Analysis

  • max time kernel
    89s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 02:08

General

  • Target

    jre/bin/bci.dll

  • Size

    15KB

  • MD5

    a46289384f76c2a41ba7251459849288

  • SHA1

    4d8ef96edbe07c8722fa24e4a5b96ebfa18be2c4

  • SHA256

    728d64bc1fbf48d4968b1b93893f1b5db88b052ab82202c6840bf7886a64017d

  • SHA512

    34d62beb1fa7d8630f5562c1e48839ce9429faea980561e58076df5f19755761454eeb882790ec1035c64c654fc1a8cd5eb46eca12e2bc81449acbb73296c9e8

  • SSDEEP

    384:1Td3hw/L3kKLnYgIOGOOssnPV5Lnf6onYPLr7EbH:1zw/bkKLt7KnddnfPC7S

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\bci.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2852
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\bci.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1572
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 604
        3⤵
        • Program crash
        PID:316
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1572 -ip 1572
    1⤵
      PID:2364

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads