Overview
overview
3Static
static
3�...LT.dll
windows7-x64
1�...LT.dll
windows10-2004-x64
1�...AT.dll
windows7-x64
1�...AT.dll
windows10-2004-x64
1�...32.dll
windows7-x64
1�...32.dll
windows10-2004-x64
1ASYCFILT.dll
windows7-x64
1ASYCFILT.dll
windows10-2004-x64
1COMCAT.dll
windows7-x64
1COMCAT.dll
windows10-2004-x64
1COMDLG32.dll
windows7-x64
1COMDLG32.dll
windows10-2004-x64
1EnglishToThai.exe
windows7-x64
1EnglishToThai.exe
windows10-2004-x64
1MSCOMCTL.dll
windows7-x64
1MSCOMCTL.dll
windows10-2004-x64
1OLEAUT32.dll
windows7-x64
1OLEAUT32.dll
windows10-2004-x64
1OLEPRO32.dll
windows7-x64
1OLEPRO32.dll
windows10-2004-x64
1RICHED32.dll
windows7-x64
1RICHED32.dll
windows10-2004-x64
1RICHTX32.dll
windows7-x64
1RICHTX32.dll
windows10-2004-x64
1SETUP1.exe
windows7-x64
3SETUP1.exe
windows10-2004-x64
3ST6UNST.exe
windows7-x64
1ST6UNST.exe
windows10-2004-x64
1STDOLE2.dll
windows7-x64
1STDOLE2.dll
windows10-2004-x64
1VB6STKIT.dll
windows7-x64
1VB6STKIT.dll
windows10-2004-x64
1Analysis
- max time kernel
148s - max time network
208s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system - submitted
23/02/2024, 22:16
Static task
static1
Behavioral task
behavioral1
Sample
English Thai/ASYCFILT.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
English Thai/ASYCFILT.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral3
Sample
English Thai/COMCAT.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
English Thai/COMCAT.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral5
Sample
English Thai/COMDLG32.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
English Thai/COMDLG32.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral7
Sample
ASYCFILT.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
ASYCFILT.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral9
Sample
COMCAT.dll
Resource
win7-20240215-en
Behavioral task
behavioral10
Sample
COMCAT.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral11
Sample
COMDLG32.dll
Resource
win7-20240220-en
Behavioral task
behavioral12
Sample
COMDLG32.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral13
Sample
EnglishToThai.exe
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
EnglishToThai.exe
Resource
win10v2004-20240221-en
Behavioral task
behavioral15
Sample
MSCOMCTL.dll
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
MSCOMCTL.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral17
Sample
OLEAUT32.dll
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
OLEAUT32.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral19
Sample
OLEPRO32.dll
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
OLEPRO32.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral21
Sample
RICHED32.dll
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
RICHED32.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral23
Sample
RICHTX32.dll
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
RICHTX32.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral25
Sample
SETUP1.exe
Resource
win7-20240215-en
Behavioral task
behavioral26
Sample
SETUP1.exe
Resource
win10v2004-20240221-en
Behavioral task
behavioral27
Sample
ST6UNST.exe
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
ST6UNST.exe
Resource
win10v2004-20240221-en
Behavioral task
behavioral29
Sample
STDOLE2.dll
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
STDOLE2.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral31
Sample
VB6STKIT.dll
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
VB6STKIT.dll
Resource
win10v2004-20240221-en
General
- Target English Thai/ASYCFILT.dll
- Size 144KB
- Sample240223-17a6ysab46
- SHA256 de83c9d9203050b40c098e4143ef8f577aa90016c7a64d4f2931b57a4c43e566
- MD5 c89e401800de62e5702e085d898eed20
- SHA1 72fb4f088c6ac02097b55fb267c76fbf5e0fa1f7
- SHA512 70006d70dcb47361ff43e4f7c458655ad2474b70cb917873aa77d2cc06465a68d375d36c494d154a03dbbff891df7dd6cab3d2c7b08e8650b9ff170e30838070
- SSDEEP 3072:h+qD1Cd/Oa5kXFlqkFGr3CAP7LCyInPEggen5Ez:hlCd/OaaFEjCAPKyOE6na
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4504 wrote to memory of 3656 4504 rundll32.exe 74 PID 4504 wrote to memory of 3656 4504 rundll32.exe 74 PID 4504 wrote to memory of 3656 4504 rundll32.exe 74
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\ English Thai\ASYCFILT.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:4504 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\ English Thai\ASYCFILT.dll",#12⤵PID:3656
-