Analysis
-
max time kernel
93s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06/09/2024, 10:09
Static task
static1
Behavioral task
behavioral1
Sample
544fdde691bda2dd24af9bbcb2b2fbd0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
544fdde691bda2dd24af9bbcb2b2fbd0N.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
vcodec.exe
Resource
win7-20240729-en
Behavioral task
behavioral6
Sample
vcodec.exe
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/InstallOptions.dll
-
Size
12KB
-
MD5
43ba71f370a45aebcde86d76b83b208c
-
SHA1
1f14e3c253a5b7255b617084b45e51ef9d6717e4
-
SHA256
6d0a19614efb523f78477429df04b71459ee69b3d16231798dcfa539b3d2a64c
-
SHA512
36aaf1ccb7c1085ba9fbacbad6c1505c9e389be5e9bd52ee7046b48302b8239d6e34dfeeb32a2708c4fb7d5a85c1d202fbdabcdd6a2cced0099249640443b551
-
SSDEEP
384:0Klm7i+c3QW6ckPhyDEaLnz2bbBBIXwZ:hqi8BcyhEhL6bbTI
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 980 4596 WerFault.exe 83 -
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 3 IoCs
description pid Process procid_target PID 2676 wrote to memory of 4596 2676 rundll32.exe 83 PID 2676 wrote to memory of 4596 2676 rundll32.exe 83 PID 2676 wrote to memory of 4596 2676 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2676 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4596 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 6243⤵
- Program crash
PID:980
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4596 -ip 45961⤵PID:2912