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
117s -
max time network
119s -
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/avfilter-lav-2.dll
-
Size
135KB
-
MD5
80687813509ba2d2a686b2a401bb4373
-
SHA1
6b6d3d4540df94f0836830aae8624207f6427c0d
-
SHA256
7e4b9aca83143c0902f217f7c7b36fddd03868c4d637587247109fc0257f5ec6
-
SHA512
111321aaefba9f7cfc960f505bbb0f42cd5af6617fd4b34125b2ac34cd8db97b9db1b86de2fe41088f28cd439547eed5e6820b90eb5af796945c45fc0161d2a5
-
SSDEEP
1536:XfmRcmuw26XVEGmaN717CHlszMVRGti+dGF0Wd7yxqJRcnkEthQtZEGEilnYgMk4:uRcPwGaN717SVii+dEpyx+EBkr2b1P
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 2136 wrote to memory of 1160 2136 rundll32.exe 30 PID 2136 wrote to memory of 1160 2136 rundll32.exe 30 PID 2136 wrote to memory of 1160 2136 rundll32.exe 30 PID 2136 wrote to memory of 1160 2136 rundll32.exe 30 PID 2136 wrote to memory of 1160 2136 rundll32.exe 30 PID 2136 wrote to memory of 1160 2136 rundll32.exe 30 PID 2136 wrote to memory of 1160 2136 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\avfilter-lav-2.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\avfilter-lav-2.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1160
-