Analysis
- max time kernel
105s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20250610-en - resource tags
arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system - submitted
28/07/2025, 15:00
Behavioral task
behavioral1
Sample
68fc14c53a63137b72eabca5111774ce.exe
Resource
win10v2004-20250610-en
General
- Target 68fc14c53a63137b72eabca5111774ce.exe
- Size 2.8MB
- Sample250728-sdmnwsfj91
- SHA256 4534074d213942449c22ba14aa2d85c191f955606f70e875fbefda4358cda01b
- MD5 68fc14c53a63137b72eabca5111774ce
- SHA1 a052bed4cff40e520dd91681a8a945abb79e2227
- SHA512 241d489fce215fa3a099b13ad4a1eaad177215eefbaa6d2f8b032779f30fe9745cfacb3e99a9e4dce35ef940b92907d575e805e7fe65cef724009fdb91656af5
- SSDEEP 49152:dj3Yv0zatSUXHxJzP4h7r2iJ53sskJ2otak+FgnzcD4q:l3V+X3nQhl5yJ2ot6Mc
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
- Dcrat family
- Process spawned unexpected child process 9 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 2744 5452 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2828 5452 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4004 5452 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 392 5452 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3832 5452 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5252 5452 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2984 5452 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2292 5452 schtasks.exe 84 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3656 5452 schtasks.exe 84 - UAC bypass 3 TTPs 6 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 68fc14c53a63137b72eabca5111774ce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" 68fc14c53a63137b72eabca5111774ce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" spoolsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" spoolsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" spoolsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 68fc14c53a63137b72eabca5111774ce.exe -
resource yara_rule behavioral1/memory/1960-0-0x0000000000140000-0x000000000040E000-memory.dmp dcrat behavioral1/files/0x000800000002423f-32.dat dcrat behavioral1/files/0x000900000002423f-41.dat dcrat - Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 5040 powershell.exe 4596 powershell.exe 4612 powershell.exe 4608 powershell.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2012121138-1878458325-808874697-1000\Control Panel\International\Geo\Nation 68fc14c53a63137b72eabca5111774ce.exe - Executes dropped EXE 1 IoCs
pid Process 4092 spoolsv.exe - Checks whether UAC is enabled 1 TTPs 4 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 68fc14c53a63137b72eabca5111774ce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 68fc14c53a63137b72eabca5111774ce.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA spoolsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" spoolsv.exe - SmartAssembly .NET packer 5 IoCs
Detects SmartAssembly .NET packer.
resource yara_rule behavioral1/memory/1960-6-0x0000000000DA0000-0x0000000000DB0000-memory.dmp SmartAssembly behavioral1/memory/1960-10-0x000000001B080000-0x000000001B08A000-memory.dmp SmartAssembly behavioral1/memory/1960-14-0x000000001B770000-0x000000001B77C000-memory.dmp SmartAssembly behavioral1/memory/1960-19-0x000000001B9B0000-0x000000001B9BC000-memory.dmp SmartAssembly behavioral1/memory/1960-16-0x000000001B980000-0x000000001B98C000-memory.dmp SmartAssembly - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 68fc14c53a63137b72eabca5111774ce.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 9 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2744 schtasks.exe 4004 schtasks.exe 392 schtasks.exe 2984 schtasks.exe 2828 schtasks.exe 3832 schtasks.exe 5252 schtasks.exe 2292 schtasks.exe 3656 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 4608 powershell.exe 4596 powershell.exe 5040 powershell.exe 4612 powershell.exe 4612 powershell.exe 4608 powershell.exe 4596 powershell.exe 5040 powershell.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 1960 68fc14c53a63137b72eabca5111774ce.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe 4092 spoolsv.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1960 68fc14c53a63137b72eabca5111774ce.exe Token: SeDebugPrivilege 4608 powershell.exe Token: SeDebugPrivilege 4596 powershell.exe Token: SeDebugPrivilege 5040 powershell.exe Token: SeDebugPrivilege 4612 powershell.exe Token: SeDebugPrivilege 4092 spoolsv.exe - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1960 wrote to memory of 4596 1960 68fc14c53a63137b72eabca5111774ce.exe 96 PID 1960 wrote to memory of 4596 1960 68fc14c53a63137b72eabca5111774ce.exe 96 PID 1960 wrote to memory of 4612 1960 68fc14c53a63137b72eabca5111774ce.exe 97 PID 1960 wrote to memory of 4612 1960 68fc14c53a63137b72eabca5111774ce.exe 97 PID 1960 wrote to memory of 4608 1960 68fc14c53a63137b72eabca5111774ce.exe 98 PID 1960 wrote to memory of 4608 1960 68fc14c53a63137b72eabca5111774ce.exe 98 PID 1960 wrote to memory of 5040 1960 68fc14c53a63137b72eabca5111774ce.exe 99 PID 1960 wrote to memory of 5040 1960 68fc14c53a63137b72eabca5111774ce.exe 99 PID 1960 wrote to memory of 4092 1960 68fc14c53a63137b72eabca5111774ce.exe 104 PID 1960 wrote to memory of 4092 1960 68fc14c53a63137b72eabca5111774ce.exe 104 - System policy modification 1 TTPs 6 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" 68fc14c53a63137b72eabca5111774ce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" spoolsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" spoolsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" spoolsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 68fc14c53a63137b72eabca5111774ce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 68fc14c53a63137b72eabca5111774ce.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
