General
- Target d26fbb4ec536593894550c4738e22bf8909d15f8bc8bc961e2e0d02d0a093098.exe
- Size 828KB
- Sample231202-lefhmsbc81
- SHA256 d26fbb4ec536593894550c4738e22bf8909d15f8bc8bc961e2e0d02d0a093098
- MD5 368c7fe07e9af04159f6d26f9e60c8a2
- SHA1 de2538ac77088bb2ad1ad1e2e2bcd4fd8e17c278
- SHA512 8793046a620117b6045b63985e86cfe462c07d7888da93f2a861192217c9a54343439aa3a521f6a28d26fa6d8057d7d96040d6501425cc9f097c12ce72eb84a2
- SSDEEP 12288:asAvZ29nZTZLNzM0y0UxNAwRIXrbq+mdx+v+bch6cHyU:a1cnZTZLen0UxH4SQmE6OyU
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Behavioral task
behavioral1
Sample
d26fbb4ec536593894550c4738e22bf8909d15f8bc8bc961e2e0d02d0a093098.exe
Resource
win7-20231020-en
15 signatures
150 seconds
Behavioral task
behavioral2
Sample
d26fbb4ec536593894550c4738e22bf8909d15f8bc8bc961e2e0d02d0a093098.exe
Resource
win10v2004-20231127-en
16 signatures
150 seconds
Malware Config
Targets
-
- Target d26fbb4ec536593894550c4738e22bf8909d15f8bc8bc961e2e0d02d0a093098.exe
- Size 828KB
- SHA256 d26fbb4ec536593894550c4738e22bf8909d15f8bc8bc961e2e0d02d0a093098
- MD5 368c7fe07e9af04159f6d26f9e60c8a2
- SHA1 de2538ac77088bb2ad1ad1e2e2bcd4fd8e17c278
- SHA512 8793046a620117b6045b63985e86cfe462c07d7888da93f2a861192217c9a54343439aa3a521f6a28d26fa6d8057d7d96040d6501425cc9f097c12ce72eb84a2
- SSDEEP 12288:asAvZ29nZTZLNzM0y0UxNAwRIXrbq+mdx+v+bch6cHyU:a1cnZTZLen0UxH4SQmE6OyU
- MD5 SHA1 SHA512 SSDEEP
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
-
Modifies WinLogon for persistence
-
Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Adds Run key to start application
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1