Overview
overview
7Static
static
3a3c87ce123...b0.exe
windows7-x64
7a3c87ce123...b0.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3Analysis
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max time kernel
91s -
max time network
92s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
30-01-2024 17:31
Static task
static1
Behavioral task
behavioral1
Sample
a3c87ce12367c83104cda662ef76afb0.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
a3c87ce12367c83104cda662ef76afb0.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/InstallOptions.dll
-
Size
15KB
-
MD5
ece25721125d55aa26cdfe019c871476
-
SHA1
b87685ae482553823bf95e73e790de48dc0c11ba
-
SHA256
c7fef6457989d97fecc0616a69947927da9d8c493f7905dc8475c748f044f3cf
-
SHA512
4e384735d03c943f5eb3396bb3a9cb42c9d8a5479fe2871de5b8bc18db4bbd6e2c5f8fd71b6840512a7249e12a1c63e0e760417e4baa3dc30f51375588410480
-
SSDEEP
384:EXsC43tPegZ3eBaRwCPOYY7nNYXC06/Yosa:EXJTgZ3eBTCmrnNA5p
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 3128 4892 WerFault.exe 16 -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 4652 wrote to memory of 4892 4652 rundll32.exe 16 PID 4652 wrote to memory of 4892 4652 rundll32.exe 16 PID 4652 wrote to memory of 4892 4652 rundll32.exe 16
Processes
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#11⤵PID:4892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 5642⤵
- Program crash
PID:3128
-
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4652
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4892 -ip 48921⤵PID:3220