dcrat | b4b47571926c6fb637d7ca1f9ce6e171ab98f8d63f9efb89954ca9aa10c8260b

Analysis

max time kernel
96s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
02-02-2025 06:22

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General

Target

DCRatBuild.exe
Size

2.2MB
MD5

f961009433ca2f3a302b6a7236bc7ef4
SHA1

de9c950643db1fd43fd37d1f01db5d186a492244
SHA256

b4b47571926c6fb637d7ca1f9ce6e171ab98f8d63f9efb89954ca9aa10c8260b
SHA512

3637e15257a813ed87ad05ebc4fc28550c8440afe06e07205309c69f615e03f0cc7e318357fabe7951c729c56d079e188aad4b10e1e4feabf010e11e729875a1
SSDEEP

49152:UbA30EQtOTsSj5tM1xb5fO7jR1SaZRX62:UbFCBjHgx1fsjR1ne2

Score

10^/10

dcrat defense_evasion discovery infostealer rat trojan

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

Process spawned unexpected child process 42 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	376	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5040	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3648	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3844	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4740	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1320	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3688	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5112	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1192	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1244	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	964	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1620	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4304	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4380	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3044	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2936	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2720	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2780	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	968	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1700	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3040	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2732	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1412	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3296	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	232	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4824	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	412	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4528	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2472	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2464	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4068	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5016	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5080	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4588	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1764	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5032	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	928	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1768	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4988	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4332	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1448	3984	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1696	3984	schtasks.exe	90

UAC bypass 3 TTPs 6 IoCs

defense_evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	BlockCrtdll.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	BlockCrtdll.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	BlockCrtdll.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	RuntimeBroker.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	RuntimeBroker.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	RuntimeBroker.exe

DCRat payload 2 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral2/files/0x0008000000023c4a-9.dat	dcrat
behavioral2/memory/1728-13-0x0000000000170000-0x000000000035A000-memory.dmp	dcrat

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-1-5-21-2436272344-4274332273-444425594-1000\Control Panel\International\Geo\Nation	DCRatBuild.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\Control Panel\International\Geo\Nation	BlockCrtdll.exe

Executes dropped EXE 2 IoCs

pid	Process
1728	BlockCrtdll.exe
1860	RuntimeBroker.exe

Checks whether UAC is enabled 1 TTPs 4 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	RuntimeBroker.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	RuntimeBroker.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	BlockCrtdll.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	BlockCrtdll.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\fr-FR\69ddcba757bf72	BlockCrtdll.exe
File created	C:\Program Files\Windows Photo Viewer\fr-FR\explorer.exe	BlockCrtdll.exe
File created	C:\Program Files\Windows Photo Viewer\fr-FR\7a0fd90576e088	BlockCrtdll.exe
File created	C:\Program Files (x86)\Windows Defender\uk-UA\Registry.exe	BlockCrtdll.exe
File created	C:\Program Files (x86)\Windows Defender\uk-UA\ee2ad38f3d4382	BlockCrtdll.exe
File created	C:\Program Files\VideoLAN\VLC\sysmon.exe	BlockCrtdll.exe
File created	C:\Program Files\VideoLAN\VLC\121e5b5079f7c0	BlockCrtdll.exe
File created	C:\Program Files\Internet Explorer\fr-FR\smss.exe	BlockCrtdll.exe

Drops file in Windows directory 10 IoCs

description	ioc	Process
File created	C:\Windows\IME\it-IT\csrss.exe	BlockCrtdll.exe
File created	C:\Windows\Setup\State\9e8d7a4ca61bd9	BlockCrtdll.exe
File created	C:\Windows\ServiceProfiles\LocalService\Downloads\System.exe	BlockCrtdll.exe
File created	C:\Windows\ServiceProfiles\LocalService\Downloads\27d1bcfc3c54e0	BlockCrtdll.exe
File created	C:\Windows\ModemLogs\fontdrvhost.exe	BlockCrtdll.exe
File created	C:\Windows\IME\it-IT\886983d96e3d3e	BlockCrtdll.exe
File created	C:\Windows\Setup\State\RuntimeBroker.exe	BlockCrtdll.exe
File created	C:\Windows\ModemLogs\5b884080fd4f94	BlockCrtdll.exe
File created	C:\Windows\Help\OEM\ContentStore\RuntimeBroker.exe	BlockCrtdll.exe
File created	C:\Windows\Help\OEM\ContentStore\9e8d7a4ca61bd9	BlockCrtdll.exe

