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Analysis

  • max time kernel
    151s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    29/11/2022, 03:37

General

  • Target

    a071ccc8ff423399e5ed3ebee624a94cc34320733979c27ebca642863ce643fb.exe

  • Size

    220KB

  • MD5

    e90b745c778cec128f9d417fabf77cdc

  • SHA1

    8ab69032568673c40f4ee2d1f5b5ced734f0459f

  • SHA256

    a071ccc8ff423399e5ed3ebee624a94cc34320733979c27ebca642863ce643fb

  • SHA512

    1e61a2804cc104b1e404e49593a20a2c4fa1062f734f1eefd966b6999ecf0eddad749b781419b88e99b38d79d9eb5bd9a509dda97d7c349ed306ba51b528ae1e

  • SSDEEP

    3072:0+Ougkr8YUL4qx9RIHgil3UuhSa3U3dD8d6Oy+MIrnj3J+NB:VORko15x9SHVeOj0

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 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\a071ccc8ff423399e5ed3ebee624a94cc34320733979c27ebca642863ce643fb.exe
    "C:\Users\Admin\AppData\Local\Temp\a071ccc8ff423399e5ed3ebee624a94cc34320733979c27ebca642863ce643fb.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Users\Admin\keanu.exe
      "C:\Users\Admin\keanu.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:2032

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\keanu.exe

    Filesize

    220KB

    MD5

    61a1e4de6fe13460b5a222e3fc0353d1

    SHA1

    aefe79115403f38afde9e87e095020a946a53dad

    SHA256

    1c36795be82da914dc0a1745f870a666f0a6b95ca948e368975ec7a3f2338219

    SHA512

    72f624ba5a90d835ff8f9326a3a1266bef4d6c20fb022f39b5579ff5f6605928d073ad37658a27e7e75241a6e2fb17a76c21f4669a10362fcb997426182a0773

  • C:\Users\Admin\keanu.exe

    Filesize

    220KB

    MD5

    61a1e4de6fe13460b5a222e3fc0353d1

    SHA1

    aefe79115403f38afde9e87e095020a946a53dad

    SHA256

    1c36795be82da914dc0a1745f870a666f0a6b95ca948e368975ec7a3f2338219

    SHA512

    72f624ba5a90d835ff8f9326a3a1266bef4d6c20fb022f39b5579ff5f6605928d073ad37658a27e7e75241a6e2fb17a76c21f4669a10362fcb997426182a0773

  • \Users\Admin\keanu.exe

    Filesize

    220KB

    MD5

    61a1e4de6fe13460b5a222e3fc0353d1

    SHA1

    aefe79115403f38afde9e87e095020a946a53dad

    SHA256

    1c36795be82da914dc0a1745f870a666f0a6b95ca948e368975ec7a3f2338219

    SHA512

    72f624ba5a90d835ff8f9326a3a1266bef4d6c20fb022f39b5579ff5f6605928d073ad37658a27e7e75241a6e2fb17a76c21f4669a10362fcb997426182a0773

  • \Users\Admin\keanu.exe

    Filesize

    220KB

    MD5

    61a1e4de6fe13460b5a222e3fc0353d1

    SHA1

    aefe79115403f38afde9e87e095020a946a53dad

    SHA256

    1c36795be82da914dc0a1745f870a666f0a6b95ca948e368975ec7a3f2338219

    SHA512

    72f624ba5a90d835ff8f9326a3a1266bef4d6c20fb022f39b5579ff5f6605928d073ad37658a27e7e75241a6e2fb17a76c21f4669a10362fcb997426182a0773

  • memory/1128-56-0x0000000074DC1000-0x0000000074DC3000-memory.dmp

    Filesize

    8KB