General
- Target aee60a48843f6adae8ec15e49760f5c22a25d6bf6fab6d4293f8ea644874bb2b
- Size 1.1MB
- Sample260826-nhw1xavthy
- SHA256 aee60a48843f6adae8ec15e49760f5c22a25d6bf6fab6d4293f8ea644874bb2b
- MD5 e59e2cb7dc2e56223c05831a53c568f1
- SHA1 fbdbb9bffd1978236f3e49270d91a98000b45398
- SHA512 4f4434c7236a5f251be1865d8d5c2f26f562f6703705100ae89d49cb322d3cdbab5f2f1c0bfdbc29149ef421fc8b955a02aa2e073ddff88af9d026b91e405b67
- SSDEEP 12288:6mc4TfAkdN7TPPl2Eh8Nv6L1FMCubuoGTeh46qTnnCPQeB89hNuD1hOp1i3l10gR:6h4TbLUEhZL/GspeYhkc9Soh2SfwJ
- TLSH T1A33541382EEA1029F177AF7C8AE07596DA6EB6A33707995D10B103C60723B42DDD153E
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
aee60a48843f6adae8ec15e49760f5c22a25d6bf6fab6d4293f8ea644874bb2b.exe
Resource
win10v2004-20260513-en
Malware Config
Targets
-
- Target aee60a48843f6adae8ec15e49760f5c22a25d6bf6fab6d4293f8ea644874bb2b
- Size 1.1MB
- SHA256 aee60a48843f6adae8ec15e49760f5c22a25d6bf6fab6d4293f8ea644874bb2b
- MD5 e59e2cb7dc2e56223c05831a53c568f1
- SHA1 fbdbb9bffd1978236f3e49270d91a98000b45398
- SHA512 4f4434c7236a5f251be1865d8d5c2f26f562f6703705100ae89d49cb322d3cdbab5f2f1c0bfdbc29149ef421fc8b955a02aa2e073ddff88af9d026b91e405b67
- SSDEEP 12288:6mc4TfAkdN7TPPl2Eh8Nv6L1FMCubuoGTeh46qTnnCPQeB89hNuD1hOp1i3l10gR:6h4TbLUEhZL/GspeYhkc9Soh2SfwJ
- TLSH T1A33541382EEA1029F177AF7C8AE07596DA6EB6A33707995D10B103C60723B42DDD153E
- MD5 SHA1 SHA512 SSDEEP TLSH
-
DCRat payload
-
Family: 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.
-
UAC bypass
-
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
-
Drops file in Drivers directory
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Adds Run key to start application
-
Checks whether UAC is enabled
-
Drops file in System32 directory
-
Executes a VBScript file via the Windows Script Host.
-
SmartAssembly .NET packer
Detects SmartAssembly .NET packer.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
3PowerShell
1Visual Basic
1Windows Command Shell
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
1