Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/10/2023, 09:04

General

  • Target

    c5d00e51e1de2e8483e4337cf0b7745428c16e552d5c19317f683b1611f4d989.exe

  • Size

    7.2MB

  • MD5

    485f6e161fe8705be5ea7ae1dbdb1f7b

  • SHA1

    a0e7155f5e12451689195ebdb80cd78bc5bc67ae

  • SHA256

    c5d00e51e1de2e8483e4337cf0b7745428c16e552d5c19317f683b1611f4d989

  • SHA512

    f045a955ea1e4ad664a97fadbb3749d68a9b8b49c35b6c1bf824ddf509d50d1cc906f85314f066715d79aa4d37f43978993fe2676a03d74557c9374883317532

  • SSDEEP

    98304:Oz/lUPxuEsH5vMbvVG/CjN9piG8jx2+fvKMmc4PIiaTqI714mnL2ulI9Gry1vDTi:MCyHd+GSNiDjx2Em2LplI9Gm1v/QCP+f

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.

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c5d00e51e1de2e8483e4337cf0b7745428c16e552d5c19317f683b1611f4d989.exe
    "C:\Users\Admin\AppData\Local\Temp\c5d00e51e1de2e8483e4337cf0b7745428c16e552d5c19317f683b1611f4d989.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4128
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4128 -s 1116
      2⤵
      • Program crash
      PID:2940
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4128 -ip 4128
    1⤵
      PID:5088
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
      1⤵
        PID:964
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k UnistackSvcGroup
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1648

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm

              Filesize

              16KB

              MD5

              7e0cbe06b2a7e687a36408885e9a19d3

              SHA1

              18be96ff0d32447757f65ea4c6381131af952dd1

              SHA256

              f82b66127cc977e462f18f98f41ff7ab79c3c47e15b0b446e1e91d01c82b45c0

              SHA512

              7582f12af4f45f36ac7cda38f821b35cfd903ce16d3f88fded47c6e17d0ae4bdb06d4793e32f91eef9dea303c892cbba1ba6eb368fc51e8f4139fb962dcc9e32

            • memory/1648-40-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-42-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-33-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-34-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-35-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-36-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-37-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-38-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-39-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-43-0x000001B370C50000-0x000001B370C51000-memory.dmp

              Filesize

              4KB

            • memory/1648-32-0x000001B372000000-0x000001B372001000-memory.dmp

              Filesize

              4KB

            • memory/1648-41-0x000001B372030000-0x000001B372031000-memory.dmp

              Filesize

              4KB

            • memory/1648-0-0x000001B368940000-0x000001B368950000-memory.dmp

              Filesize

              64KB

            • memory/1648-44-0x000001B370C40000-0x000001B370C41000-memory.dmp

              Filesize

              4KB

            • memory/1648-46-0x000001B370C50000-0x000001B370C51000-memory.dmp

              Filesize

              4KB

            • memory/1648-49-0x000001B370C40000-0x000001B370C41000-memory.dmp

              Filesize

              4KB

            • memory/1648-52-0x000001B370B80000-0x000001B370B81000-memory.dmp

              Filesize

              4KB

            • memory/1648-16-0x000001B368A40000-0x000001B368A50000-memory.dmp

              Filesize

              64KB

            • memory/1648-64-0x000001B370D80000-0x000001B370D81000-memory.dmp

              Filesize

              4KB

            • memory/1648-66-0x000001B370D90000-0x000001B370D91000-memory.dmp

              Filesize

              4KB

            • memory/1648-67-0x000001B370D90000-0x000001B370D91000-memory.dmp

              Filesize

              4KB

            • memory/1648-68-0x000001B370EA0000-0x000001B370EA1000-memory.dmp

              Filesize

              4KB