Resubmissions
25/11/2020, 10:45
201125-ekgtzqvpsn 825/11/2020, 10:44
201125-hrpw21dsr6 825/11/2020, 10:43
201125-wwx6w44c6j 8Analysis
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max time kernel
35s -
max time network
15s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
25/11/2020, 10:43
Static task
static1
Behavioral task
behavioral1
Sample
VitalInstaller.exe
Resource
win10v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
VitalInstaller.exe
Resource
win10v20201028
0 signatures
0 seconds
General
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Target
VitalInstaller.exe
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Size
23.6MB
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MD5
e21bfcc2a8f2a46655bb7192858c7160
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SHA1
33c9e1f6977d040bad6ec7ff52e2042a9e1ad976
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SHA256
fa0698c6c51ff98d404bda2d90397aba8a03488cbe55fb62f1f02db7c63150b8
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SHA512
c87e19708188b8dea23a6b073e8b2faa1deed78ec7d07fff844615dc89997e4d4d30cee4c2c8ea6c2fb1327e27badfe4846dc7e146238cb43879ff09c433a2e9
Score
8/10
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2492 VitalInstaller.tmp -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 12 IoCs
description ioc Process File created C:\Program Files\Vital\is-P90SJ.tmp VitalInstaller.tmp File created C:\Program Files\Common Files\VST3\is-KCNQE.tmp VitalInstaller.tmp File created C:\Program Files\Vital\stub\is-BBIJI.tmp VitalInstaller.tmp File opened for modification C:\Program Files\Vital\unins000.dat VitalInstaller.tmp File opened for modification C:\Program Files\Vital\stub\vc_redist.x64.exe VitalInstaller.tmp File created C:\Program Files\Vital\unins000.dat VitalInstaller.tmp File created C:\Program Files\Vital\is-KTQIR.tmp VitalInstaller.tmp File created C:\Program Files\Steinberg\VstPlugins\is-KQ1PI.tmp VitalInstaller.tmp File created C:\Program Files\Vital\is-3K9CN.tmp VitalInstaller.tmp File created C:\Program Files\Vital\unins000.msg VitalInstaller.tmp File opened for modification C:\Program Files\Vital\Vital.exe VitalInstaller.tmp File opened for modification C:\Program Files\Steinberg\VstPlugins\Vital.dll VitalInstaller.tmp -
Modifies registry class 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Vital\shell VitalInstaller.tmp Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Vital\shell\open VitalInstaller.tmp Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vital VitalInstaller.tmp Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vital\ = "Vital" VitalInstaller.tmp Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Vital\ = "Program Vital" VitalInstaller.tmp Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Vital\DefaultIcon VitalInstaller.tmp Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Vital\shell\open\command VitalInstaller.tmp Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Vital VitalInstaller.tmp Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Vital\DefaultIcon\ = "C:\\Program Files\\Vital\\vital_icon.ico,0" VitalInstaller.tmp Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Vital\shell\open\command\ = "\"C:\\Program Files\\Vital\\Vital.exe\" \"%1\"" VitalInstaller.tmp -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2492 VitalInstaller.tmp 2492 VitalInstaller.tmp -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2492 VitalInstaller.tmp -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1056 wrote to memory of 2492 1056 VitalInstaller.exe 76 PID 1056 wrote to memory of 2492 1056 VitalInstaller.exe 76 PID 1056 wrote to memory of 2492 1056 VitalInstaller.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\VitalInstaller.exe"C:\Users\Admin\AppData\Local\Temp\VitalInstaller.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1056 -
C:\Users\Admin\AppData\Local\Temp\is-Q1NOA.tmp\VitalInstaller.tmp"C:\Users\Admin\AppData\Local\Temp\is-Q1NOA.tmp\VitalInstaller.tmp" /SL5="$2011E,23804395,1039360,C:\Users\Admin\AppData\Local\Temp\VitalInstaller.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:2492
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:3776