Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    22-10-2023 15:32

General

  • Target

    NEAS.2a0bb140ecc0d40b0fbfec2278672930_JC.exe

  • Size

    145KB

  • MD5

    2a0bb140ecc0d40b0fbfec2278672930

  • SHA1

    ebec77869cd36f98d5a205232519cb1aec507fb5

  • SHA256

    99820cc9b27b611aa119a755d0c73d70309d9b29892aa064900dee742088251a

  • SHA512

    98f09556ee8f5add3f46d8f83ac2427e8fcb3a76dd8497350dc2c8255ced7d8f9441505ded81f861485d1a624165df0a7bebef006f3746793af3b439cca68acc

  • SSDEEP

    3072:J3UG0Trxel16r6cLlFSEDfO/rdVb2C/tld2w056nNmA0M0BN21j:J3ZCImGMNfzYHd2yNt0E

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies WinLogon 2 TTPs 1 IoCs
  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.2a0bb140ecc0d40b0fbfec2278672930_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.2a0bb140ecc0d40b0fbfec2278672930_JC.exe"
    1⤵
    • Modifies WinLogon
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    PID:1924
    • C:\Users\Admin\AppData\Local\Temp\NEAS.2a0bb140ecc0d40b0fbfec2278672930_JC.exe.exe
      "C:\Users\Admin\AppData\Local\Temp\NEAS.2a0bb140ecc0d40b0fbfec2278672930_JC.exe.exe"
      2⤵
      • Executes dropped EXE
      PID:2960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe.buf

    Filesize

    1.7MB

    MD5

    74c971368d41731e8c543c13d296bc4a

    SHA1

    036f0248f4dcf83e2679193c4470c676f54671e2

    SHA256

    e98ef7309cd28a66ebbb2aec35005c71b93ba648a18de069bc68e7be0d791151

    SHA512

    fd59b40593bc24c87e48dfc2ab45a54ededa7bed5963d6c1d3203a5470a743ed60ce954797468b1825a97185adbac345bbf16ade3a52a80eb681d0097ce17cc0

  • C:\Users\Admin\AppData\Local\Temp\NEAS.2a0bb140ecc0d40b0fbfec2278672930_JC.exe.exe

    Filesize

    29KB

    MD5

    7d1576d51fc8aec6c6e6b778dd2184e6

    SHA1

    efc234b56baff7f5dcd07f408597b9f4176964b6

    SHA256

    803865aebc0769e9d85d96e9a63f7b5234c937f988674b6e8b38f92c3ed2d5e5

    SHA512

    b2b8c59e5ccfdc2714d3e5174eec2840b7e4510195917e1a784d8b2d30c13b205c26498e7c5ecfb720f8ddbb2477a2abbe5b43100f9c5401e81d00c7bee059a6

  • memory/1924-197-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB