dcrat | be08dac8fc827b41b19be240140f13e19a802e6c6108105cc303a873c57a20c4

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 15:03

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General

Target

Nixware.exe
Size

2.7MB
MD5

d07543cb1bc6f660adcb7107ab33f270
SHA1

8421ed19516a2152e4a53d694179107f3ef585c0
SHA256

be08dac8fc827b41b19be240140f13e19a802e6c6108105cc303a873c57a20c4
SHA512

03b6e377af1022d298aeac70c779b621cb5c0e636874e7739fa7ad30b1d64a08a16429719f89dcd0122f8b7309b20708672f8da32577e0265c3c8b34bae2add0
SSDEEP

49152:GB7nRsoz7nIZgHltNj/VImvhIudDXtNHUxQ:Y7nq27nIENjqihIerHUxQ

Score

10^/10

dcrat discovery infostealer persistence rat spyware stealer

Malware Config

Signatures

DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
rat infostealer dcrat
Dcrat family
dcrat

Modifies WinLogon for persistence 2 TTPs 6 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\smss.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\smss.exe\", \"C:\\Program Files\\dotnet\\shared\\Microsoft.WindowsDesktop.App\\6.0.27\\zh-Hans\\BlockPortdriverCommon.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\smss.exe\", \"C:\\Program Files\\dotnet\\shared\\Microsoft.WindowsDesktop.App\\6.0.27\\zh-Hans\\BlockPortdriverCommon.exe\", \"C:\\Recovery\\WindowsRE\\cmd.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\smss.exe\", \"C:\\Program Files\\dotnet\\shared\\Microsoft.WindowsDesktop.App\\6.0.27\\zh-Hans\\BlockPortdriverCommon.exe\", \"C:\\Recovery\\WindowsRE\\cmd.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\smss.exe\", \"C:\\Program Files\\dotnet\\shared\\Microsoft.WindowsDesktop.App\\6.0.27\\zh-Hans\\BlockPortdriverCommon.exe\", \"C:\\Recovery\\WindowsRE\\cmd.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\", \"C:\\surrogatesession\\sihost.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\smss.exe\", \"C:\\Program Files\\dotnet\\shared\\Microsoft.WindowsDesktop.App\\6.0.27\\zh-Hans\\BlockPortdriverCommon.exe\", \"C:\\Recovery\\WindowsRE\\cmd.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\", \"C:\\surrogatesession\\sihost.exe\", \"C:\\surrogatesession\\BlockPortdriverCommon.exe\""	BlockPortdriverCommon.exe

Process spawned unexpected child process 18 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4144	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1548	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1280	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4744	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4028	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1656	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3988	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1520	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3116	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3888	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2800	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4964	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4076	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2208	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3796	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1572	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	688	2944	schtasks.exe	86
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	932	2944	schtasks.exe	86

Checks computer location settings 2 TTPs 3 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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	Nixware.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	BlockPortdriverCommon.exe

Executes dropped EXE 2 IoCs

pid	Process
856	BlockPortdriverCommon.exe
4412	smss.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 12 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BlockPortdriverCommon = "\"C:\\surrogatesession\\BlockPortdriverCommon.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\smss.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BlockPortdriverCommon = "\"C:\\Program Files\\dotnet\\shared\\Microsoft.WindowsDesktop.App\\6.0.27\\zh-Hans\\BlockPortdriverCommon.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sihost = "\"C:\\surrogatesession\\sihost.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sihost = "\"C:\\surrogatesession\\sihost.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BlockPortdriverCommon = "\"C:\\surrogatesession\\BlockPortdriverCommon.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\smss.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BlockPortdriverCommon = "\"C:\\Program Files\\dotnet\\shared\\Microsoft.WindowsDesktop.App\\6.0.27\\zh-Hans\\BlockPortdriverCommon.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cmd = "\"C:\\Recovery\\WindowsRE\\cmd.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cmd = "\"C:\\Recovery\\WindowsRE\\cmd.exe\""	BlockPortdriverCommon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\""	BlockPortdriverCommon.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	\??\c:\Windows\System32\CSC939264E017F64AF8A41A89E22CC3AD2E.TMP	csc.exe
File created	\??\c:\Windows\System32\lhkpi-.exe	csc.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\BlockPortdriverCommon.exe	BlockPortdriverCommon.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\857118377dc6da	BlockPortdriverCommon.exe
File created	C:\Program Files (x86)\Reference Assemblies\Microsoft\smss.exe	BlockPortdriverCommon.exe
File created	C:\Program Files (x86)\Reference Assemblies\Microsoft\69ddcba757bf72	BlockPortdriverCommon.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\ImmersiveControlPanel\ja-JP\dllhost.exe	BlockPortdriverCommon.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Nixware.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2600	PING.EXE

