Analysis

  • max time kernel
    151s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2023, 16:31

General

  • Target

    NEAS.a21c95311f075afff9e20f655722c1e4_JC.exe

  • Size

    932KB

  • MD5

    a21c95311f075afff9e20f655722c1e4

  • SHA1

    ec6c2ab2ddbecbbcce755cd27b096aac6f7bb1c1

  • SHA256

    be264cb6d3a661a5f3cbfa80785dd5981b4582669a0d34f5cdaa03310ef8b8d0

  • SHA512

    eddc17d3c359f4a85dbf51ee524deaa1dbd45a05add0380a1aa701b5ac7ad05bc42b03f96b2eef7740ca6a99379c6c1a8994957410c0ecc5f6c7e407eef1cef1

  • SSDEEP

    24576:P1/aGLDCM4D8ayGMZo8/VJVMA0jrhb1Bp7:gD8ayGMZogkT

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.a21c95311f075afff9e20f655722c1e4_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.a21c95311f075afff9e20f655722c1e4_JC.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4424
    • C:\ProgramData\wfqbdw.exe
      "C:\ProgramData\wfqbdw.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:4036

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\wfqbdw.exe

    Filesize

    454KB

    MD5

    0dcfc7e40eba7ebd28a2bb707214180d

    SHA1

    184c28a9df334e0396a818680ae98499c8327ce3

    SHA256

    9d0cd534f9731b988bc0bb7ab71bdf3c85c9ca6dba50640ef1fb63864347852a

    SHA512

    c82b6d80be7e7754a421a88768524461c0b91776c85e0a22855ecc9a58253ac00221623b74efb903ddbf65fa75a7217925c44baf931281e83e3b70c06e17718c

  • C:\ProgramData\wfqbdw.exe

    Filesize

    454KB

    MD5

    0dcfc7e40eba7ebd28a2bb707214180d

    SHA1

    184c28a9df334e0396a818680ae98499c8327ce3

    SHA256

    9d0cd534f9731b988bc0bb7ab71bdf3c85c9ca6dba50640ef1fb63864347852a

    SHA512

    c82b6d80be7e7754a421a88768524461c0b91776c85e0a22855ecc9a58253ac00221623b74efb903ddbf65fa75a7217925c44baf931281e83e3b70c06e17718c

  • memory/4036-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/4424-1-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/4424-8-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB