Analysis
- max time kernel
38s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/07/2026, 17:10
Static task
static1
Behavioral task
behavioral1
Sample
x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe
Resource
win11ltsc2024-20260706-en
General
- Target x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe
- Size 1.7MB
- Sample260709-vp3klae15z
- SHA256 0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173
- MD5 7c927b9c529d6ca5d90547d9f3e68349
- SHA1 3d6c3a1957d1de6ea4b954adde31f6b76cca71c4
- SHA512 12b3a251871497dcc5783c363ed10686947fd92999a2a6331729b6bc8fc450c7cb7983c5c88e80f7c665c50655a2415638d18ee71f1b019a01aac82b12bf565f
- SSDEEP 49152:AkQTAbIwMtuvMDVPG4JdXeR4aT6LQ+d3mY/4qxTsx3sce:AaxuRD9JdOR4m+lmY/4rx8ce
- TLSH T1418523097181D373C2FB003085C58FB55A2566224F7566EFFBE89B662F202F4BB661C9
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Family: DcRat 24 IoCs
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
description ioc pid Process 4908 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe 4784 schtasks.exe 7520 schtasks.exe 3500 schtasks.exe 1764 schtasks.exe 3152 schtasks.exe 4976 schtasks.exe 3268 schtasks.exe 2364 schtasks.exe 2288 schtasks.exe 1432 schtasks.exe 1752 schtasks.exe 5972 schtasks.exe 5400 schtasks.exe 1888 schtasks.exe 6036 schtasks.exe 6284 schtasks.exe 6668 schtasks.exe 7584 schtasks.exe 200 schtasks.exe 5468 schtasks.exe 828 schtasks.exe 3980 schtasks.exe - Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\csrss.exe\"" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe - Process spawned unexpected child process 23 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 3152 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4976 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2288 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4784 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2364 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5468 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1888 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5972 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3268 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5400 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 6036 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1764 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 828 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 6284 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3980 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1432 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 7520 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1752 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 6668 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 7584 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3500 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4908 5672 schtasks.exe 89 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 200 5672 schtasks.exe 89 - UAC bypass 3 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe - Executes dropped EXE 1 IoCs
pid Process 5528 csrss.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\WindowsRE\\csrss.exe\"" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\WindowsRE\\csrss.exe\"" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe - Checks whether UAC is enabled 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe - SmartAssembly .NET packer 5 IoCs
Detects SmartAssembly .NET packer.
resource yara_rule behavioral2/memory/2864-5233-0x00000000064B0000-0x00000000064C0000-memory.dmp SmartAssembly behavioral2/memory/2864-5237-0x0000000006580000-0x000000000658A000-memory.dmp SmartAssembly behavioral2/memory/2864-5242-0x0000000006E90000-0x0000000006E9C000-memory.dmp SmartAssembly behavioral2/memory/2864-5245-0x0000000007270000-0x000000000727C000-memory.dmp SmartAssembly behavioral2/memory/2864-5243-0x0000000007250000-0x000000000725A000-memory.dmp SmartAssembly - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\Windows Media Player\uk-UA\wininit.exe x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe File created C:\Program Files (x86)\Windows Media Player\uk-UA\56085415360792 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrss.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 23 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 6284 schtasks.exe 6668 schtasks.exe 2364 schtasks.exe 1888 schtasks.exe 5400 schtasks.exe 3980 schtasks.exe 200 schtasks.exe 2288 schtasks.exe 4784 schtasks.exe 5468 schtasks.exe 1764 schtasks.exe 1432 schtasks.exe 7520 schtasks.exe 7584 schtasks.exe 3500 schtasks.exe 5972 schtasks.exe 3268 schtasks.exe 6036 schtasks.exe 828 schtasks.exe 1752 schtasks.exe 4908 schtasks.exe 3152 schtasks.exe 4976 schtasks.exe - Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2864 x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe - System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.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.
Processes
-
C:\Users\Admin\AppData\Local\Temp\x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe"C:\Users\Admin\AppData\Local\Temp\x0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173.exe"1⤵
- Family: DcRat
- Modifies WinLogon for persistence
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:2864
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3152
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4976
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2288
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Media Player\uk-UA\wininit.exe'" /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4784
-
C:\Recovery\WindowsRE\csrss.exe"C:\Recovery\WindowsRE\csrss.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5528
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Media Player\uk-UA\wininit.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2364
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Windows Media Player\uk-UA\wininit.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5468
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 7 /tr "'C:\Windows.old\fontdrvhost.exe'" /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1888
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Windows.old\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5972
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 8 /tr "'C:\Windows.old\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3268
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 5 /tr "'C:\Program Files\Windows Sidebar\System.exe'" /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5400
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C:\Windows.old\fontdrvhost.exe"C:\Windows.old\fontdrvhost.exe"1⤵PID:5920
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files\Windows Sidebar\System.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6036
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 11 /tr "'C:\Program Files\Windows Sidebar\System.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1764
-
C:\Program Files (x86)\Windows Media Player\uk-UA\wininit.exe"C:\Program Files (x86)\Windows Media Player\uk-UA\wininit.exe"1⤵PID:900
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "ctfmonc" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\ctfmon.exe'" /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:828
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "ctfmon" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\ctfmon.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6284
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "ctfmonc" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\ctfmon.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3980
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 12 /tr "'C:\Program Files (x86)\Common Files\Microsoft Shared\DAO\csrss.exe'" /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1432
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C:\Program Files\Windows Sidebar\System.exe"C:\Program Files\Windows Sidebar\System.exe"1⤵PID:6664
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files (x86)\Common Files\Microsoft Shared\DAO\csrss.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:7520
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Common Files\Microsoft Shared\DAO\csrss.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1752
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C:\Recovery\WindowsRE\ctfmon.exe"C:\Recovery\WindowsRE\ctfmon.exe"1⤵PID:2820
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SecurityHealthSystrayS" /sc MINUTE /mo 5 /tr "'C:\Users\Default User\SecurityHealthSystray.exe'" /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6668
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SecurityHealthSystray" /sc ONLOGON /tr "'C:\Users\Default User\SecurityHealthSystray.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:7584
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SecurityHealthSystrayS" /sc MINUTE /mo 6 /tr "'C:\Users\Default User\SecurityHealthSystray.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3500
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 9 /tr "'C:\Windows.old\dllhost.exe'" /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4908
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Windows.old\dllhost.exe'" /rl HIGHEST /f1⤵
- Family: DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:200
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
4Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Recovery\WindowsRE\csrss.exe
- Size 1.7MB
- SHA256 0cc0e5fa5668ca92027c35b2cfc1e01b8bc7bd2923483a7a512ae923b1acd173
- MD5 7c927b9c529d6ca5d90547d9f3e68349
- SHA1 3d6c3a1957d1de6ea4b954adde31f6b76cca71c4
- SHA512 12b3a251871497dcc5783c363ed10686947fd92999a2a6331729b6bc8fc450c7cb7983c5c88e80f7c665c50655a2415638d18ee71f1b019a01aac82b12bf565f
- SSDEEP 49152:AkQTAbIwMtuvMDVPG4JdXeR4aT6LQ+d3mY/4qxTsx3sce:AaxuRD9JdOR4m+lmY/4rx8ce
- TLSH T1418523097181D373C2FB003085C58FB55A2566224F7566EFFBE89B662F202F4BB661C9
- MD5 SHA1 SHA512 SSDEEP TLSH