Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
27-03-2024 06:45
Static task
static1
Behavioral task
behavioral1
Sample
_____S__.EXE.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
_____S__.EXE.exe
Resource
win10v2004-20240319-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
General
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Target
$PLUGINSDIR/System.dll
-
Size
12KB
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MD5
0d7ad4f45dc6f5aa87f606d0331c6901
-
SHA1
48df0911f0484cbe2a8cdd5362140b63c41ee457
-
SHA256
3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
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SHA512
c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
-
SSDEEP
192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1940 1920 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1988 wrote to memory of 1920 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 1920 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 1920 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 1920 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 1920 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 1920 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 1920 1988 rundll32.exe rundll32.exe PID 1920 wrote to memory of 1940 1920 rundll32.exe WerFault.exe PID 1920 wrote to memory of 1940 1920 rundll32.exe WerFault.exe PID 1920 wrote to memory of 1940 1920 rundll32.exe WerFault.exe PID 1920 wrote to memory of 1940 1920 rundll32.exe WerFault.exe
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
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 2203⤵
- Program crash