Analysis

  • max time kernel
    104s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 18:27

General

  • Target

    0871ba8512e30a548081fb691a605feea26f37f459358383b203aa46c4bfd6e3.dll

  • Size

    5.3MB

  • MD5

    dc69ac35c4b84bda07e20162fde775de

  • SHA1

    a82c88864250ef2150c653d830c27c7d6d2fbf5a

  • SHA256

    0871ba8512e30a548081fb691a605feea26f37f459358383b203aa46c4bfd6e3

  • SHA512

    8d350012e18a232eceeabf7291a117841f4d759239bf7e2950179cb2e4217fe55ce4ada6a006f9e33c9aee9a981ac148a2d20bf54374263ce226f43568b6fe24

  • SSDEEP

    98304:JTy0NFD21fs+hdswY8FfU0i7YZEFLOAkGkzdnEVomFHKnP1kKk8Y3T:7Dm7hu6FfU0i7YZEFLOyomFHKnP1kKD4

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 System32 directory 58 IoCs
  • 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\0871ba8512e30a548081fb691a605feea26f37f459358383b203aa46c4bfd6e3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1396
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0871ba8512e30a548081fb691a605feea26f37f459358383b203aa46c4bfd6e3.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3688
      • C:\Users\Admin\AppData\Local\Temp\8BC5.tmp
        C:\Users\Admin\AppData\Local\Temp\8BC5.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        PID:5060

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Collection

Data from Local System

1
T1005

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8BC5.tmp
    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • memory/3688-0-0x0000000000AF0000-0x0000000000BB8000-memory.dmp
    Filesize

    800KB

  • memory/3688-1-0x0000000000AF0000-0x0000000000BB8000-memory.dmp
    Filesize

    800KB