Analysis
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max time kernel
22s -
max time network
39s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 09:24
Static task
static1
Behavioral task
behavioral1
Sample
sample_98.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
sample_98.exe
Resource
win10v2004-20220812-en
General
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Target
sample_98.exe
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Size
498KB
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MD5
9345d04c518e870eef5e2cf17bd31124
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SHA1
afdc13ca387b751a9d6e3458c78cb947d36f8732
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SHA256
095380bcd82017bb34add265e6af795b77ad6c4e018e13253ad6c2a4af7a1d9f
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SHA512
860b577d11e06363fa0ed7680c533fee76bee129b6b3148e3133cd47bde05f1ed68a1f04cfe8a937b88505d11cdfc31caf92fc10a4551503187707f46c84918c
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SSDEEP
12288:n/3VRjDgPLRv7g2SVx/ZG6Gqpwp6gKX3lH9KZuqrR06sjiQbM:n/3V1gPLRv7g5PZpHzgKX3laZs2gM
Malware Config
Signatures
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Modifies Installed Components in the registry 2 TTPs 2 IoCs
Processes:
iexplore.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{T5TBB77L-4678-0MKC-421Q-14416031DYU6} iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{T5TBB77L-4678-0MKC-421Q-14416031DYU6}\StubPath = "C:\\Windows\\system32\\Wincert\\windowsverifiyer.exe Restart" iexplore.exe -
Processes:
resource yara_rule behavioral2/memory/4808-133-0x0000000010410000-0x00000000104D4000-memory.dmp upx -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
iexplore.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\system32\\Wincert\\windowsverifiyer.exe" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\system32\\Wincert\\windowsverifiyer.exe" iexplore.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run iexplore.exe -
Drops file in System32 directory 6 IoCs
Processes:
iexplore.exedescription ioc process File created C:\Windows\SysWOW64\Wincert\windowsverifiyer.exe iexplore.exe File opened for modification C:\Windows\SysWOW64\Wincert\windowsverifiyer.exe iexplore.exe File opened for modification C:\Windows\SysWOW64\Wincert\plugin.dat iexplore.exe File created C:\Windows\SysWOW64\Wincert\logs.dat iexplore.exe File opened for modification C:\Windows\SysWOW64\Wincert\logs.dat iexplore.exe File created C:\Windows\SysWOW64\Wincert\plugin.dat iexplore.exe -
Checks SCSI registry key(s) 3 TTPs 8 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
iexplore.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000 iexplore.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\ConfigFlags iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 iexplore.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\ConfigFlags iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_MSFT&PROD_VIRTUAL_DVD-ROM\2&1F4ADFFE&0&000001 iexplore.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Phantom iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_MSFT&PROD_VIRTUAL_DVD-ROM\2&1F4ADFFE&0&000002 iexplore.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Phantom iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
sample_98.exepid process 4808 sample_98.exe 4808 sample_98.exe 4808 sample_98.exe 4808 sample_98.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
iexplore.exepid process 1972 iexplore.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
sample_98.exeiexplore.exedescription pid process Token: SeDebugPrivilege 4808 sample_98.exe Token: SeDebugPrivilege 4808 sample_98.exe Token: SeDebugPrivilege 4808 sample_98.exe Token: SeDebugPrivilege 4808 sample_98.exe Token: SeDebugPrivilege 1972 iexplore.exe Token: SeDebugPrivilege 1972 iexplore.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
sample_98.exedescription pid process target process PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe PID 4808 wrote to memory of 1972 4808 sample_98.exe iexplore.exe
Processes
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C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe1⤵PID:656
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:600
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵PID:312
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"2⤵PID:788
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p1⤵PID:772
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding2⤵PID:3424
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca2⤵PID:3360
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}2⤵PID:3268
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding2⤵PID:4620
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding2⤵PID:1064
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca2⤵PID:3508
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C:\Windows\system32\wbem\wmiprvse.exeC:\Windows\system32\wbem\wmiprvse.exe2⤵PID:2280
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}2⤵PID:4376
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding2⤵PID:3640
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca2⤵PID:3524
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc1⤵PID:388
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService1⤵PID:948
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager1⤵PID:1288
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C:\Windows\system32\sihost.exesihost.exe2⤵PID:2492
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s FontCache1⤵PID:1640
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:1948
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc1⤵PID:2184
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:2564
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3080
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:2640
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C:\Users\Admin\AppData\Local\Temp\sample_98.exe"C:\Users\Admin\AppData\Local\Temp\sample_98.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4808 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Checks SCSI registry key(s)
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1972
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc1⤵PID:8
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵PID:1676
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -s W32Time1⤵PID:2996
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager1⤵PID:2324
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc1⤵PID:5076
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc1⤵PID:4800
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc1⤵PID:4728
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2688
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService1⤵PID:2668
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt1⤵PID:2656
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks1⤵PID:2648
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer1⤵PID:2592
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc1⤵PID:2552
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2504
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent1⤵PID:2348
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT1⤵PID:2340
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation1⤵PID:2064
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p1⤵PID:1888
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C:\Windows\System32\spoolsv.exeC:\Windows\System32\spoolsv.exe1⤵PID:1692
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection1⤵PID:2020
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache1⤵PID:1956
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository1⤵PID:1892
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s netprofm1⤵PID:1856
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:1768
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc1⤵PID:1696
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder1⤵PID:1616
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s SENS1⤵PID:1576
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp1⤵PID:1460
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s Themes1⤵PID:1376
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc1⤵PID:1368
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s nsi1⤵PID:1356
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem1⤵PID:1344
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog1⤵PID:1240
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc1⤵PID:1188
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule1⤵PID:1112
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p1⤵PID:1092
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc1⤵PID:1036
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts1⤵PID:608
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM1⤵PID:952
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k RPCSS -p1⤵PID:904
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:780