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings	Nixware.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings	BlockPortdriverCommon.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2600	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 18 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4744	schtasks.exe
1656	schtasks.exe
3116	schtasks.exe
2800	schtasks.exe
4964	schtasks.exe
932	schtasks.exe
3796	schtasks.exe
4144	schtasks.exe
1548	schtasks.exe
1280	schtasks.exe
3988	schtasks.exe
2208	schtasks.exe
1572	schtasks.exe
688	schtasks.exe
4028	schtasks.exe
1520	schtasks.exe
3888	schtasks.exe
4076	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe
856	BlockPortdriverCommon.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4412	smss.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	856	BlockPortdriverCommon.exe
Token: SeDebugPrivilege	4412	smss.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 4856	1724	Nixware.exe	82
PID 1724 wrote to memory of 4856	1724	Nixware.exe	82
PID 1724 wrote to memory of 4856	1724	Nixware.exe	82
PID 4856 wrote to memory of 2780	4856	WScript.exe	88
PID 4856 wrote to memory of 2780	4856	WScript.exe	88
PID 4856 wrote to memory of 2780	4856	WScript.exe	88
PID 2780 wrote to memory of 856	2780	cmd.exe	90
PID 2780 wrote to memory of 856	2780	cmd.exe	90
PID 856 wrote to memory of 4124	856	BlockPortdriverCommon.exe	94
PID 856 wrote to memory of 4124	856	BlockPortdriverCommon.exe	94
PID 4124 wrote to memory of 4832	4124	csc.exe	96
PID 4124 wrote to memory of 4832	4124	csc.exe	96
PID 856 wrote to memory of 3972	856	BlockPortdriverCommon.exe	114
PID 856 wrote to memory of 3972	856	BlockPortdriverCommon.exe	114
PID 3972 wrote to memory of 1216	3972	cmd.exe	116
PID 3972 wrote to memory of 1216	3972	cmd.exe	116
PID 3972 wrote to memory of 2600	3972	cmd.exe	117
PID 3972 wrote to memory of 2600	3972	cmd.exe	117
PID 3972 wrote to memory of 4412	3972	cmd.exe	118
PID 3972 wrote to memory of 4412	3972	cmd.exe	118

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:\Users\Admin\AppData\Local\Temp\Nixware.exe
"C:\Users\Admin\AppData\Local\Temp\Nixware.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\surrogatesession\9Jg3KVOjcV42zUZPCuIVZgehfMBu6YbdOPQ48qfJn162TYBQ.vbe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4856
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\surrogatesession\SnwsOZ2aiJutXMyXmD.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2780
  - - C:\surrogatesession\BlockPortdriverCommon.exe
      "C:\surrogatesession/BlockPortdriverCommon.exe"
      4⤵
      Modifies WinLogon for persistence
      Checks computer location settings
      Executes dropped EXE
      Adds Run key to start application
      Drops file in Program Files directory
      Drops file in Windows directory
      Modifies registry class
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:856
    - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
        
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\qlutw23y\qlutw23y.cmdline"
        5⤵
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:4124
      - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESCEC9.tmp" "c:\Windows\System32\CSC939264E017F64AF8A41A89E22CC3AD2E.TMP"
        6⤵
        
        PID:4832
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\fHDznW7oXh.bat"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:3972
      - C:\Windows\system32\chcp.com
        
        chcp 65001
        6⤵
        
        PID:1216
      - C:\Windows\system32\PING.EXE
        
        ping -n 10 localhost
        6⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:2600
      - C:\Program Files (x86)\Reference Assemblies\Microsoft\smss.exe
        
