Analysis
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max time kernel
150s -
max time network
143s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
05-12-2020 03:11
Static task
static1
Behavioral task
behavioral1
Sample
sample.exe
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
sample.exe
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
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Target
sample.exe
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Size
146KB
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MD5
83a98a605845b4e09c32b37cfa188d52
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SHA1
d8b347c539598a34b69f653bce4ad4689454cde8
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SHA256
44158adc2ca27c732b0f715d30a46a8142264b8d0aac3ed9080e2fc6566029a8
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SHA512
fbd0737475f974c8a8aef15e5e5efb1654d16ed50c8cc4af687878b952e692ce4c4373074ce2097c366f50d3fbebbd8dd335877d3053e7580ee14799218606e8
Score
7/10
Malware Config
Signatures
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops file in System32 directory 2 IoCs
Processes:
WerFault.exedescription ioc process File opened for modification C:\Windows\System32\ntkrnlmp.pdb WerFault.exe File opened for modification C:\Windows\System32\ndis.pdb WerFault.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
sample.exesvchost.exedescription pid process target process PID 4648 set thread context of 4120 4648 sample.exe svchost.exe PID 4120 set thread context of 3436 4120 svchost.exe svchost.exe -
Drops file in Windows directory 40 IoCs
Processes:
WerFault.exedescription ioc process File created C:\Windows\INF\mvumis.PNF WerFault.exe File created C:\Windows\INF\wnetvsc.PNF WerFault.exe File created C:\Windows\INF\nvraid.PNF WerFault.exe File created C:\Windows\INF\percsas2i.PNF WerFault.exe File created C:\Windows\INF\sisraid4.PNF WerFault.exe File created C:\Windows\INF\wstorvsc.PNF WerFault.exe File created C:\Windows\INF\adp80xx.PNF WerFault.exe File created C:\Windows\INF\bthspp.PNF WerFault.exe File created C:\Windows\INF\megasr.PNF WerFault.exe File created C:\Windows\INF\stexstor.PNF WerFault.exe File created C:\Windows\INF\vhdmp.PNF WerFault.exe File created C:\Windows\INF\wvmbushid.PNF WerFault.exe File created C:\Windows\INF\3ware.PNF WerFault.exe File created C:\Windows\INF\megasas.PNF WerFault.exe File created C:\Windows\INF\wsynth3dvsc.PNF WerFault.exe File created C:\Windows\INF\netsstpa.PNF WerFault.exe File created C:\Windows\INF\sdbus.PNF WerFault.exe File created C:\Windows\INF\cht4sx64.PNF WerFault.exe File created C:\Windows\INF\whyperkbd.PNF WerFault.exe File created C:\Windows\INF\ipmidrv.PNF WerFault.exe File created C:\Windows\INF\lsi_sas.PNF WerFault.exe File created C:\Windows\INF\megasas2i.PNF WerFault.exe File created C:\Windows\INF\sisraid2.PNF WerFault.exe File created C:\Windows\INF\amdsbs.PNF WerFault.exe File created C:\Windows\INF\netrasa.PNF WerFault.exe File created C:\Windows\INF\vsmraid.PNF WerFault.exe File created C:\Windows\INF\lsi_sss.PNF WerFault.exe File created C:\Windows\INF\hidbthle.PNF WerFault.exe File created C:\Windows\INF\tsusbhub.PNF WerFault.exe File created C:\Windows\INF\hpsamd.PNF WerFault.exe File created C:\Windows\INF\lsi_sas3i.PNF WerFault.exe File created C:\Windows\INF\percsas3i.PNF WerFault.exe File created C:\Windows\INF\netvwifibus.PNF WerFault.exe File created C:\Windows\INF\termkbd.PNF WerFault.exe File created C:\Windows\INF\pcmcia.PNF WerFault.exe File created C:\Windows\INF\wdmvsc.PNF WerFault.exe File created C:\Windows\INF\lsi_sas2i.PNF WerFault.exe File created C:\Windows\INF\ws3cap.PNF WerFault.exe File created C:\Windows\LiveKernelReports\NDIS\NDIS-20201205-0317.dmp WerFault.exe File created C:\Windows\INF\amdsata.PNF WerFault.exe -
Checks SCSI registry key(s) 3 TTPs 18 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
WerFault.exedescription ioc process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0005\ WerFault.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service WerFault.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0003 WerFault.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0004 WerFault.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service WerFault.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0005 WerFault.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000 WerFault.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0005 WerFault.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0005\ WerFault.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0004\ WerFault.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\HardwareID WerFault.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\HardwareID WerFault.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0003\ WerFault.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000 WerFault.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0003\ WerFault.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0004 WerFault.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0004\ WerFault.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0003 WerFault.exe -
Modifies data under HKEY_USERS 42 IoCs
Processes:
WerFault.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust WerFault.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA WerFault.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 WerFault.exe -
Suspicious behavior: EnumeratesProcesses 2326 IoCs
Processes:
sample.exesvchost.exepid process 4648 sample.exe 4648 sample.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe 4120 svchost.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
sample.exesvchost.exepid process 4648 sample.exe 4120 svchost.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
sample.exesvchost.exedescription pid process target process PID 4648 wrote to memory of 4120 4648 sample.exe svchost.exe PID 4648 wrote to memory of 4120 4648 sample.exe svchost.exe PID 4648 wrote to memory of 4120 4648 sample.exe svchost.exe PID 4648 wrote to memory of 4120 4648 sample.exe svchost.exe PID 4120 wrote to memory of 3436 4120 svchost.exe svchost.exe PID 4120 wrote to memory of 3436 4120 svchost.exe svchost.exe PID 4120 wrote to memory of 3436 4120 svchost.exe svchost.exe PID 4120 wrote to memory of 3436 4120 svchost.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\sample.exe"C:\Users\Admin\AppData\Local\Temp\sample.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs3⤵
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C:\Windows\system32\WerFault.exe"C:\Windows\system32\WerFault.exe" -k -lc NDIS NDIS-20201205-0317.dmp1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Checks SCSI registry key(s)
- Modifies data under HKEY_USERS