Analysis

  • max time kernel
    133s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2024 02:44

General

  • Target

    c4d2d0cca20215f840023a09b10892084f8621a535392dfe1bec341fe363373e.dll

  • Size

    38KB

  • MD5

    94f2cece4f786f30ecae38858c2b8e60

  • SHA1

    824177f62ac0275f32f8d5ef4777d2cee666cfaa

  • SHA256

    c4d2d0cca20215f840023a09b10892084f8621a535392dfe1bec341fe363373e

  • SHA512

    39891f68c0e441f9d883c1e7c3323315b83a6c647c61f65806676bfb2f97816533cc2a0ddbbdb11d5b694d0d3341eef1172cf9313c2b32d8999bf99e45fd276e

  • SSDEEP

    768:Bs+/gMsLIn/wIj2labk+1IsceGSnkmJ0Yblr583CJrVV7isXU76m2sYXVV:WD8w22laSR0V+3CJrVVXczJY

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\c4d2d0cca20215f840023a09b10892084f8621a535392dfe1bec341fe363373e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3496
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c4d2d0cca20215f840023a09b10892084f8621a535392dfe1bec341fe363373e.dll,#1
      2⤵
      • Drops file in System32 directory
      PID:3396
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3396 -s 620
        3⤵
        • Program crash
        PID:3452
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3396 -ip 3396
    1⤵
      PID:3212

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/3396-0-0x0000000010000000-0x000000001000D000-memory.dmp
      Filesize

      52KB