Overview

overview

8

Static

static

8913e73fa3...2e.exe

windows7_x64

8

8913e73fa3...2e.exe

windows10-2004_x64

8

Analysis

  • max time kernel
    211s
  • max time network
    235s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 07:42

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General

  • Target

    8913e73fa3935f88da00be03ed1d5a82e125b5553d2de8f85c8ead66d3b0632e.exe

  • Size

    956KB

  • MD5

    4c75ac94ce30d24541a43e843ac22fc8

  • SHA1

    a987dcda2e42494d4afd86fab22bff39a47be87d

  • SHA256

    8913e73fa3935f88da00be03ed1d5a82e125b5553d2de8f85c8ead66d3b0632e

  • SHA512

    f28e47fe7dc992a1b9e5c535b2086989f4df850986976cabe8fd1af36ff42d9d1c233f82469ce7b2b96d55d1a8d04ef015dbae7b37b3c29af01204b75e9e408e

Score
8/10
bootkitpersistenceupx

Malware Config

Signatures

  • UPX packed file ⋅ 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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.

    bootkitpersistence
  • Program crash ⋅ 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8913e73fa3935f88da00be03ed1d5a82e125b5553d2de8f85c8ead66d3b0632e.exe
    "C:\Users\Admin\AppData\Local\Temp\8913e73fa3935f88da00be03ed1d5a82e125b5553d2de8f85c8ead66d3b0632e.exe"
    Writes to the Master Boot Record (MBR)
    PID:2236
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 236
      Program crash
      PID:676
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2236 -ip 2236
    PID:4072

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

          Discovery

            Execution

              Exfiltration

                Impact

                  Initial Access

                    Lateral Movement

                      Persistence

                      Privilege Escalation

                        Replay Monitor

                        00:00 00:00

                        Downloads

                        • memory/2236-130-0x0000000010000000-0x000000001000B000-memory.dmp
                          Filesize

                          44KB

                          Download
                        • memory/2236-131-0x0000000010000000-0x000000001000B000-memory.dmp
                          Filesize

                          44KB

                          Download