Analysis

  • max time kernel
    137s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    07-06-2022 11:35

General

  • Target

    y5CAB.tmp.dll

  • Size

    559KB

  • MD5

    6eefce6e0b2c458abf2665663cb73c2b

  • SHA1

    563b082e19594876e8b84f22cb49b0fc4eb66a25

  • SHA256

    39c955c9e906075c11948edd79ffc6d6fcc5b5e3ac336231f52c3b03e718371e

  • SHA512

    44fe4de02f3b21a62e3e0f3f4b49f071028e28d9748caa137c9f9ac3fbb7f59b6daa18592a661471dedc3f78c5fc451e9f503cf1a847b578b695e106f5cb4dfe

Score
10/10

Malware Config

Signatures

  • Detects SVCReady loader 2 IoCs
  • SVCReady

    SVCReady is a malware loader first seen in April 2022.

  • Program crash 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\y5CAB.tmp.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\y5CAB.tmp.dll,#1
      2⤵
        PID:1988
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 544
          3⤵
          • Program crash
          PID:4084
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 580
          3⤵
          • Program crash
          PID:5072
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 684
          3⤵
          • Program crash
          PID:1344
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 788
          3⤵
          • Program crash
          PID:3032
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 796
          3⤵
          • Program crash
          PID:4636
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 772
          3⤵
          • Program crash
          PID:2564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1988 -ip 1988
      1⤵
        PID:2232
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1988 -ip 1988
        1⤵
          PID:4332
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1988 -ip 1988
          1⤵
            PID:3424
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 1988 -ip 1988
            1⤵
              PID:1760
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1988 -ip 1988
              1⤵
                PID:2716
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1988 -ip 1988
                1⤵
                  PID:3468

                Network

                MITRE ATT&CK Matrix

                Replay Monitor

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                Downloads

                • memory/1988-131-0x0000000010000000-0x0000000010091000-memory.dmp

                  Filesize

                  580KB

                • memory/1988-132-0x0000000010000000-0x0000000010091000-memory.dmp

                  Filesize

                  580KB