Overview
overview
7Static
static
3a0faaea087...18.exe
windows7-x64
7a0faaea087...18.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows7-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$SYSDIR/In...er.dll
windows7-x64
3$SYSDIR/In...er.dll
windows10-2004-x64
3$SYSDIR/LAVAudio.dll
windows7-x64
3$SYSDIR/LAVAudio.dll
windows10-2004-x64
3$SYSDIR/LA...er.dll
windows7-x64
3$SYSDIR/LA...er.dll
windows10-2004-x64
3$SYSDIR/LAVVideo.dll
windows7-x64
3$SYSDIR/LAVVideo.dll
windows10-2004-x64
3$SYSDIR/MPG4C32.dll
windows7-x64
3$SYSDIR/MPG4C32.dll
windows10-2004-x64
3$SYSDIR/av...53.dll
windows7-x64
3$SYSDIR/av...53.dll
windows10-2004-x64
3$SYSDIR/av...-2.dll
windows7-x64
3$SYSDIR/av...-2.dll
windows10-2004-x64
3$SYSDIR/av...53.dll
windows7-x64
3$SYSDIR/av...53.dll
windows10-2004-x64
3$SYSDIR/av...51.dll
windows7-x64
3$SYSDIR/av...51.dll
windows10-2004-x64
3$SYSDIR/libbluray.dll
windows7-x64
3$SYSDIR/libbluray.dll
windows10-2004-x64
3$SYSDIR/mp...er.dll
windows7-x64
3$SYSDIR/mp...er.dll
windows10-2004-x64
3$SYSDIR/mpg4ds32.dll
windows7-x64
3$SYSDIR/mpg4ds32.dll
windows10-2004-x64
3Analysis
-
max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
17-08-2024 03:08
Static task
static1
Behavioral task
behavioral1
Sample
a0faaea087a29e3462421661f51c2f81_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
a0faaea087a29e3462421661f51c2f81_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240729-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$SYSDIR/IntelQuickSyncDecoder.dll
Resource
win7-20240705-en
Behavioral task
behavioral10
Sample
$SYSDIR/IntelQuickSyncDecoder.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$SYSDIR/LAVAudio.dll
Resource
win7-20240729-en
Behavioral task
behavioral12
Sample
$SYSDIR/LAVAudio.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$SYSDIR/LAVSplitter.dll
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
$SYSDIR/LAVSplitter.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
$SYSDIR/LAVVideo.dll
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
$SYSDIR/LAVVideo.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
$SYSDIR/MPG4C32.dll
Resource
win7-20240705-en
Behavioral task
behavioral18
Sample
$SYSDIR/MPG4C32.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
$SYSDIR/avcodec-lav-53.dll
Resource
win7-20240708-en
Behavioral task
behavioral20
Sample
$SYSDIR/avcodec-lav-53.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
$SYSDIR/avfilter-lav-2.dll
Resource
win7-20240705-en
Behavioral task
behavioral22
Sample
$SYSDIR/avfilter-lav-2.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
$SYSDIR/avformat-lav-53.dll
Resource
win7-20240708-en
Behavioral task
behavioral24
Sample
$SYSDIR/avformat-lav-53.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
$SYSDIR/avutil-lav-51.dll
Resource
win7-20240729-en
Behavioral task
behavioral26
Sample
$SYSDIR/avutil-lav-51.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
$SYSDIR/libbluray.dll
Resource
win7-20240704-en
Behavioral task
behavioral28
Sample
$SYSDIR/libbluray.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
$SYSDIR/mp4decoder.dll
Resource
win7-20240704-en
Behavioral task
behavioral30
Sample
$SYSDIR/mp4decoder.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
$SYSDIR/mpg4ds32.dll
Resource
win7-20240708-en
Behavioral task
behavioral32
Sample
$SYSDIR/mpg4ds32.dll
Resource
win10v2004-20240802-en
General
-
Target
$SYSDIR/MPG4C32.dll
-
Size
404KB
-
MD5
3f81e76e701bb4e00d3cce7a1a751fb2
-
SHA1
d65379b26c653a0842e649eb76399c7c0cda3b22
-
SHA256
19305bac9452a61b757db35dfe189369d4311c4203699cb4cbb3af5f590a8e04
-
SHA512
f9e7750d6b08a823d86ffa19a50723c78bcd9ca83be024caf572a9fd4158c2fbe7df98ea390621e78a0979fa49244d9c5ac745e56f475af49f97f5a20bd182f9
-
SSDEEP
6144:E/0BAIcKDZT+6zz8fK7o1yB+c8My7hFMMhmnslB3dJXRRmWds:E4nFLzWckcyzD4slR/RRmAs
Malware Config
Signatures
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2396 wrote to memory of 2720 2396 rundll32.exe 30 PID 2396 wrote to memory of 2720 2396 rundll32.exe 30 PID 2396 wrote to memory of 2720 2396 rundll32.exe 30 PID 2396 wrote to memory of 2720 2396 rundll32.exe 30 PID 2396 wrote to memory of 2720 2396 rundll32.exe 30 PID 2396 wrote to memory of 2720 2396 rundll32.exe 30 PID 2396 wrote to memory of 2720 2396 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\MPG4C32.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\MPG4C32.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2720
-