        "C:\Program Files (x86)\Reference Assemblies\Microsoft\smss.exe"
        6⤵
        Executes dropped EXE
        Suspicious behavior: GetForegroundWindowSpam
        Suspicious use of AdjustPrivilegeToken
        
        PID:4412

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\smss.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4144

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1548

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1280

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "BlockPortdriverCommonB" /sc MINUTE /mo 10 /tr "'C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\BlockPortdriverCommon.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4744

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "BlockPortdriverCommon" /sc ONLOGON /tr "'C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\BlockPortdriverCommon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4028

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "BlockPortdriverCommonB" /sc MINUTE /mo 11 /tr "'C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\BlockPortdriverCommon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1656

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "cmdc" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\cmd.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3988

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "cmd" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\cmd.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1520

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "cmdc" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\cmd.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3116

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3888

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2800

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4964

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 12 /tr "'C:\surrogatesession\sihost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4076

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\surrogatesession\sihost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2208

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 13 /tr "'C:\surrogatesession\sihost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3796

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "BlockPortdriverCommonB" /sc MINUTE /mo 12 /tr "'C:\surrogatesession\BlockPortdriverCommon.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1572

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "BlockPortdriverCommon" /sc ONLOGON /tr "'C:\surrogatesession\BlockPortdriverCommon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:688

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "BlockPortdriverCommonB" /sc MINUTE /mo 12 /tr "'C:\surrogatesession\BlockPortdriverCommon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESCEC9.tmp

Filesize
1KB

MD5
4e087d5c0985d7fd80b2258383e9227b

SHA1
679840c13cf000af1ce18bd8bfd7b706953b6dd5

SHA256
69a8b36b8ee555132b5b58d2e2f1d98f6b3196bd1fbb27bc367846241f33d29e

SHA512
8a47a90ac128ed7b4f391c432c0fa53f489fea1a74a0eda0bcc762dc77e8f6f697e9a04f19e2b5ff7c9e780e4e7c602a81cdefaec0ab1afc9d7bfb964dba4d84

Download Submit
C:\Users\Admin\AppData\Local\Temp\fHDznW7oXh.bat

Filesize
190B

MD5
2a0238025a530398b9d4f43e815c915c

SHA1
d300c9889b5e68eccecf442add4b36602e8ea868

SHA256
33a4f89281f3365cdd3cea43eff20b250fe4ff6cdfa50808f616fbe4910b94a9

SHA512
51a6fb23a116ad92960101307a0385d4a291710da244aca86105dcb22284a66f85a20e07e8f4e2e62bec93d23eb2ac792f768039881fc62df1cc7e3bf137ba33

Download Submit
C:\surrogatesession\9Jg3KVOjcV42zUZPCuIVZgehfMBu6YbdOPQ48qfJn162TYBQ.vbe

Filesize
213B

MD5
f8702ecc9e0f72ccee89fdef7a40b971

SHA1
a495334be7d04fd4d3d4ceba0b1b846a0ad76d78

SHA256
eea23b38c07a415c44a958410d435a4266ebdf7b7cdbb57c2f011b094df99cd5

SHA512
68c8b4ebc2c57f0716b6c62d2596686f50a1a02b58a8090dcffec1615125b05ad76e9650be78e094b9df29f4ca3ac91d4ca7718abe4502266ecca8b44c872ee4

Download Submit
C:\surrogatesession\BlockPortdriverCommon.exe

Filesize
2.0MB

MD5
77905da28eb0ae1c97f92d614f341411

SHA1
aa7a9229ede890bc8efd667aa4ac488517260f32

SHA256
3c53924669c7c88687d862775af6f78fb2c656d93577f8c96358918e984d8a42

SHA512
66b36b0bc4f38d069ab02adb7d0d2a030ea2268bc826c24533193bc3477c703d941bad86433cfd04af27af6854ee60f17eb1dd84440ebab9494b1d5b0d8ba904

