Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/03/2024, 14:22

General

  • Target

    b8f1255900dc97942434f6f906db07b2.dll

  • Size

    296KB

  • MD5

    b8f1255900dc97942434f6f906db07b2

  • SHA1

    0a1e8e24331c63a1489c04767773ab567655bc2e

  • SHA256

    4afe53f6e046a0f88f976e60599984d945fa166ce77eafc46893eecd50f2cf39

  • SHA512

    21378dbf2092acfab6ffb334195e9672b6236f6a0d002881152b2429c0a5aa589a685bd2d76989df94c2ada61870f45a606e36db0953cd12c9d5266fb17954b4

  • SSDEEP

    6144:lBTyPRqyhYPbncTBlhHrzndnkv0/1Q83cebsqQz5xr1+1cBgVqil11M:mJq8YPbncT3SZ8Meb+z5RTCblA

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b8f1255900dc97942434f6f906db07b2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2628
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b8f1255900dc97942434f6f906db07b2.dll,#1
      2⤵
        PID:1528
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 640
          3⤵
          • Program crash
          PID:1980
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1528 -ip 1528
      1⤵
        PID:3308

      Network

      MITRE ATT&CK Matrix

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      Downloads