Overview
overview
7Static
static
3Microsoft ...up.dll
windows7-x64
4Microsoft ...up.dll
windows10-2004-x64
4Microsoft ...32.dll
windows7-x64
4Microsoft ...32.dll
windows10-2004-x64
4Microsoft ...te.dll
windows7-x64
3Microsoft ...te.dll
windows10-2004-x64
3Microsoft ...up.exe
windows7-x64
7Microsoft ...up.exe
windows10-2004-x64
7Microsoft ...ll.bat
windows7-x64
7Microsoft ...ll.bat
windows10-2004-x64
7Microsoft ...64.exe
windows7-x64
7Microsoft ...64.exe
windows10-2004-x64
7Microsoft ...86.exe
windows7-x64
3Microsoft ...86.exe
windows10-2004-x64
3Microsoft ...64.exe
windows7-x64
7Microsoft ...64.exe
windows10-2004-x64
7Microsoft ...86.exe
windows7-x64
7Microsoft ...86.exe
windows10-2004-x64
7Microsoft ...64.exe
windows7-x64
7Microsoft ...64.exe
windows10-2004-x64
7Microsoft ...86.exe
windows7-x64
7Microsoft ...86.exe
windows10-2004-x64
7Microsoft ...64.exe
windows7-x64
7Microsoft ...64.exe
windows10-2004-x64
7Microsoft ...86.exe
windows7-x64
7Microsoft ...86.exe
windows10-2004-x64
7Microsoft ...64.exe
windows7-x64
7Microsoft ...64.exe
windows10-2004-x64
7Microsoft ...86.exe
windows7-x64
7Microsoft ...86.exe
windows10-2004-x64
7Microsoft ...64.exe
windows7-x64
7Microsoft ...64.exe
windows10-2004-x64
7Analysis
-
max time kernel
95s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05-08-2024 12:14
Static task
static1
Behavioral task
behavioral1
Sample
Microsoft DirectX/dsetup.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
Microsoft DirectX/dsetup.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
Microsoft DirectX/dsetup32.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
Microsoft DirectX/dsetup32.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
Microsoft DirectX/dxupdate.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
Microsoft DirectX/dxupdate.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
Microsoft DirectX/dxwsetup.exe
Resource
win7-20240729-en
Behavioral task
behavioral8
Sample
Microsoft DirectX/dxwsetup.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
Microsoft Visual C++/install_all.bat
Resource
win7-20240708-en
Behavioral task
behavioral10
Sample
Microsoft Visual C++/install_all.bat
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
Microsoft Visual C++/vcredist2005_x64.exe
Resource
win7-20240705-en
Behavioral task
behavioral12
Sample
Microsoft Visual C++/vcredist2005_x64.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
Microsoft Visual C++/vcredist2005_x86.exe
Resource
win7-20240704-en
Behavioral task
behavioral14
Sample
Microsoft Visual C++/vcredist2005_x86.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
Microsoft Visual C++/vcredist2008_x64.exe
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
Microsoft Visual C++/vcredist2008_x64.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
Microsoft Visual C++/vcredist2008_x86.exe
Resource
win7-20240729-en
Behavioral task
behavioral18
Sample
Microsoft Visual C++/vcredist2008_x86.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
Microsoft Visual C++/vcredist2010_x64.exe
Resource
win7-20240708-en
Behavioral task
behavioral20
Sample
Microsoft Visual C++/vcredist2010_x64.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
Microsoft Visual C++/vcredist2010_x86.exe
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
Microsoft Visual C++/vcredist2010_x86.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
Microsoft Visual C++/vcredist2012_x64.exe
Resource
win7-20240705-en
Behavioral task
behavioral24
Sample
Microsoft Visual C++/vcredist2012_x64.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
