Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/11/2023, 05:56

General

  • Target

    NEAS.bbcec474f5058ee2f3eb0dc660c41940_JC.dll

  • Size

    484KB

  • MD5

    bbcec474f5058ee2f3eb0dc660c41940

  • SHA1

    5d6ebfb896cb3169cc64f1a48cd5e93d31a2816b

  • SHA256

    cc1812ce319c0770cb1747e5793eb859e086112eeb9dde3129102f6b71ab9e0a

  • SHA512

    08f8010742deca1de64977f52d4f10c59a0e9393cf3a7f4e20c83f315b93ebe2318baa18abf286028a98ecf8cc8282fdabbe871dbf6b74b270208e9d60a33acc

  • SSDEEP

    12288:tUeQ+3RPsSGkROYn6TK9+9du/WotvKg7swE:tU1+3ySGk8dG+QviwE

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 62 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.bbcec474f5058ee2f3eb0dc660c41940_JC.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3664
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.bbcec474f5058ee2f3eb0dc660c41940_JC.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3908
      • C:\Users\Admin\AppData\Local\Temp\7FFD.tmp
        C:\Users\Admin\AppData\Local\Temp\7FFD.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Drops file in Windows directory
        PID:1100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7FFD.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • C:\Users\Admin\AppData\Local\Temp\7FFD.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • memory/3908-1-0x0000000000BD0000-0x0000000000C07000-memory.dmp

    Filesize

    220KB