Sample
MediaCoder/codecs/ct-libisomedia.dll
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
MediaCoder/codecs/ct-libisomedia.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral19
Sample
MediaCoder/codecs/drv13260.dll
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
MediaCoder/codecs/drv13260.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral21
Sample
MediaCoder/codecs/drv23260.dll
Resource
win7-20231215-en
Behavioral task
behavioral22
Sample
MediaCoder/codecs/drv23260.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
MediaCoder/codecs/drv33260.dll
Resource
win7-20231215-en
Behavioral task
behavioral24
Sample
MediaCoder/codecs/drv33260.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral25
Sample
MediaCoder/codecs/drv43260.dll
Resource
win7-20231215-en
Behavioral task
behavioral26
Sample
MediaCoder/codecs/drv43260.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral27
Sample
MediaCoder/codecs/faac.exe
Resource
win7-20231129-en
Behavioral task
behavioral28
Sample
MediaCoder/codecs/faac.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral29
Sample
MediaCoder/codecs/ffmpeg.exe
Resource
win7-20231215-en
Behavioral task
behavioral30
Sample
MediaCoder/codecs/ffmpeg.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral31
Sample
MediaCoder/codecs/flac.exe
Resource
win7-20231215-en
Behavioral task
behavioral32
Sample
MediaCoder/codecs/flac.exe
Resource
win10v2004-20231222-en
General
-
Target
MediaCoder/codecs/MACDll.dll
-
Size
188KB
-
MD5
c701e21de1c74a3679fa64f29aab6e1e
-
SHA1
69e41b4d087c6b5d11a66913c915fe26ccabcb1c
-
SHA256
f76f21e808983f48d64587c05b5fcc35529d9581028522f79e46b35d85a56285
-
SHA512
66bfbfb997c1f73665084be0e6e1f646af49fc496ca64347e924c55b155a8d145dd8a70fbe20113f6ba8fc19076cefc75f27e10a334954d6bbec41c7d52d1c86
-
SSDEEP
3072:SzMlfO3xucXoLrbt+TppuVbmzYkbqydSDEbazkGBs:SzXBrerb4AbmE0fdSZLs
Malware Config
Signatures
-
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1888 wrote to memory of 1696 1888 rundll32.exe 28 PID 1888 wrote to memory of 1696 1888 rundll32.exe 28 PID 1888 wrote to memory of 1696 1888 rundll32.exe 28 PID 1888 wrote to memory of 1696 1888 rundll32.exe 28 PID 1888 wrote to memory of 1696 1888 rundll32.exe 28 PID 1888 wrote to memory of 1696 1888 rundll32.exe 28 PID 1888 wrote to memory of 1696 1888 rundll32.exe 28
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MediaCoder\codecs\MACDll.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MediaCoder\codecs\MACDll.dll,#12⤵PID:1696
-