Resubmissions

23-10-2023 14:34

231023-rxjkxabb76 5

23-10-2023 09:43

231023-lpw85she57 5

Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    23-10-2023 09:43

General

  • Target

    xrN.dll

  • Size

    1.2MB

  • MD5

    6f87cd47913c60e70a087534c07f14b5

  • SHA1

    ae5c8937272da7ac482d492fe2c2902e4e7c62ea

  • SHA256

    15e4de42f49ea4041e4063b991ddfc6523184310f03e645c17710b370ee75347

  • SHA512

    9b251f20d687e0165b011f493f6d2b062e1d5f0c737c5477b24f8224aa4ad9516602767c7231eadd8cde06ed3a8820b5a30c7312d210e7ef08d29a462393820a

  • SSDEEP

    24576:udKa5x+tEWhqlIVibDrGw/gxoTcX3ApgGl92RY0cPL/e:cH5xRWhZ+L/g6cXwiGlz0c7

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\xrN.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:812
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\xrN.dll,#1
      2⤵
        PID:1200

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1200-0-0x0000000000990000-0x0000000000ABB000-memory.dmp

      Filesize

      1.2MB

    • memory/1200-1-0x0000000000BC0000-0x0000000000CB8000-memory.dmp

      Filesize

      992KB

    • memory/1200-2-0x0000000002330000-0x0000000002402000-memory.dmp

      Filesize

      840KB

    • memory/1200-3-0x0000000002330000-0x0000000002402000-memory.dmp

      Filesize

      840KB

    • memory/1200-4-0x0000000002330000-0x0000000002402000-memory.dmp

      Filesize

      840KB

    • memory/1200-5-0x0000000000990000-0x0000000000ABB000-memory.dmp

      Filesize

      1.2MB

    • memory/1200-6-0x0000000002330000-0x0000000002402000-memory.dmp

      Filesize

      840KB