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
50s - max time network
53s - 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/videoresizer.dll
- Size 40KB
- Sample240612-mn9zaavepr
- SHA256 c30302fe3fa73efb4632f50b3362258b2645001f704b52325d93212b97d4bde3
- MD5 8c58da0f2b44f43c2f0518b881e9df28
- SHA1 09a1670967fe1baeedaaaca49f519c91e4cda302
- SHA512 27f5c43238d2dffe54b6babc102f3553016aac5caf183ff0e4d0446aca38f6161ae91e7293a8207706664e6da203c720f29f7655ccaa47b965629d748101e9b3
- SSDEEP 768:/oksyLBMaHOZe6MRCA/aG2IW1QL4qNfasCPaya:bzFMQOZZMUMx2HaL4YfasC1a
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3744 wrote to memory of 2892 3744 rundll32.exe 83 PID 3744 wrote to memory of 2892 3744 rundll32.exe 83 PID 3744 wrote to memory of 2892 3744 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\FFModules\RMCodecs\tools\videoresizer.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3744 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\FFModules\RMCodecs\tools\videoresizer.dll,#12⤵PID:2892
-