Microsoft Visual C++/vcredist2012_x86.exe
Resource
win7-20240704-en
Behavioral task
behavioral26
Sample
Microsoft Visual C++/vcredist2012_x86.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
Microsoft Visual C++/vcredist2013_x64.exe
Resource
win7-20240704-en
Behavioral task
behavioral28
Sample
Microsoft Visual C++/vcredist2013_x64.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
Microsoft Visual C++/vcredist2013_x86.exe
Resource
win7-20240708-en
Behavioral task
behavioral30
Sample
Microsoft Visual C++/vcredist2013_x86.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
Microsoft Visual C++/vcredist2015_x64.exe
Resource
win7-20240704-en
Behavioral task
behavioral32
Sample
Microsoft Visual C++/vcredist2015_x64.exe
Resource
win10v2004-20240802-en
General
-
Target
Microsoft Visual C++/vcredist2015_x64.exe
-
Size
14.4MB
-
MD5
be433764fa9bbe0f2f9c654f6512c9e0
-
SHA1
b87c38d093872d7be7e191f01107b39c87888a5a
-
SHA256
40ea2955391c9eae3e35619c4c24b5aaf3d17aeaa6d09424ee9672aa9372aeed
-
SHA512
8a050ebd392654ce5981af3d0bf99107bfa576529bce8325a7ccc46f92917515744026a2d0ea49afb72bbc4e4278638a0677c6596ad96b7019e47c250e438191
-
SSDEEP
393216:0+lptVYmfr7yBG/4oyFN/YuuccKU9oxcS:0upttD7yBG/PcXU9g5
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
vcredist2015_x64.exepid process 3704 vcredist2015_x64.exe -
Loads dropped DLL 1 IoCs
Processes:
vcredist2015_x64.exepid process 3704 vcredist2015_x64.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
vcredist2015_x64.exevcredist2015_x64.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vcredist2015_x64.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vcredist2015_x64.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
vcredist2015_x64.exedescription pid process target process PID 4916 wrote to memory of 3704 4916 vcredist2015_x64.exe vcredist2015_x64.exe PID 4916 wrote to memory of 3704 4916 vcredist2015_x64.exe vcredist2015_x64.exe PID 4916 wrote to memory of 3704 4916 vcredist2015_x64.exe vcredist2015_x64.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Microsoft Visual C++\vcredist2015_x64.exe"C:\Users\Admin\AppData\Local\Temp\Microsoft Visual C++\vcredist2015_x64.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\Temp\{2C09FE49-C96A-4A90-8C72-7B60DA886E31}\.cr\vcredist2015_x64.exe"C:\Windows\Temp\{2C09FE49-C96A-4A90-8C72-7B60DA886E31}\.cr\vcredist2015_x64.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\Microsoft Visual C++\vcredist2015_x64.exe" -burn.filehandle.attached=648 -burn.filehandle.self=6842⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Windows\Temp\{24398333-B2B8-452F-9B0A-7743FCADF73C}\.ba\logo.pngFilesize
1KB
MD5d6bd210f227442b3362493d046cea233
SHA1ff286ac8370fc655aea0ef35e9cf0bfcb6d698de
SHA256335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
SHA512464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b
-
C:\Windows\Temp\{24398333-B2B8-452F-9B0A-7743FCADF73C}\.ba\wixstdba.dllFilesize
191KB
MD5eab9caf4277829abdf6223ec1efa0edd
SHA174862ecf349a9bedd32699f2a7a4e00b4727543d
SHA256a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041
SHA51245b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2
-
C:\Windows\Temp\{2C09FE49-C96A-4A90-8C72-7B60DA886E31}\.cr\vcredist2015_x64.exeFilesize
632KB
MD594970fc3a8ed7b9de44f4117419ce829
SHA1aa1292f049c4173e2ab60b59b62f267fd884d21a
SHA256de1acbb1df68a39a5b966303ac1b609dde2688b28ebf3eba8d2adeeb3d90bf5e
SHA512b17bd215b83bfa46512b73c3d9f430806ca3bea13bebde971e8edd972614e54a7ba3d6fc3439078cdfdaa7eeb1f3f9054bf03ed5c45b622b691b968d4ec0566f