Analysis

  • max time kernel
    184s
  • max time network
    79s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2022 19:45

General

  • Target

    e3fcf07764ef7729152f2f29cc7594e7627ebced011fc89ae4798da49b7ed359.exe

  • Size

    260KB

  • MD5

    409bc96c4d2f6cf21cc5c018933919f6

  • SHA1

    c3cdda6e50e2c0b384a97c6e713ae1d3cdd5572f

  • SHA256

    e3fcf07764ef7729152f2f29cc7594e7627ebced011fc89ae4798da49b7ed359

  • SHA512

    084c1f73ec857c6cfd8f9e4bf5265cad6cd8f4b3ad74c2e75904b2e8caf0cf7dfe28e8bd0f6ebdc6b9fe5260b7c761b19f168297c4afffa36becacab875e2335

  • SSDEEP

    3072:WgfAlNFvh25n/kZoSUjMqXnpWAkpAmTSrMaIOYt/jo7LAtPhjjtZnfHFEoWBfGVS:Wd0gTSrMaIl/jcLijfHFEHWzXvjT85R

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 45 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e3fcf07764ef7729152f2f29cc7594e7627ebced011fc89ae4798da49b7ed359.exe
    "C:\Users\Admin\AppData\Local\Temp\e3fcf07764ef7729152f2f29cc7594e7627ebced011fc89ae4798da49b7ed359.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\rdniax.exe
      "C:\Users\Admin\rdniax.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:956

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\rdniax.exe

    Filesize

    260KB

    MD5

    bec6cae7b6ce30451543499022eb6f95

    SHA1

    217b1ec61d893469793954501ce8f7e30f87067e

    SHA256

    eb694937fc9990135795e6d9cf38338c39173773d3f8b50ab2ab93d2be33cadd

    SHA512

    ab995ec3de0ccdcfb61e821e99b6b2b3e4279d29d9886bbf9786e955eff2e9a17f9b71284b8c3bf7044b90e7e82995025d9c8faaa70c3fe0a178b2267bb676c3

  • C:\Users\Admin\rdniax.exe

    Filesize

    260KB

    MD5

    bec6cae7b6ce30451543499022eb6f95

    SHA1

    217b1ec61d893469793954501ce8f7e30f87067e

    SHA256

    eb694937fc9990135795e6d9cf38338c39173773d3f8b50ab2ab93d2be33cadd

    SHA512

    ab995ec3de0ccdcfb61e821e99b6b2b3e4279d29d9886bbf9786e955eff2e9a17f9b71284b8c3bf7044b90e7e82995025d9c8faaa70c3fe0a178b2267bb676c3

  • \Users\Admin\rdniax.exe

    Filesize

    260KB

    MD5

    bec6cae7b6ce30451543499022eb6f95

    SHA1

    217b1ec61d893469793954501ce8f7e30f87067e

    SHA256

    eb694937fc9990135795e6d9cf38338c39173773d3f8b50ab2ab93d2be33cadd

    SHA512

    ab995ec3de0ccdcfb61e821e99b6b2b3e4279d29d9886bbf9786e955eff2e9a17f9b71284b8c3bf7044b90e7e82995025d9c8faaa70c3fe0a178b2267bb676c3

  • \Users\Admin\rdniax.exe

    Filesize

    260KB

    MD5

    bec6cae7b6ce30451543499022eb6f95

    SHA1

    217b1ec61d893469793954501ce8f7e30f87067e

    SHA256

    eb694937fc9990135795e6d9cf38338c39173773d3f8b50ab2ab93d2be33cadd

    SHA512

    ab995ec3de0ccdcfb61e821e99b6b2b3e4279d29d9886bbf9786e955eff2e9a17f9b71284b8c3bf7044b90e7e82995025d9c8faaa70c3fe0a178b2267bb676c3

  • memory/956-59-0x0000000000000000-mapping.dmp

  • memory/2028-56-0x00000000767F1000-0x00000000767F3000-memory.dmp

    Filesize

    8KB