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Analysis

  • max time kernel
    148s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 06:21

General

  • Target

    938011ca2182016c5a3cd3c9224158087796ee37b10f5d914c5ded9103a12eeb.dll

  • Size

    380KB

  • MD5

    0c8d72344230c0625f366c89f6ff84f3

  • SHA1

    67df7f93c4c30ed3c9d152e14eea96b3ec861750

  • SHA256

    938011ca2182016c5a3cd3c9224158087796ee37b10f5d914c5ded9103a12eeb

  • SHA512

    56697473ec59b45cf4a99f6f407d9a373ae0b78bcbd750c65354bd888cc44053673fa80013a2a6ef4c8ce77ba10febb3072252290d55fa525ee5b95ece8e8187

  • SSDEEP

    6144:1hcH2NKtrIWbJvZ9k3wmgzPvYVdljGo+kK++EbZlUxxm+lCJ:vcH2NKqWbJB9kbkHYVTjGo+b+TUZO

Score
6/10

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\938011ca2182016c5a3cd3c9224158087796ee37b10f5d914c5ded9103a12eeb.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\938011ca2182016c5a3cd3c9224158087796ee37b10f5d914c5ded9103a12eeb.dll,#1
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Drops file in System32 directory
      PID:1580

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1580-55-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

    Filesize

    8KB