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
146s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-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/drv13260.dll
-
Size
100KB
-
MD5
738841fd8c4c708bcb79a5a2b734713c
-
SHA1
9fe1a1821c326e2546deda0b21d3f8e2f20faa98
-
SHA256
93d1bdc988067375fb3fe203d9688429dd7399cb69d17ef3b314b21dcfb07ccd
-
SHA512
0d55f2f0e57b2a458828e0def52da895916cf5dc2d865418b254a4d7df00ce0c96aa0738db2f056ca5f56984a4d8808da5e48dd91390de627b681d651662ff8e
-
SSDEEP
1536:N5reeEcdd9INF7s+NYVRh15TTVVuRh15TTVVIZiuATGMV+D8sX7RV0QTstcc7Xsc:naVyI3LNsZuh8VTEcc7cc
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 5116 1660 WerFault.exe 14 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2228 wrote to memory of 1660 2228 rundll32.exe 14 PID 2228 wrote to memory of 1660 2228 rundll32.exe 14 PID 2228 wrote to memory of 1660 2228 rundll32.exe 14
Processes
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MediaCoder\codecs\drv13260.dll,#11⤵PID:1660
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 6162⤵
- Program crash
PID:5116
-
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MediaCoder\codecs\drv13260.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2228
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 1660 -ip 16601⤵PID:3204