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	DCRatBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000_Classes\Local Settings	DCRatBuild.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 42 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2936	schtasks.exe
2780	schtasks.exe
1768	schtasks.exe
4988	schtasks.exe
4588	schtasks.exe
5032	schtasks.exe
5040	schtasks.exe
1320	schtasks.exe
3688	schtasks.exe
1700	schtasks.exe
412	schtasks.exe
4068	schtasks.exe
928	schtasks.exe
4332	schtasks.exe
1448	schtasks.exe
1696	schtasks.exe
1192	schtasks.exe
1244	schtasks.exe
1412	schtasks.exe
4824	schtasks.exe
5016	schtasks.exe
5080	schtasks.exe
4528	schtasks.exe
376	schtasks.exe
3648	schtasks.exe
4740	schtasks.exe
5112	schtasks.exe
2720	schtasks.exe
3040	schtasks.exe
3844	schtasks.exe
3044	schtasks.exe
2732	schtasks.exe
2464	schtasks.exe
964	schtasks.exe
1620	schtasks.exe
4380	schtasks.exe
232	schtasks.exe
4304	schtasks.exe
968	schtasks.exe
3296	schtasks.exe
1764	schtasks.exe
2472	schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1728	BlockCrtdll.exe
1860	RuntimeBroker.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1728	BlockCrtdll.exe
Token: SeDebugPrivilege	1860	RuntimeBroker.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4212 wrote to memory of 4224	4212	DCRatBuild.exe	86
PID 4212 wrote to memory of 4224	4212	DCRatBuild.exe	86
PID 4212 wrote to memory of 4224	4212	DCRatBuild.exe	86
PID 4224 wrote to memory of 264	4224	WScript.exe	87
PID 4224 wrote to memory of 264	4224	WScript.exe	87
PID 4224 wrote to memory of 264	4224	WScript.exe	87
PID 264 wrote to memory of 1728	264	cmd.exe	89
PID 264 wrote to memory of 1728	264	cmd.exe	89
PID 1728 wrote to memory of 1860	1728	BlockCrtdll.exe	133
PID 1728 wrote to memory of 1860	1728	BlockCrtdll.exe	133

System policy modification 1 TTPs 6 IoCs

defense_evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	RuntimeBroker.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	RuntimeBroker.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	RuntimeBroker.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	BlockCrtdll.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	BlockCrtdll.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	BlockCrtdll.exe

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\DCRatBuild.exe
"C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4212
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\serverComponentDllcommon\bx6BMmKgSYwa72gSXp87543q080.vbe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4224
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\serverComponentDllcommon\zRrwLBfNMV0sSxintCMs2hsAWOJU.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:264
  - - C:\serverComponentDllcommon\BlockCrtdll.exe
      "C:\serverComponentDllcommon\BlockCrtdll.exe"
      4⤵
      UAC bypass
      Checks computer location settings
      Executes dropped EXE
      Checks whether UAC is enabled
      Drops file in Program Files directory
      Drops file in Windows directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:1728
    - - C:\Windows\Setup\State\RuntimeBroker.exe
        
        "C:\Windows\Setup\State\RuntimeBroker.exe"
        5⤵
        UAC bypass
        Executes dropped EXE
        Checks whether UAC is enabled
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        System policy modification
        
        PID:1860

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\Registry.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:376

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Registry" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\Registry.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5040

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\Registry.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3648

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 10 /tr "'C:\Users\Default User\Idle.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3844

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Users\Default User\Idle.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4740

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 14 /tr "'C:\Users\Default User\Idle.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1320

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 13 /tr "'C:\Windows\IME\it-IT\csrss.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3688

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Windows\IME\it-IT\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5112

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 10 /tr "'C:\Windows\IME\it-IT\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1192

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 6 /tr "'C:\Program Files\Windows Photo Viewer\fr-FR\explorer.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1244

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Program Files\Windows Photo Viewer\fr-FR\explorer.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:964

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 12 /tr "'C:\Program Files\Windows Photo Viewer\fr-FR\explorer.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1620

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 11 /tr "'C:\Users\Default User\conhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4304

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Users\Default User\conhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4380

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 5 /tr "'C:\Users\Default User\conhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3044

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Defender\uk-UA\Registry.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2936

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Registry" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Defender\uk-UA\Registry.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2720

