Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02-06-2024 19:42

General

  • Target

    virussign.com_c665e05de58bb4fa2c2981281ddf5b50.dll

  • Size

    38KB

  • MD5

    c665e05de58bb4fa2c2981281ddf5b50

  • SHA1

    473cffcbe1de223d4b43d83f622975ab050f4032

  • SHA256

    7638430d2a15c262c6afe77998ec7ded460ce6ddfa34235c528ac09094b665a2

  • SHA512

    1313bf4d436e7fd1c585a8c1beacc5066f055b924a51c3253100a1df8da77ce04543747af1012057975ac3844d4bb251807ad7fbfece09ae5e0126e1e05c1b07

  • SSDEEP

    768:Bs+/gMsLIn/wIj2labk+1IsceGSnkmJ0Yblr583CJrVV7tIXU76m2sxkVV:WD8w22laSR0V+3CJrVgXczJx

Malware Config

Signatures

  • Ramnit

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

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\virussign.com_c665e05de58bb4fa2c2981281ddf5b50.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2992
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\virussign.com_c665e05de58bb4fa2c2981281ddf5b50.dll,#1
      2⤵
      • Drops file in System32 directory
      PID:2076

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2076-2-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/2076-1-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB