Overview
overview
7Static
static
3TORA Opera...up.exe
windows7-x64
7TORA Opera...up.exe
windows10-2004-x64
7COMCAT.dll
windows7-x64
3COMCAT.dll
windows10-2004-x64
3COMDLG32.dll
windows7-x64
3COMDLG32.dll
windows10-2004-x64
3DBGRID32.dll
windows7-x64
3DBGRID32.dll
windows10-2004-x64
3MSFLXGRD.dll
windows7-x64
3MSFLXGRD.dll
windows10-2004-x64
3SETUP1.exe
windows7-x64
3SETUP1.exe
windows10-2004-x64
3ST6UNST.exe
windows7-x64
3ST6UNST.exe
windows10-2004-x64
3VB6STKIT.dll
windows7-x64
3VB6STKIT.dll
windows10-2004-x64
3asycfilt.dll
windows7-x64
3asycfilt.dll
windows10-2004-x64
3msvbvm60.dll
windows7-x64
3msvbvm60.dll
windows10-2004-x64
3oleaut32.dll
windows7-x64
3oleaut32.dll
windows10-2004-x64
3olepro32.dll
windows7-x64
3olepro32.dll
windows10-2004-x64
3stdole2.dll
windows7-x64
1stdole2.dll
windows10-2004-x64
1tora.exe
windows7-x64
3tora.exe
windows10-2004-x64
3Resubmissions
27-10-2024 16:36
241027-t4cgaazgqn 719-10-2024 00:17
241019-ak9swsxfrr 730-09-2024 17:27
240930-v1devaxbll 730-09-2024 17:00
240930-vh8g9szdqg 730-09-2024 16:44
240930-t8tlcsvgjk 729-09-2024 17:22
240929-vxj38awgng 729-09-2024 16:13
240929-tn9rvavalh 729-09-2024 01:09
240929-bhyhhsterq 7Analysis
-
max time kernel
279s -
max time network
269s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
29-09-2024 16:13
Static task
static1
Behavioral task
behavioral1
Sample
TORA Operations Research Software/setup.exe
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral2
Sample
TORA Operations Research Software/setup.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
COMCAT.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral4
Sample
COMCAT.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral5
Sample
COMDLG32.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral6
Sample
COMDLG32.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
DBGRID32.dll
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral8
Sample
DBGRID32.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral9
Sample
MSFLXGRD.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral10
Sample
MSFLXGRD.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral11
Sample
SETUP1.exe
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral12
Sample
SETUP1.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral13
Sample
ST6UNST.exe
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral14
Sample
ST6UNST.exe
Resource
win10v2004-20240910-en
windows10-2004-x64
Behavioral task
behavioral15
Sample
VB6STKIT.dll
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral16
Sample
VB6STKIT.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral17
Sample
asycfilt.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral18
Sample
asycfilt.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral19
Sample
msvbvm60.dll
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral20
Sample
msvbvm60.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral21
Sample
oleaut32.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral22
Sample
oleaut32.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral23
Sample
olepro32.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral24
Sample
olepro32.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral25
Sample
stdole2.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral26
Sample
stdole2.dll
Resource
win10v2004-20240910-en
windows10-2004-x64
Behavioral task
behavioral27
Sample
tora.exe
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral28
Sample
tora.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
General
-
Target
MSFLXGRD.dll
-
Size
238KB
-
MD5
07bae8106a135df779abc46ec603ea09
-
SHA1
be98c98a35da6ced57b7fc3c2fc933efa84b4273
-
SHA256
4e592240b745546c15e95e26b2547cec86352a49ee1ef79b3e3d28df8b5a0e70
-
SHA512
6ab494ea9e1c633969d5fe6c14411ec20f7073e464e2738c545deefbdc5fb84fb26ff3e9641236cf1afb4d90633437cd312ff5c665c0c8f462c101a957fffbeb
-
SSDEEP
6144:vMV3LOqB4GvoBOCzYRpHGbBFYe0SwX6ktCfh13cBvT:vMzaGKOCzYRANKX6kQB67
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 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\MSFlexGridLib.MSFlexGrid\CLSID\ = "{6262D3A0-531B-11CF-91F6-C2863C385E30}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2334D2B1-713E-11CF-8AE5-00AA00C00905}\ = "IVBDataObject" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{609602E0-531B-11CF-91F6-C2863C385E30}\TypeLib\ = "{5E9E78A0-531B-11CF-91F6-C2863C385E30}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F4DF280-531B-11CF-91F6-C2863C385E30}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MSFlexGridLib.MSFlexGrid.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\ToolboxBitmap32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSFLXGRD.dll, 1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{275DBBA0-805A-11CF-91F7-C2863C385E30}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2334D2B1-713E-11CF-8AE5-00AA00C00905}\ = "IVBDataObject" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F4DF280-531B-11CF-91F6-C2863C385E30}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2334D2B1-713E-11CF-8AE5-00AA00C00905}\TypeLib\ = "{5E9E78A0-531B-11CF-91F6-C2863C385E30}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9F6AA700-D188-11CD-AD48-00AA003C9CB6}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{609602E0-531B-11CF-91F6-C2863C385E30}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\MSFlexGridLib.MSFlexGrid\CurVer\ = "MSFlexGridLib.MSFlexGrid.