Overview
overview
10Static
static
3FileApp.exe
windows7-x64
10FileApp.exe
windows10-2004-x64
7mi/CbsCore.dll
windows10-2004-x64
3mi/libglib-2.0-0.dll
windows7-x64
3mi/libglib-2.0-0.dll
windows10-2004-x64
3mi/meshsystem.dll
windows7-x64
1mi/meshsystem.dll
windows10-2004-x64
1mi/tmp/Pre...re.dll
windows7-x64
3mi/tmp/Pre...re.dll
windows10-2004-x64
3mi/tmp/cmi...rt.dll
windows10-2004-x64
3mi/tmp/msc...ks.dll
windows7-x64
3mi/tmp/msc...ks.dll
windows10-2004-x64
3mi/tmp/upd...nt.dll
windows10-2004-x64
3mi/wcp.dll
windows10-2004-x64
3Analysis
-
max time kernel
144s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
30-08-2024 08:01
Static task
static1
Behavioral task
behavioral1
Sample
FileApp.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
FileApp.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
mi/CbsCore.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
mi/libglib-2.0-0.dll
Resource
win7-20240705-en
Behavioral task
behavioral5
Sample
mi/libglib-2.0-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral6
Sample
mi/meshsystem.dll
Resource
win7-20240704-en
Behavioral task
behavioral7
Sample
mi/meshsystem.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral8
Sample
mi/tmp/PresentationCore.dll
Resource
win7-20240704-en
Behavioral task
behavioral9
Sample
mi/tmp/PresentationCore.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral10
Sample
mi/tmp/cmiaisupport.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
mi/tmp/mscordacwks.dll
Resource
win7-20240729-en
Behavioral task
behavioral12
Sample
mi/tmp/mscordacwks.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
mi/tmp/updateagent.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral14
Sample
mi/wcp.dll
Resource
win10v2004-20240802-en
General
-
Target
mi/CbsCore.dll
-
Size
2.1MB
-
MD5
6ce2e6469625d238d523aeea1a03c13d
-
SHA1
f0b9c78eeb6769feb29f703991984802fcab8857
-
SHA256
75de17d67a5f40fef8648ab9c452ce5b2834237a19d92ed7427c3c33b46562e8
-
SHA512
7bcc637db986a94c833dc39b485b12853be81278af8e927e91e17a9c471a8f89dd0fa0b7a7b1f269c0eed9f5a87cd9265399526412c763ebe1cd485bdbaeba6f
-
SSDEEP
49152:EqRcwBxPtk2MB7fNmkBKTHg8WkRdNgLqAFE754o56x:EqRcWPtk287fjBKT7WkRd6qAFE75g
Malware Config
Signatures
-
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.
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4940 wrote to memory of 740 4940 rundll32.exe rundll32.exe PID 4940 wrote to memory of 740 4940 rundll32.exe rundll32.exe PID 4940 wrote to memory of 740 4940 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mi\CbsCore.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4940 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mi\CbsCore.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:740