dcrat

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General

Target

a2f2e7faee09ff22d394d74ca44ec2a153199d3af3936d1841f3d57c8eae721c.zip
Size

1.9MB
Sample

241202-db6xes1lbq
MD5

ca992f98e8cf0653e5ac5b39d7b5be38
SHA1

99b01d44d0528f61bd20b4a419aece6fa03cbb53
SHA256

a2f2e7faee09ff22d394d74ca44ec2a153199d3af3936d1841f3d57c8eae721c
SHA512

aa083ced01c13a76b54dc9b45e1e91056dbb3dc6ac7f1764f0cddca3fb6e60465f8999daae8d7e219d5313c5c2a01dfe1f3579a8c4e63a8cf8b56446e4e6a835
SSDEEP

49152:agcpU2Cn4cFusy9lh5v0IcmB7pX+n2PCgPi0TzuQHqgxFJKRKHKpU4:wU2Cfuj3v0sBuQRjJKRKHKU4

Score

10^/10

Malware Config

Targets

- Target
  
  MsSavesSessionDll/9KjI6fqbs0yhjc5d8qYY.bat
- Size
  
  154B
- MD5
  
  24c4210b146054c31eb1f4e01f0f4005
- SHA1
  
  340eb576f0bc822344328fa3edf6638a60124381
- SHA256
  
  bf807e7bc8dbbebecd7a334f77b9a0b0eec352846fd673bdeab482642002ae2f
- SHA512
  
  46554f3f2441374a05ceee70c477aed58717f4e7e05ab57daa494f38a8f2b67b2f462a4a170bf4d3c54340d689934ca38462ee77299bca84cfdd0a7fe07dfa92
Score

8^/10

evasion
- Disables Task Manager via registry modification
  evasion
behavioral1 behavioral2
- Target
  
  MsSavesSessionDll/KGvUTlEKtYKB1JaFEhyBUO1.vbe
- Size
  
  214B
- MD5
  
  70a585216ae3ecc7d0bb56903c227315
- SHA1
  
  6b661f901134aec8eba29d6b45cff5f8d9d56a58
- SHA256
  
  79fb626b5bf797bc6e1c72af3be07bbb1a606587890f1806b20ac984d57201c0
- SHA512
  
  02296eaa4d02a535b98961c1aeb410ff505b0e56e23eb7459f945707b94132cadaf12260e97cabff4e3981bc04bfd0318c4a1701eff92446edd5889609c806d9
Score

3^/10
behavioral3 behavioral4
- Target
  
  MsSavesSessionDll/agentreviewPerf.exe
- Size
  
  2.3MB
- MD5
  
  4e69fcf73418a08fcb8b3e7e2ecb43c4
- SHA1
  
  a3ecd09f65ca4e7821a0b7f8596edcd679573f5b
- SHA256
  
  fa78ac8f4c94923c7e53a3bf6936b46aff02f7746ee9518460c2d529ea2982d4
- SHA512
  
  a6d1a2b6363ad8a560567e6c11a48f8d1bc4cdfc36474902edf39f676440be82619aae52279121a776486d0edfe7a448f0fe9707b27ae760c1d6dd0201f6adc3
- SSDEEP
  
  49152:BwpUwcTZ0rUinysyVZl5LCCcG3RTXM34FIIPWYJxuQfUgtFneJ8BG5U:Bw1ctUyjTLC8puaX/neJ8BgU
Score

10^/10

dcrat infostealer persistence rat
- DcRat
  DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
  rat infostealer dcrat
- Dcrat family
  dcrat
- Modifies WinLogon for persistence
  persistence
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- DCRat payload
  Detects payload of DCRat, commonly dropped by NSIS installers.
  rat
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Adds Run key to start application
  persistence
behavioral5 behavioral6
- Target
  
  MsSavesSessionDll/file.vbs
- Size
  
  34B
- MD5
  
  677cc4360477c72cb0ce00406a949c61
- SHA1
  
  b679e8c3427f6c5fc47c8ac46cd0e56c9424de05
- SHA256
  
  f1cccb5ae4aa51d293bd3c7d2a1a04cb7847d22c5db8e05ac64e9a6d7455aa0b
- SHA512
  
  7cfe2cc92f9e659f0a15a295624d611b3363bd01eb5bcf9bc7681ea9b70b0564d192d570d294657c8dc2c93497fa3b4526c975a9bf35d69617c31d9936573c6a
Score

1^/10
behavioral7 behavioral8