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C:\Users\Admin\AppData\Local\Temp\68fc14c53a63137b72eabca5111774ce.exe"C:\Users\Admin\AppData\Local\Temp\68fc14c53a63137b72eabca5111774ce.exe"1⤵
- UAC bypass
- Checks computer location settings
- Checks whether UAC is enabled
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1960 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\68fc14c53a63137b72eabca5111774ce.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4596
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\f1ddd265ab0efea8c1b3\System.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4612
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\38ceab4228140811ed\wininit.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4608
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\All Users\spoolsv.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5040
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C:\Users\All Users\spoolsv.exe"C:\Users\All Users\spoolsv.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:4092
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 13 /tr "'C:\f1ddd265ab0efea8c1b3\System.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2744
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\f1ddd265ab0efea8c1b3\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2828
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 8 /tr "'C:\f1ddd265ab0efea8c1b3\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4004
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 13 /tr "'C:\38ceab4228140811ed\wininit.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:392
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\38ceab4228140811ed\wininit.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3832
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 5 /tr "'C:\38ceab4228140811ed\wininit.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5252
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 14 /tr "'C:\Users\All Users\spoolsv.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2984
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Users\All Users\spoolsv.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2292
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 13 /tr "'C:\Users\All Users\spoolsv.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3656
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
- Size 2KB
- SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
- MD5 d85ba6ff808d9e5444a4b369f5bc2730
- SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
- SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 85f6b0971e94daf9fd4e39413824f162851a9f5ce7f989bd92c903a4dbcbef26
- MD5 029fbf628b046653ab7ff10b31deeeb2
- SHA1 93c2cb1905c8f5e71f5ea97a1e8a8c891eae077c
- SHA512 d4e3626dba2572bd1e53446b384962f955cc0c7e56a72cacf50a845d74714ec1020bcb0fdcc50636a1dfd4f08dc34143dbb5638dd90180df6aa31dab9228c98c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 7305bcde3ba246a9b5c1666079c61596cc2ed2c651a1cd9e20557dba8a78c0e4
- MD5 b7e1db446e63a2aae76cd85440a08856
- SHA1 c900cc81335dd3ca6337e21f5bcde80f8e8a88f3
- SHA512 dd63e28017eec632868489e469dd2ba54f20a3024be44550b729a0384bd55c5aa78171f7416612cd5174047afc544e21678ca164359962312b1d853c9bff04ea
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\RCXC43B.tmp
- Size 2.8MB
- SHA256 4534074d213942449c22ba14aa2d85c191f955606f70e875fbefda4358cda01b
- MD5 68fc14c53a63137b72eabca5111774ce
- SHA1 a052bed4cff40e520dd91681a8a945abb79e2227
- SHA512 241d489fce215fa3a099b13ad4a1eaad177215eefbaa6d2f8b032779f30fe9745cfacb3e99a9e4dce35ef940b92907d575e805e7fe65cef724009fdb91656af5
- SSDEEP 49152:dj3Yv0zatSUXHxJzP4h7r2iJ53sskJ2otak+FgnzcD4q:l3V+X3nQhl5yJ2ot6Mc
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1yej0nn.e1t.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512
- Path C:\f1ddd265ab0efea8c1b3\System.exe
- Size 2.8MB
- SHA256 43b878b75273866bc84708b754e90bbe6f603b27a1f98f17979e6a47a140d7a4
- MD5 6d6f69448df4a53824c1bc7ffa374193
- SHA1 027a73c241ac37b383a10a63f810ca8ef40570b3
- SHA512 3694fb58f210ffadf35c75154ee1a104e199f532eeff060be8e90ab762866f3066227fb6865eebbc82066e67e928edda81292448479e5224853a96aedaceb960
- SSDEEP 49152:lj3Yv0zatSUXHxJzP4h7r2iJ53sskJ2otak+FgnzcD4q:d3V+X3nQhl5yJ2ot6Mc
- MD5 SHA1 SHA512 SSDEEP