Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-10-2024 14:14
Static task
static1
Behavioral task
behavioral1
Sample
86b6cfdcb0feccdea122debf61b51c1756e53def13a4468637539264ec35d208.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
86b6cfdcb0feccdea122debf61b51c1756e53def13a4468637539264ec35d208.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20241007-en
General
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Target
$PLUGINSDIR/nsExec.dll
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Size
6KB
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MD5
4bbc9d77ef7f748f8c85750c3a445f0a
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SHA1
d57a8304bb44ccdb3163b880b3c1bb213461399d
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SHA256
482536968672d70279a5204060ff84ace25237f24b1bdf3b02e289d50ea5450c
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SHA512
b9430939daab0c8b7e77b96f2f7f85e8e1abd9f43eccbdf94078f77ef05b31a2a31f04ca3a2eff5aa7cc965029ed437af2eb100c197ef51f128ca827ad20e902
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SSDEEP
96:z7GUxNkO6GR0t9GKKr1Zd8NHYVVHp4dEeY3kRnHdMqqyVgN63e:fXhHR0aTQN4gRHdMqJVgNp
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 3536 2260 WerFault.exe 82 -
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 1608 wrote to memory of 2260 1608 rundll32.exe 82 PID 1608 wrote to memory of 2260 1608 rundll32.exe 82 PID 1608 wrote to memory of 2260 1608 rundll32.exe 82
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1608 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2260 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 6123⤵
- Program crash
PID:3536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2260 -ip 22601⤵PID:3080