Overview
overview
7Static
static
7FFSetup230.exe
windows7-x64
7FFSetup230.exe
windows10-2004-x64
7FFModules/...ls.dll
windows7-x64
1FFModules/...ls.dll
windows10-2004-x64
1FFModules/...er.dll
windows7-x64
1FFModules/...er.dll
windows10-2004-x64
1FFModules/...ec.dll
windows7-x64
1FFModules/...ec.dll
windows10-2004-x64
1FFModules/...er.dll
windows7-x64
1FFModules/...er.dll
windows10-2004-x64
1FFModules/...ec.dll
windows7-x64
1FFModules/...ec.dll
windows10-2004-x64
1FFModules/...er.dll
windows7-x64
1FFModules/...er.dll
windows10-2004-x64
1FFModules/...er.dll
windows7-x64
1FFModules/...er.dll
windows10-2004-x64
1FFModules/...er.dll
windows7-x64
1FFModules/...er.dll
windows10-2004-x64
1FFModules/...dj.dll
windows7-x64
1FFModules/...dj.dll
windows10-2004-x64
1FFModules/...er.dll
windows7-x64
1FFModules/...er.dll
windows10-2004-x64
1FFModules/...ve.dll
windows7-x64
1FFModules/...ve.dll
windows10-2004-x64
1FFModules/...er.dll
windows7-x64
1FFModules/...er.dll
windows10-2004-x64
1FFModules/...er.dll
windows7-x64
1FFModules/...er.dll
windows10-2004-x64
1FFModules/...er.exe
windows7-x64
1FFModules/...er.exe
windows10-2004-x64
1FFModules/...52.dll
windows7-x64
3FFModules/...52.dll
windows10-2004-x64
3Analysis
- max time kernel
144s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
12/06/2024, 10:37
Behavioral task
behavioral1
Sample
FFSetup230.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
FFSetup230.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral3
Sample
FFModules/RMCodecs/tools/rmtools.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
FFModules/RMCodecs/tools/rmtools.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
FFModules/RMCodecs/tools/rmwriter.dll
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
FFModules/RMCodecs/tools/rmwriter.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
FFModules/RMCodecs/tools/rnaudiocodec.dll
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
FFModules/RMCodecs/tools/rnaudiocodec.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral9
Sample
FFModules/RMCodecs/tools/rnaudiopacketizer.dll
Resource
win7-20240611-en
Behavioral task
behavioral10
Sample
FFModules/RMCodecs/tools/rnaudiopacketizer.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
FFModules/RMCodecs/tools/rnvideocodec.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
FFModules/RMCodecs/tools/rnvideocodec.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
FFModules/RMCodecs/tools/rnvideopacketizer.dll
Resource
win7-20240611-en
Behavioral task
behavioral14
Sample
FFModules/RMCodecs/tools/rnvideopacketizer.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral15
Sample
FFModules/RMCodecs/tools/videocolorconverter.dll
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
FFModules/RMCodecs/tools/videocolorconverter.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
FFModules/RMCodecs/tools/videodupframedropper.dll
Resource
win7-20240220-en
Behavioral task
behavioral18
Sample
FFModules/RMCodecs/tools/videodupframedropper.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
FFModules/RMCodecs/tools/videolumaadj.dll
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
FFModules/RMCodecs/tools/videolumaadj.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
FFModules/RMCodecs/tools/videonoisefilter.dll
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
FFModules/RMCodecs/tools/videonoisefilter.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
FFModules/RMCodecs/tools/videoprogressive.dll
Resource
win7-20240508-en
Behavioral task
behavioral24
Sample
FFModules/RMCodecs/tools/videoprogressive.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral25
Sample
FFModules/RMCodecs/tools/videoresizer.dll
Resource
win7-20240611-en
Behavioral task
behavioral26
Sample
FFModules/RMCodecs/tools/videoresizer.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
FFModules/RMCodecs/tools/wavreader.dll
Resource
win7-20240611-en
Behavioral task
behavioral28
Sample
FFModules/RMCodecs/tools/wavreader.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
FFModules/RMEncoder.exe
Resource
win7-20240220-en
Behavioral task
behavioral30
Sample
FFModules/RMEncoder.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral31
Sample
FFModules/avcodec-52.dll
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
FFModules/avcodec-52.dll
Resource
win10v2004-20240508-en
General
- Target FFModules/RMCodecs/tools/videodupframedropper.dll
- Size 31KB
- Sample240612-mn9zaavepr
- SHA256 51ba8b7c111a32b5d4e03e6eeb6815a3e6ad72fa1b13f2bc86a58c02d89e951b
- MD5 dd373093dbb401946d75ed7820f1e3b3
- SHA1 eaa9fa0202142d00434f786393cf1eee686c72bf
- SHA512 d42750b4a16835edfdd7cbc13d135a9f0f07d48aabffb2f5fa64bc20d57d37175058b7969e1ea9cdc7fa783be0909e0f43eb4803605748873f60b8c008730de2
- SSDEEP 384:JYWIkCMjb5i9kLYED/z56FK90vJh8h6wR0yIi0NLPVAGlcuwN0o3PTz5ogcaGruK:qCb4983/d6490BxyclVz3wNua8ow
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4752 wrote to memory of 4604 4752 rundll32.exe 82 PID 4752 wrote to memory of 4604 4752 rundll32.exe 82 PID 4752 wrote to memory of 4604 4752 rundll32.exe 82
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\FFModules\RMCodecs\tools\videodupframedropper.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4752 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\FFModules\RMCodecs\tools\videodupframedropper.dll,#12⤵PID:4604
-