Overview
overview
6Static
static
3ASYCFILT.dll
windows7-x64
3ASYCFILT.dll
windows10-2004-x64
3AUTORUN.exe
windows7-x64
1AUTORUN.exe
windows10-2004-x64
3BYDS.exe
windows7-x64
6BYDS.exe
windows10-2004-x64
6COMCAT.dll
windows7-x64
3COMCAT.dll
windows10-2004-x64
3DAO350.dll
windows7-x64
3DAO350.dll
windows10-2004-x64
3DBGRDCHS.dll
windows7-x64
1DBGRDCHS.dll
windows10-2004-x64
1DBGRID32.dll
windows7-x64
3DBGRID32.dll
windows10-2004-x64
3MCI32.dll
windows7-x64
3MCI32.dll
windows10-2004-x64
3MCICHS.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
3MSCOMCT2.dll
windows10-2004-x64
3MSCOMCTL.dll
windows7-x64
3MSCOMCTL.dll
windows10-2004-x64
3MSJET35.dll
windows7-x64
3MSJET35.dll
windows10-2004-x64
3MSJINT35.dll
windows7-x64
3MSJINT35.dll
windows10-2004-x64
3MSJTER35.dll
windows7-x64
3MSJTER35.dll
windows10-2004-x64
3Analysis
-
max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28-09-2024 12:41
Static task
static1
Behavioral task
behavioral1
Sample
ASYCFILT.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ASYCFILT.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
AUTORUN.exe
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
AUTORUN.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
BYDS.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
BYDS.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
COMCAT.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
COMCAT.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
DAO350.dll
Resource
win7-20240729-en
Behavioral task
behavioral10
Sample
DAO350.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
DBGRDCHS.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
DBGRDCHS.dll
Resource
win10v2004-20240910-en
Behavioral task
behavioral13
Sample
DBGRID32.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
DBGRID32.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
MCI32.dll
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
MCI32.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
MCICHS.dll
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
MCICHS.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
MSCC2CHS.dll
Resource
win7-20240729-en
Behavioral task
behavioral20
Sample
MSCC2CHS.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
MSCMCCHS.dll
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
MSCMCCHS.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
MSCOMCT2.dll
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
MSCOMCT2.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
MSCOMCTL.dll
Resource
win7-20240708-en
Behavioral task
behavioral26
Sample
MSCOMCTL.dll
Resource
win10v2004-20240910-en
Behavioral task
behavioral27
Sample
MSJET35.dll
Resource
win7-20240903-en
Behavioral task
behavioral28
Sample
MSJET35.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
MSJINT35.dll
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
MSJINT35.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
MSJTER35.dll
Resource
win7-20240704-en
Behavioral task
behavioral32
Sample
MSJTER35.dll
Resource
win10v2004-20240802-en
General
-
Target
COMCAT.dll
-
Size
21KB
-
MD5
3b180da2b50b954a55fe37afba58d428
-
SHA1
c2a409311853ad4608418e790621f04155e55000
-
SHA256
96d04cdfaf4f4d7b8722b139a15074975d4c244302f78034b7be65df1a92fd03
-
SHA512
cf94ad749d91169078b8829288a2fc8de86ec2fe83d89dc27d54d03c73c0deca66b5d83abbeaa1ff09d0acac4c4352be6502945b5187ecde952cbb08037d07e8
-
SSDEEP
384:23Fob3slaN3oF1fHICOoMzMv/QTIBjDVquODJXsUW7ftWs6:Yo7s28JnOxzMv/QsBjRqugXspd
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0002E005-0000-0000-C000-000000000046}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED9-2438-11CF-A3DB-080036F12502} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0002E005-0000-0000-C000-000000000046} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED3-2438-11CF-A3DB-080036F12502}\409 = "Embeddable Objects" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED4-2438-11CF-A3DB-080036F12502} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}\409 = "Automation Objects" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED3-2438-11CF-A3DB-080036F12502} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED4-2438-11CF-A3DB-080036F12502}\409 = "Controls" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED8-2438-11CF-A3DB-080036F12502} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED8-2438-11CF-A3DB-080036F12502}\409 = "Document Objects" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{40FC6ED9-2438-11CF-A3DB-080036F12502}\409 = "_Printable Objects" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2124 wrote to memory of 2072 2124 regsvr32.exe 30 PID 2124 wrote to memory of 2072 2124 regsvr32.exe 30 PID 2124 wrote to memory of 2072 2124 regsvr32.exe 30 PID 2124 wrote to memory of 2072 2124 regsvr32.exe 30 PID 2124 wrote to memory of 2072 2124 regsvr32.exe 30 PID 2124 wrote to memory of 2072 2124 regsvr32.exe 30 PID 2124 wrote to memory of 2072 2124 regsvr32.exe 30
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\COMCAT.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2124 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\COMCAT.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2072
-