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\TypeLib\ = "{5E9E78A0-531B-11CF-91F6-C2863C385E30}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\Implemented Categories\{40FC6ED4-2438-11CF-A3DB-080036F12502} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5E9E78A0-531B-11CF-91F6-C2863C385E30}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSFLXGRD.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2334D2B1-713E-11CF-8AE5-00AA00C00905}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{609602E0-531B-11CF-91F6-C2863C385E30} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5E9E78A0-531B-11CF-91F6-C2863C385E30}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2334D2B3-713E-11CF-8AE5-00AA00C00905}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5F4DF280-531B-11CF-91F6-C2863C385E30}\ = "IMSFlexGrid" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{609602E0-531B-11CF-91F6-C2863C385E30}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2334D2B1-713E-11CF-8AE5-00AA00C00905}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9F6AA700-D188-11CD-AD48-00AA003C9CB6} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\ProgID\ = "MSFlexGridLib.MSFlexGrid.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MSFlexGridLib.MSFlexGrid.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\Version\ = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\ToolboxBitmap32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{275DBBA0-805A-11CF-91F7-C2863C385E30} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{275DBBA0-805A-11CF-91F7-C2863C385E30}\ = "MSFlexGrid Style Property Page Object" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2334D2B3-713E-11CF-8AE5-00AA00C00905}\TypeLib\ = "{5E9E78A0-531B-11CF-91F6-C2863C385E30}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\MSFlexGridLib.MSFlexGrid.1\CLSID\ = "{6262D3A0-531B-11CF-91F6-C2863C385E30}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2334D2B3-713E-11CF-8AE5-00AA00C00905}\ = "IVBDataObjectFiles" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\MiscStatus\1\ = "131473" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2334D2B3-713E-11CF-8AE5-00AA00C00905}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9F6AA700-D188-11CD-AD48-00AA003C9CB6}\ = "IRowCursor" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\MiscStatus\1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9F6AA700-D188-11CD-AD48-00AA003C9CB6}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{609602E0-531B-11CF-91F6-C2863C385E30}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MSFlexGridLib.MSFlexGrid\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\Control regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5E9E78A0-531B-11CF-91F6-C2863C385E30}\1.0\ = "Microsoft FlexGrid Control 6.0 (SP3)" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2334D2B1-713E-11CF-8AE5-00AA00C00905}\TypeLib\ = "{5E9E78A0-531B-11CF-91F6-C2863C385E30}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9F6AA700-D188-11CD-AD48-00AA003C9CB6}\TypeLib\ = "{5E9E78A0-531B-11CF-91F6-C2863C385E30}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\MSFlexGridLib.MSFlexGrid\ = "Microsoft FlexGrid Control, version 6.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2334D2B3-713E-11CF-8AE5-00AA00C00905}\TypeLib\ = "{5E9E78A0-531B-11CF-91F6-C2863C385E30}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2334D2B1-713E-11CF-8AE5-00AA00C00905}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\ = "Microsoft FlexGrid Control, version 6.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5E9E78A0-531B-11CF-91F6-C2863C385E30}\1.0 regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{275DBBA0-805A-11CF-91F7-C2863C385E30} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9F6AA700-D188-11CD-AD48-00AA003C9CB6}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{609602E0-531B-11CF-91F6-C2863C385E30}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{609602E0-531B-11CF-91F6-C2863C385E30}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\Implemented Categories\{0DE86A53-2BAA-11CF-A229-00AA003D7352} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5E9E78A0-531B-11CF-91F6-C2863C385E30} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9F6AA700-D188-11CD-AD48-00AA003C9CB6}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F4DF280-531B-11CF-91F6-C2863C385E30}\ = "IMSFlexGrid" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6262D3A0-531B-11CF-91F6-C2863C385E30}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5E9E78A0-531B-11CF-91F6-C2863C385E30}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2334D2B3-713E-11CF-8AE5-00AA00C00905}\ProxyStubClsid32 regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4928 wrote to memory of 3984 4928 regsvr32.exe 82 PID 4928 wrote to memory of 3984 4928 regsvr32.exe 82 PID 4928 wrote to memory of 3984 4928 regsvr32.exe 82
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\MSFLXGRD.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\MSFLXGRD.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:3984
-
-
C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:2216