General
- Target xda5905cbbaee397042391ae6fede3b0c8e6b1834be250a23f33db368e77fe09d.exe
- Size 1.7MB
- Sample260531-cl89vsgw71
- SHA256 da5905cbbaee397042391ae6fede3b0c8e6b1834be250a23f33db368e77fe09d
- MD5 d23014249ea567905487fee74897dbf1
- SHA1 5461b9e9bb05533ed978608583a5fe35df77639e
- SHA512 bb5c379c6fe11e8fc78f8c6ee9768d19cfbf6a719e03d2d12e4c7c06645c61b93d94032e9ccc68d8326458d73d1ab6fa390105016db3781e6fa76fb828bb5a09
- SSDEEP 49152:ckQzAgIwMtuvMDVPG4JdXeR4aT6LQ+d3mY/4qxTsx3sc0:c64uRD9JdOR4m+lmY/4rx8c0
- TLSH T1998523197181D333C2FB003085C58FB55A2566224F7566EFFBE89B662F202F4BB661C9
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
xda5905cbbaee397042391ae6fede3b0c8e6b1834be250a23f33db368e77fe09d.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
xda5905cbbaee397042391ae6fede3b0c8e6b1834be250a23f33db368e77fe09d.exe
Resource
win11-20260513-en
Malware Config
Targets
-
- Target xda5905cbbaee397042391ae6fede3b0c8e6b1834be250a23f33db368e77fe09d.exe
- Size 1.7MB
- SHA256 da5905cbbaee397042391ae6fede3b0c8e6b1834be250a23f33db368e77fe09d
- MD5 d23014249ea567905487fee74897dbf1
- SHA1 5461b9e9bb05533ed978608583a5fe35df77639e
- SHA512 bb5c379c6fe11e8fc78f8c6ee9768d19cfbf6a719e03d2d12e4c7c06645c61b93d94032e9ccc68d8326458d73d1ab6fa390105016db3781e6fa76fb828bb5a09
- SSDEEP 49152:ckQzAgIwMtuvMDVPG4JdXeR4aT6LQ+d3mY/4qxTsx3sc0:c64uRD9JdOR4m+lmY/4rx8c0
- TLSH T1998523197181D333C2FB003085C58FB55A2566224F7566EFFBE89B662F202F4BB661C9
- 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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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