Overview
overview
6Static
static
3ASYCFILT.dll
windows7-x64
1ASYCFILT.dll
windows10-2004-x64
1AUTORUN.exe
windows7-x64
1AUTORUN.exe
windows10-2004-x64
1BYDS.exe
windows7-x64
6BYDS.exe
windows10-2004-x64
6COMCAT.dll
windows7-x64
1COMCAT.dll
windows10-2004-x64
1DAO350.dll
windows7-x64
1DAO350.dll
windows10-2004-x64
1DBGRDCHS.dll
windows7-x64
1DBGRDCHS.dll
windows10-2004-x64
1DBGRID32.dll
windows7-x64
1DBGRID32.dll
windows10-2004-x64
1MCI32.dll
windows7-x64
1MCI32.dll
windows10-2004-x64
1MCICHS.dll
windows7-x64
1MCICHS.dll
windows10-2004-x64
1MSCC2CHS.dll
windows7-x64
1MSCC2CHS.dll
windows10-2004-x64
1MSCMCCHS.dll
windows7-x64
1MSCMCCHS.dll
windows10-2004-x64
1MSCOMCT2.dll
windows7-x64
1MSCOMCT2.dll
windows10-2004-x64
1MSCOMCTL.dll
windows7-x64
1MSCOMCTL.dll
windows10-2004-x64
1MSJET35.dll
windows7-x64
1MSJET35.dll
windows10-2004-x64
1MSJINT35.dll
windows7-x64
1MSJINT35.dll
windows10-2004-x64
1MSJTER35.dll
windows7-x64
1MSJTER35.dll
windows10-2004-x64
1Analysis
-
max time kernel
140s -
max time network
168s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
20-04-2024 08:15
Static task
static1
Behavioral task
behavioral1
Sample
ASYCFILT.dll
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
ASYCFILT.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
AUTORUN.exe
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
AUTORUN.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
BYDS.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
BYDS.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral7
Sample
COMCAT.dll
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
COMCAT.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral9
Sample
DAO350.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
DAO350.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
DBGRDCHS.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
DBGRDCHS.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral13
Sample
DBGRID32.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
DBGRID32.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral15
Sample
MCI32.dll
Resource
win7-20240215-en
Behavioral task
behavioral16
Sample
MCI32.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral17
Sample
MCICHS.dll
Resource
win7-20240220-en
Behavioral task
behavioral18
Sample
MCICHS.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral19
Sample
MSCC2CHS.dll
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
MSCC2CHS.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
MSCMCCHS.dll
Resource
win7-20240215-en
Behavioral task
behavioral22
Sample
MSCMCCHS.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral23
Sample
MSCOMCT2.dll
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
MSCOMCT2.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral25
Sample
MSCOMCTL.dll
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
MSCOMCTL.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral27
Sample
MSJET35.dll
Resource
win7-20240220-en
Behavioral task
behavioral28
Sample
MSJET35.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral29
Sample
MSJINT35.dll
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
MSJINT35.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral31
Sample
MSJTER35.dll
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
MSJTER35.dll
Resource
win10v2004-20240226-en
General
-
Target
MSJTER35.dll
-
Size
24KB
-
MD5
72f160302ee06a2cb12fa2ffa10ba3f0
-
SHA1
099e3c78f511665ca9e9db3acca5dc244bcb744f
-
SHA256
3430b3680415b494ba7eb41f7bc83933da68d364a94287b9c07384b2fe3dcb54
-
SHA512
5f794b9a48c82764b9790fd084933030cd5a34eaa6bff5a99d74f625015fa50f4918e3f80625537023ec253b7de390afda224a76622e0c41c371d45f744656b1
-
SSDEEP
384:Nj13lSJr+vZqNhbzRKLfsg+E08IC1cjyr/IBPKqBPERNU4ij50XHyWk4SVWX:Z134rOZbV70R4cj4aKYmyzj58H1/
Malware Config
Signatures
-
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1712 wrote to memory of 2120 1712 rundll32.exe rundll32.exe PID 1712 wrote to memory of 2120 1712 rundll32.exe rundll32.exe PID 1712 wrote to memory of 2120 1712 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MSJTER35.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MSJTER35.dll,#12⤵PID:2120
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:81⤵PID:2828