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Windows Defender\uk-UA\Registry.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2780

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 6 /tr "'C:\Users\Default User\TextInputHost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:968

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "TextInputHost" /sc ONLOGON /tr "'C:\Users\Default User\TextInputHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1700

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 7 /tr "'C:\Users\Default User\TextInputHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3040

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 10 /tr "'C:\Windows\Setup\State\RuntimeBroker.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2732

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Windows\Setup\State\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1412

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 9 /tr "'C:\Windows\Setup\State\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3296

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'C:\Windows\ServiceProfiles\LocalService\Downloads\System.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:232

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Windows\ServiceProfiles\LocalService\Downloads\System.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4824

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'C:\Windows\ServiceProfiles\LocalService\Downloads\System.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:412

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 9 /tr "'C:\Windows\ModemLogs\fontdrvhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4528

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Windows\ModemLogs\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2472

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 5 /tr "'C:\Windows\ModemLogs\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2464

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmons" /sc MINUTE /mo 7 /tr "'C:\Program Files\VideoLAN\VLC\sysmon.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4068

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmon" /sc ONLOGON /tr "'C:\Program Files\VideoLAN\VLC\sysmon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5016

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmons" /sc MINUTE /mo 11 /tr "'C:\Program Files\VideoLAN\VLC\sysmon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5080

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 13 /tr "'C:\serverComponentDllcommon\fontdrvhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4588

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\serverComponentDllcommon\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1764

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 13 /tr "'C:\serverComponentDllcommon\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5032

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 5 /tr "'C:\Program Files\Internet Explorer\fr-FR\smss.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:928

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Program Files\Internet Explorer\fr-FR\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1768

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 6 /tr "'C:\Program Files\Internet Explorer\fr-FR\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4988

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 14 /tr "'C:\Windows\Help\OEM\ContentStore\RuntimeBroker.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4332

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Windows\Help\OEM\ContentStore\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1448

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 7 /tr "'C:\Windows\Help\OEM\ContentStore\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\serverComponentDllcommon\BlockCrtdll.exe

Filesize
1.9MB

MD5
496e5e387972013c1cb840b3c950619a

SHA1
590ebfbeb19abe6209ce0fd443a4ddbf99bb6b06

SHA256
65c9c72f636b657567a6c266530e32fced0bd925862a8cb1a36f17ed2e5fcab9

SHA512
627852c5b9c5623d63af7e328350a12390df8dac076df5eb68e9d062af6e4b722b454f84385084f2010853c2af0a78b1ae7eab5a04e75a522308bc5d196ca064

Download Submit
C:\serverComponentDllcommon\bx6BMmKgSYwa72gSXp87543q080.vbe

Filesize
229B

MD5
d88322aff4ad78498de6b2f94849650b

SHA1
083dad97a0c0fb49bff2aafb71b3c2f1649b7874

SHA256
8ef333818cc91032a286af156d19dc2940e23349b59823fd321899b45411dff7

SHA512
8017b8704665def6102dc1a1ba09d6d2786ca3810160df40da980a839eff518d714bdc71677ffc3102ea60b51e034c134d78dec81d4ea69dd7ef2929055bddd7

Download Submit
C:\serverComponentDllcommon\zRrwLBfNMV0sSxintCMs2hsAWOJU.bat

Filesize
45B

MD5
f1e21d43b8f7088bb04b918c5d374889

SHA1
3af9d153963b57f317b38d543e2d49d7e5f2b024

SHA256
0734a22e43a714e98295ec0cf6fa0b801dc7634b206533a219401a9f87444fc6

SHA512
8ae8c28afaa70cbbd5c0c7395855299402552c707b3c0e1ab1cf43adb643175ac5f69063a1a8433ab2db3eae2e6c992164478d8229e35814e41f116d797f3c3b

Download Submit
memory/1728-12-0x00007FF8E9A13000-0x00007FF8E9A15000-memory.dmp

Filesize
8KB

Download
memory/1728-13-0x0000000000170000-0x000000000035A000-memory.dmp

Filesize
1.9MB

Download
memory/1728-14-0x0000000000A00000-0x0000000000A0A000-memory.dmp

Filesize
40KB

Download
memory/1728-15-0x0000000002390000-0x00000000023E6000-memory.dmp

Filesize
344KB

Download
memory/1728-16-0x0000000000B70000-0x0000000000B7C000-memory.dmp

Filesize
48KB

Download