Analysis
-
max time kernel
130s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
11-05-2024 01:06
Static task
static1
Behavioral task
behavioral1
Sample
15b419c6862305e5f87b295066bbdf2e8ee83ce08f6913498e8b060c5a93580a.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
15b419c6862305e5f87b295066bbdf2e8ee83ce08f6913498e8b060c5a93580a.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240419-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240426-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
11KB
-
MD5
55f18cafe28167995629fdeae4f07bdf
-
SHA1
a6bd9310f4408c86149993d1e8833d35dd16bb23
-
SHA256
e32b35cde7c6e2c967445de92884684db7fda506ea52b9aaa74c1a33dd2fdfe6
-
SHA512
113e7a9e1958bea6a045a7120adf6c667880b9b1d90ff7790e2004f3954f9358a5e44ceb6be0c3b32ff8e6a06878a0f22be7206d0b5a6c5392ca30b8c3bff8ce
-
SSDEEP
192:sj9rQDenC9VrcK7REgSWOprANupQYLRszDDH/d9CWlXo7U6YV:qJQEaVAK7R9SfpjpQYLRszfH/d9CWB1j
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3860 5076 WerFault.exe 83 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4520 wrote to memory of 5076 4520 rundll32.exe 83 PID 4520 wrote to memory of 5076 4520 rundll32.exe 83 PID 4520 wrote to memory of 5076 4520 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4520 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵PID:5076
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 6123⤵
- Program crash
PID:3860
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5076 -ip 50761⤵PID:1768