Analysis
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max time kernel
94s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-01-2025 01:06
Static task
static1
Behavioral task
behavioral1
Sample
d9092c1ebe261746efcb538fccda3e27c41e8f011ebc03f5983ad8f9a9f88c4a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d9092c1ebe261746efcb538fccda3e27c41e8f011ebc03f5983ad8f9a9f88c4a.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
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
fa299e199922b3ba833be655a8d71b75
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SHA1
4d74c53bb6927a2831df93af26f3e4e4fb007797
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SHA256
49a6a1c1f19574b2a247ce6c5adc0751e046d27c30912816ba415f871b74ae5d
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SHA512
7ceb64d3d826762994c48ffad3ad2234410cbcdbedfce9a2dc03d18915ce22d687173f90e954d7bdb0eae76954c360059ad761aedc48cd7fa4ec29d6094f6a65
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SSDEEP
96:v7fhZwXd8KgEbAa9PweF1WxD8ZLMJGgmkNO38:4N8KgWAuLWxD8ZAGgmkN
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 1040 4900 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 660 wrote to memory of 4900 660 rundll32.exe 83 PID 660 wrote to memory of 4900 660 rundll32.exe 83 PID 660 wrote to memory of 4900 660 rundll32.exe 83
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:660 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4900 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 6123⤵
- Program crash
PID:1040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4900 -ip 49001⤵PID:776