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Analysis

  • max time kernel
    151s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2023, 14:08

General

  • Target

    NEAS.0f0e50f5fed5fc0115ec49664ceed260_JC.dll

  • Size

    273KB

  • MD5

    0f0e50f5fed5fc0115ec49664ceed260

  • SHA1

    5b2b762517664c8565e529326a1619937069943a

  • SHA256

    5813a3e4916216c75473782d8e7f2baa01add6d92709f8fc47be8136c27a19dd

  • SHA512

    f9fa54cdf9b1cfd9c06fd954b613e761426b7db6b5d4d1dba53520c047b512698bfabc50e4609901362b285e27410b161ec10eb5ed7d67f1a8a6bbc0de5ccdd8

  • SSDEEP

    6144:eI+6rnabfWa3LV3ufRZx+2mjb5yKjc6Ng6UJ9cl/AQZvZ4b:eI+6WbLLV3ufRZxnmH5zRXc9clDc

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.0f0e50f5fed5fc0115ec49664ceed260_JC.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.0f0e50f5fed5fc0115ec49664ceed260_JC.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1316
      • C:\Users\Admin\AppData\Local\Temp\D736.tmp
        C:\Users\Admin\AppData\Local\Temp\D736.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Drops file in Windows directory
        PID:2352

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\D736.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • C:\Users\Admin\AppData\Local\Temp\D736.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • memory/1316-1-0x0000000001F20000-0x0000000001F58000-memory.dmp

    Filesize

    224KB

  • memory/1316-0-0x0000000001F20000-0x0000000001F58000-memory.dmp

    Filesize

    224KB

  • memory/1316-3-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB