Overview
overview
8Static
static
3setup.exe
windows10-2004-x64
8setup.exe
windows11-21h2-x64
8$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows11-21h2-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows11-21h2-x64
3SystemFile64.exe
windows10-2004-x64
3SystemFile64.exe
windows11-21h2-x64
3Analysis
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max time kernel
76s -
max time network
79s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
06-09-2024 18:46
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
setup.exe
Resource
win11-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win11-20240802-en
Behavioral task
behavioral7
Sample
SystemFile64.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral8
Sample
SystemFile64.exe
Resource
win11-20240802-en
General
-
Target
$PLUGINSDIR/nsProcess.dll
-
Size
4KB
-
MD5
05450face243b3a7472407b999b03a72
-
SHA1
ffd88af2e338ae606c444390f7eaaf5f4aef2cd9
-
SHA256
95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89
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SHA512
f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2124 4808 WerFault.exe 78 -
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 4648 wrote to memory of 4808 4648 rundll32.exe 78 PID 4648 wrote to memory of 4808 4648 rundll32.exe 78 PID 4648 wrote to memory of 4808 4648 rundll32.exe 78
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcess.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4648 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcess.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4808 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 4483⤵
- Program crash
PID:2124
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 4808 -ip 48081⤵PID:2292