Overview
overview
5Static
static
1a03a2c5436...d1.exe
windows7-x64
5a03a2c5436...d1.exe
windows10-2004-x64
3$PLUGINSDI...UI.dll
windows7-x64
3$PLUGINSDI...UI.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...sW.dll
windows7-x64
3$PLUGINSDI...sW.dll
windows10-2004-x64
3Analysis
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max time kernel
93s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
08-09-2024 09:46
Static task
static1
Behavioral task
behavioral1
Sample
a03a2c54363d0a6a4d0cc8adad21bfbd59db178af4635de80ca7381de3817ed1.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a03a2c54363d0a6a4d0cc8adad21bfbd59db178af4635de80ca7381de3817ed1.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/NsisInstallUI.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/NsisInstallUI.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsProcessW.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsProcessW.dll
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
29KB
-
MD5
1c16cc0484d1e421fbc91ffd55d43bb7
-
SHA1
46d2e08a81ccc50b19ee63617222b8b7a1b3f17d
-
SHA256
87fcd86c08193dc5f19eebad6ee18dbba7a450f42749ae4338b0c3d0d04a6018
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SHA512
21d7b570f16afe70ab93413260ae3534b3be45e2d43e6c62bd8368414f20e34404c30419863ec592c91ec1f8f9529c6dfe8788ff21867e5538956ec406bbe243
-
SSDEEP
384:n28+Qlt70Fj/lQRY/9VjjlLD/HdNyH1Mn8E9VFDPxZoH9sjDGgmRPQGmGovy8Zpv:2SqFjm6tLD/HWM8EJPxZ48DGgByiRP
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 4100 3504 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 3952 wrote to memory of 3504 3952 rundll32.exe 83 PID 3952 wrote to memory of 3504 3952 rundll32.exe 83 PID 3952 wrote to memory of 3504 3952 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3952 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3504 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3504 -s 6123⤵
- Program crash
PID:4100
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3504 -ip 35041⤵PID:5060