Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 19:34
Static task
static1
Behavioral task
behavioral1
Sample
b77de0fb855cd859678fd1d16e03af3114cde9b3f0636d0fb7b9674eae14fd35.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b77de0fb855cd859678fd1d16e03af3114cde9b3f0636d0fb7b9674eae14fd35.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
General
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Target
$PLUGINSDIR/System.dll
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Size
11KB
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MD5
ee260c45e97b62a5e42f17460d406068
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SHA1
df35f6300a03c4d3d3bd69752574426296b78695
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SHA256
e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
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SHA512
a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3
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SSDEEP
192:eF24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35Ol9Sl:h8QIl975eXqlWBrz7YLOl9
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2524 1644 WerFault.exe 30 -
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 11 IoCs
description pid Process procid_target PID 1588 wrote to memory of 1644 1588 rundll32.exe 30 PID 1588 wrote to memory of 1644 1588 rundll32.exe 30 PID 1588 wrote to memory of 1644 1588 rundll32.exe 30 PID 1588 wrote to memory of 1644 1588 rundll32.exe 30 PID 1588 wrote to memory of 1644 1588 rundll32.exe 30 PID 1588 wrote to memory of 1644 1588 rundll32.exe 30 PID 1588 wrote to memory of 1644 1588 rundll32.exe 30 PID 1644 wrote to memory of 2524 1644 rundll32.exe 31 PID 1644 wrote to memory of 2524 1644 rundll32.exe 31 PID 1644 wrote to memory of 2524 1644 rundll32.exe 31 PID 1644 wrote to memory of 2524 1644 rundll32.exe 31
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:1588 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1644 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 2243⤵
- Program crash
PID:2524
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