Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-09-2024 11:35

General

  • Target

    2024092650da0f64d895b4555e668c1362df946fwannacry.exe

  • Size

    5.0MB

  • MD5

    50da0f64d895b4555e668c1362df946f

  • SHA1

    bd74958ec93029ecfcca361f3ca8110b37915712

  • SHA256

    18ef00980c8ba3d354695b81e823b6dbe400ce017ae381107bd3824e54990253

  • SHA512

    7f6a19281c4fa9830c26ef8d6b4f6dfbd9534c41988b3e462fb7ad2ed2329c17596c990ac254ec1e3e03f56f88c819fb41b48b9d2c7d546bb7c5ddea139e8cf3

  • SSDEEP

    12288:GvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7Tw+K+DHeQYSUjEXFh:2bLgddQhfdmMSirYbcMNgef0QeQjG

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (3253) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Executes dropped EXE 1 IoCs
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024092650da0f64d895b4555e668c1362df946fwannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2024092650da0f64d895b4555e668c1362df946fwannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:2100
    • C:\WINDOWS\tasksche.exe
      C:\WINDOWS\tasksche.exe /i
      2⤵
      • Executes dropped EXE
      PID:2088
  • C:\Users\Admin\AppData\Local\Temp\2024092650da0f64d895b4555e668c1362df946fwannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2024092650da0f64d895b4555e668c1362df946fwannacry.exe -m security
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:2512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\tasksche.exe

    Filesize

    3.4MB

    MD5

    0780b9abd0feef95f6356458a69df064

    SHA1

    7981ef3edefeafbdffd64d7a28bd9099e355cc62

    SHA256

    ea6f9ad5d5149a61b43e5cfc81dfdbeafebd88052670c0767ef3091d08143fa7

    SHA512

    c826d0f1f14b64ea7407a21f414fdfb3aaeca75db3d445b5388f41c09d424cb6741aa5127bad69b049d77fe8cfd0d613b0166ca20f25d74f7602a9fea7f9572f