Download Submit
C:\surrogatesession\SnwsOZ2aiJutXMyXmD.bat

Filesize
105B

MD5
c4ede3cc43ab27c5ac840dfd8cd98632

SHA1
61b6df44c8563c5d400c50bbedd91ee9d8c4b28c

SHA256
64eab9ebe09f70865dbb3f35b7e5b76d3ac1c6246bfe7d08569d218a6d0bcfcb

SHA512
715182ee0e5a1a38be29484d6b241a80360dd6afcf9991330d5b278c8bb7ea371d89cd7edf4d943dcc405ce85ff276ea882b219eb1f50526307c02ce1f354ade

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\qlutw23y\qlutw23y.0.cs

Filesize
394B

MD5
bac0e6b86fbc67bb9fb577119cb4ba76

SHA1
68f6136449d22044bd5dd12831d600bbadaa5866

SHA256
838139be12be5631b55811a3ce60d378726dbf527a046c818381d5ff5314b5c9

SHA512
c1b78205d425d5e0bd5e62ade5d55ac735b4579ba683a42d6c3a3c1a967b2da636c8f7064ea8dc2798db177a199a42d636742c10a1559329132e72412a7c104d

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\qlutw23y\qlutw23y.cmdline

Filesize
235B

MD5
cade95281ab8ff7532a8f071c4717504

SHA1
f9f5ca67b7e73794f73b8b89e34883e4b8d48e07

SHA256
30157ab7b6030d05254bc542ddfe9a5f22e5a6069449b1005e5b8881951848dc

SHA512
5eb140a92a8356011aadd83fbd4d967d76ffcede9e33a1e6d825783ee7fb794020a0bd15c306ec8163c3ea1eb49b048d6a13e7aecd4006dba6b494b162e9022d

Download Submit
\??\c:\Windows\System32\CSC939264E017F64AF8A41A89E22CC3AD2E.TMP

Filesize
1KB

MD5
75e32610d8ef6143201c7c28465fcda9

SHA1
b2bae99fade2dda07aecbe1659d184be0fc4e7a6

SHA256
97ee1cac3965d9cc55a60f20206f384719431f19ac96bdc52b93a98de51a639b

SHA512
b303fb99586efd19a08223ba93472fa6d33fcf9198bbf42fb16ba61001db59e5fd5835ea7696ed34e4004d23fa60697e724e6085d1269d788204bf95dfe46abc

Download Submit
memory/856-17-0x0000000002BD0000-0x0000000002BEC000-memory.dmp

Filesize
112KB

Download
memory/856-20-0x0000000002BF0000-0x0000000002C08000-memory.dmp

Filesize
96KB

Download
memory/856-24-0x0000000002BC0000-0x0000000002BCC000-memory.dmp

Filesize
48KB

Download
memory/856-26-0x0000000002C10000-0x0000000002C1E000-memory.dmp

Filesize
56KB

Download
memory/856-28-0x000000001B650000-0x000000001B662000-memory.dmp

Filesize
72KB

Download
memory/856-29-0x000000001C050000-0x000000001C578000-memory.dmp

Filesize
5.2MB

Download
memory/856-31-0x000000001B610000-0x000000001B61C000-memory.dmp

Filesize
48KB

Download
memory/856-33-0x000000001B620000-0x000000001B628000-memory.dmp

Filesize
32KB

Download
memory/856-35-0x000000001B630000-0x000000001B63C000-memory.dmp

Filesize
48KB

Download
memory/856-22-0x0000000002BB0000-0x0000000002BBE000-memory.dmp

Filesize
56KB

Download
memory/856-18-0x000000001BAD0000-0x000000001BB20000-memory.dmp

Filesize
320KB

Download
memory/856-15-0x0000000002A50000-0x0000000002A5E000-memory.dmp

Filesize
56KB

Download
memory/856-13-0x0000000000780000-0x0000000000992000-memory.dmp

Filesize
2.1MB

Download
memory/856-64-0x000000001BF60000-0x000000001C009000-memory.dmp

Filesize
676KB

Download
memory/856-65-0x000000001C780000-0x000000001C929000-memory.dmp

Filesize
1.7MB

Download
memory/856-12-0x00007FFB277F3000-0x00007FFB277F5000-memory.dmp

Filesize
8KB

Download
memory/4412-80-0x000000001D440000-0x000000001D4E9000-memory.dmp

Filesize
676KB

Download