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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    26/01/2025, 07:24

General

  • Target

    2025-01-26_0c6f18c1cb336e0e59adc8d88e2c616d_wannacry.exe

  • Size

    3.6MB

  • MD5

    0c6f18c1cb336e0e59adc8d88e2c616d

  • SHA1

    9b34a972c2ffa7da640296954a8ba85edd491add

  • SHA256

    487f9118d89a988513c8217807e5b90a5e9ffd5d88a90eab567ec31e488808c2

  • SHA512

    77747a7b9e8148a95fda4676d1f6bca537d9b0e7a4e515c9a3a436936ed1d09701d7ae36fd83ae90bee0eccc1982a48bede6136bd0692721c7feb2a8693b471e

  • SSDEEP

    12288:GwbLgPluxQhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DHeQYSU:VbLgdeQhfdmMSirYbcMNgef0QeQ

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Wannacry family
  • Contacts a large (3297) 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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-26_0c6f18c1cb336e0e59adc8d88e2c616d_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-26_0c6f18c1cb336e0e59adc8d88e2c616d_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:2580
    • C:\WINDOWS\tasksche.exe
      C:\WINDOWS\tasksche.exe /i
      2⤵
      • Executes dropped EXE
      PID:2616
  • C:\Users\Admin\AppData\Local\Temp\2025-01-26_0c6f18c1cb336e0e59adc8d88e2c616d_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2025-01-26_0c6f18c1cb336e0e59adc8d88e2c616d_wannacry.exe -m security
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:2464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\tasksche.exe

    Filesize

    3.4MB

    MD5

    e27101913e1a2fd32c9398ae7420a2b4

    SHA1

    528f651e1fb69306bba47b2256b91b4ec9444762

    SHA256

    85d832ac558ea3ce9454a8dd42c24801c73ab35307f2feeef5b259fe0415c8c5

    SHA512

    da95882d6fe094981089eca8eda47ff2b0e642ac714bbf5005e73d47ff5ab11e26165f5475065a1b4722c024fb78ee08bd48fd98d96bef0730142a6d5be122f4