Analysis
-
max time kernel
148s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-12-2024 04:45
Static task
static1
Behavioral task
behavioral1
Sample
Overheaped237.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Overheaped237.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/nsExec.dll
-
Size
6KB
-
MD5
b648c78981c02c434d6a04d4422a6198
-
SHA1
74d99eed1eae76c7f43454c01cdb7030e5772fc2
-
SHA256
3e3d516d4f28948a474704d5dc9907dbe39e3b3f98e7299f536337278c59c5c9
-
SHA512
219c88c0ef9fd6e3be34c56d8458443e695badd27861d74c486143306a94b8318e6593bf4da81421e88e4539b238557dd4fe1f5bedf3ecec59727917099e90d2
-
SSDEEP
96:U7GUxNkO6GR0t9GKKr1Zd8NHYVVHp4dEeY3kRnHdMqqyVgNN3e:mXhHR0aTQN4gRHdMqJVgNE
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3956 1364 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 2016 wrote to memory of 1364 2016 rundll32.exe 83 PID 2016 wrote to memory of 1364 2016 rundll32.exe 83 PID 2016 wrote to memory of 1364 2016 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1364 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1364 -s 6123⤵
- Program crash
PID:3956
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1364 -ip 13641⤵PID:2132