Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 12:52

General

  • Target

    2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe

  • Size

    5.0MB

  • MD5

    d2105e8f213d6f88c70e644c1d45ea50

  • SHA1

    4d6f955d7d56c38acaacacd9ac043edda7a1bc49

  • SHA256

    0a1f65d6e2661ed3eaa9cc6fc8b4b447b5d9b0fe4ad0de653d3aca1c76a02954

  • SHA512

    7706235510713b9c4b274021b1ee1a7b413e2e0c071312bea017d647796b8bba317b9bf36f0dfcf53314f7b5f20148fac9cdee160a1feb8aa5551d9bed6a21b1

  • SSDEEP

    6144:UE9l9yNqIYVTH5DgSg8ajldktM0XXrs2QhMV9qbBLIwYQu:UwbLgPluxQhMbaIMu

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Wannacry family
  • Contacts a large (3278) 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\2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:2444
    • C:\WINDOWS\tasksche.exe
      C:\WINDOWS\tasksche.exe /i
      2⤵
      • Executes dropped EXE
      PID:1256
  • C:\Users\Admin\AppData\Local\Temp\2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe -m security
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:2572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\tasksche.exe

    Filesize

    3.4MB

    MD5

    292b1d66631a2c9b645e34b543fb96dc

    SHA1

    67b84de83315d1a6f13be56d4df343dba7a853ef

    SHA256

    d328fc75412064dce236b5cc9af14d429e1528c0dfcb37ccd33319d346593a4a

    SHA512

    fe658f2403c558943f6a429ddd147c01b0a4a6c84810bf0239f82ab86b97a4c7257c7a2501d8927e50c06133c42a257510877ce0ec2db6a8671344a66f9b09eb

  • memory/2444-0-0x0000000000400000-0x0000000000A6B000-memory.dmp

    Filesize

    6.4MB

  • memory/2444-6-0x0000000000400000-0x0000000000A6B000-memory.dmp

    Filesize

    6.4MB

  • memory/2572-1-0x0000000000400000-0x0000000000A6B000-memory.dmp

    Filesize

    6.4MB

  • memory/2572-7-0x0000000000400000-0x0000000000A6B000-memory.dmp

    Filesize

    6.4MB