General
- Target xe10529e91e36451bf73975ec7d0559599f4c1f778f015ee6f90da6090a33ffab.exe
- Size 1.7MB
- Sample260511-a96grscs8q
- SHA256 e10529e91e36451bf73975ec7d0559599f4c1f778f015ee6f90da6090a33ffab
- MD5 0fa7cdd56a17f7b3751f4cea01cb65fb
- SHA1 7de502f555eb504be45bd6594bf91a148fcddfba
- SHA512 ca614f8087ebdddc328438c7b42440f9f92a69d9bb27a9f687fb635724631e36ae7d9904eee98d578067917ebe915094c5268ca28d000194aafa749a779ac0aa
- SSDEEP 49152:ckQzAkIwMtuvMDVPG4JdXeR4aT6LQ+d3mY/4qxTsx3scq:c6suRD9JdOR4m+lmY/4rx8cq
- TLSH T1CF8523197181D333C2FB003085C58FB55A2566224F7566EFFBE89B662F202F4BB661C9
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
xe10529e91e36451bf73975ec7d0559599f4c1f778f015ee6f90da6090a33ffab.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
xe10529e91e36451bf73975ec7d0559599f4c1f778f015ee6f90da6090a33ffab.exe
Resource
win11-20260130-en
Malware Config
Targets
-
- Target xe10529e91e36451bf73975ec7d0559599f4c1f778f015ee6f90da6090a33ffab.exe
- Size 1.7MB
- SHA256 e10529e91e36451bf73975ec7d0559599f4c1f778f015ee6f90da6090a33ffab
- MD5 0fa7cdd56a17f7b3751f4cea01cb65fb
- SHA1 7de502f555eb504be45bd6594bf91a148fcddfba
- SHA512 ca614f8087ebdddc328438c7b42440f9f92a69d9bb27a9f687fb635724631e36ae7d9904eee98d578067917ebe915094c5268ca28d000194aafa749a779ac0aa
- SSDEEP 49152:ckQzAkIwMtuvMDVPG4JdXeR4aT6LQ+d3mY/4qxTsx3scq:c6suRD9JdOR4m+lmY/4rx8cq
- TLSH T1CF8523197181D333C2FB003085C58FB55A2566224F7566EFFBE89B662F202F4BB661C9
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Family: DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Modifies WinLogon for persistence
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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UAC bypass
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Adds Run key to start application
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Checks whether UAC is enabled
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SmartAssembly .NET packer
Detects SmartAssembly .NET packer.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
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
4