Analysis

  • max time kernel
    129s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 00:07

General

  • Target

    8850e284300611ac4bb7f36d3e156236d7baf8bae58ba657ea1a8d6b992eda95.dll

  • Size

    38KB

  • MD5

    72632cb81b920a2acbd32a969f7d6e3a

  • SHA1

    7d476904a576a0a13d3ddfab9e2799a79c83acd4

  • SHA256

    8850e284300611ac4bb7f36d3e156236d7baf8bae58ba657ea1a8d6b992eda95

  • SHA512

    b2275b66d4c0d0f63e211ffd16c6b560f6d50f5aacc156945fdcae1d3f92d98ae46cd2cd97084114b632c80883120f6f0ff2e90369cbc1bcd3645b012b0ab4a5

  • SSDEEP

    768:Bs+/gMsLIn/wIj2labk+1IsceGSnkmJ0Yblr583CJrVV7CsXUN76m2sBVV:WD8w22laSR0V+3CJrVdXO7zJ

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Drops file in System32 directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8850e284300611ac4bb7f36d3e156236d7baf8bae58ba657ea1a8d6b992eda95.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4736
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8850e284300611ac4bb7f36d3e156236d7baf8bae58ba657ea1a8d6b992eda95.dll,#1
      2⤵
      • Drops file in System32 directory
      PID:1392
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1392 -s 580
        3⤵
        • Program crash
        PID:3152
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1392 -ip 1392
    1⤵
      PID:3032

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/1392-0-0x0000000010000000-0x000000001000D000-memory.dmp
      Filesize

      52KB