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Overview

overview

6

Static

static

3

876439546a...b2.exe

windows7-x64

6

876439546a...b2.exe

windows10-2004-x64

6

Analysis

  • max time kernel
    147s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 10:50 UTC

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General

  • Target

    876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2.exe

  • Size

    4.2MB

  • MD5

    0813d5f211a6630fddbf1781a6a63fd3

  • SHA1

    9ac99d51b6566062bdf1388f3a5888ebbf93094a

  • SHA256

    876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2

  • SHA512

    b2ac49d0577453f42f58578f6d195c2991baaeca6a1ccdcce9ea01dd30c243581e729da39cd457f67721dc2b8dd665cd23e9fe8227ddfe2080f6312cb9276705

  • SSDEEP

    98304:qcPOrH3y3MUAYsIdGjBMDIlT6BQAYJ4GBsomIhylpYmoh:qmMk0jq0AIJ4r76IiFh

Score
6/10
bootkitpersistence

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.

    bootkitpersistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2.exe
    "C:\Users\Admin\AppData\Local\Temp\876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:4380
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4380 -s 264
      2⤵
      • Program crash
      PID:1812
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4380 -ip 4380
    1⤵
      PID:1592

    Network

    • flag-us
      DNS
      95.221.229.192.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      95.221.229.192.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      68.159.190.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      68.159.190.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      240.81.21.72.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      240.81.21.72.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      241.154.82.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      241.154.82.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      26.35.223.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      26.35.223.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      59.128.231.4.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      59.128.231.4.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      2.136.104.51.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      2.136.104.51.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      18.31.95.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      18.31.95.13.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      26.165.165.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      26.165.165.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      254.210.247.8.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      254.210.247.8.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      210.80.50.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      210.80.50.20.in-addr.arpa
      IN PTR
      Response
    No results found
    • 8.8.8.8:53
      95.221.229.192.in-addr.arpa
      dns
      73 B
       144 B
       1
      1

      DNS Request

      95.221.229.192.in-addr.arpa

    • 8.8.8.8:53
      68.159.190.20.in-addr.arpa
      dns
      72 B
       158 B
       1
      1

      DNS Request

      68.159.190.20.in-addr.arpa

    • 8.8.8.8:53
      240.81.21.72.in-addr.arpa
      dns
      71 B
       142 B
       1
      1

      DNS Request

      240.81.21.72.in-addr.arpa

    • 8.8.8.8:53
      241.154.82.20.in-addr.arpa
      dns
      72 B
       158 B
       1
      1

      DNS Request

      241.154.82.20.in-addr.arpa

    • 8.8.8.8:53
      26.35.223.20.in-addr.arpa
      dns
      71 B
       157 B
       1
      1

      DNS Request

      26.35.223.20.in-addr.arpa

    • 8.8.8.8:53
      59.128.231.4.in-addr.arpa
      dns
      71 B
       157 B
       1
      1

      DNS Request

      59.128.231.4.in-addr.arpa

    • 8.8.8.8:53
      2.136.104.51.in-addr.arpa
      dns
      71 B
       157 B
       1
      1

      DNS Request

      2.136.104.51.in-addr.arpa

    • 8.8.8.8:53
      18.31.95.13.in-addr.arpa
      dns
      70 B
       144 B
       1
      1

      DNS Request

      18.31.95.13.in-addr.arpa

    • 8.8.8.8:53
      26.165.165.52.in-addr.arpa
      dns
      72 B
       146 B
       1
      1

      DNS Request

      26.165.165.52.in-addr.arpa

    • 8.8.8.8:53
      254.210.247.8.in-addr.arpa
      dns
      72 B
       126 B
       1
      1

      DNS Request

      254.210.247.8.in-addr.arpa

    • 8.8.8.8:53
      210.80.50.20.in-addr.arpa
      dns
      71 B
       157 B
       1
      1

      DNS Request

      210.80.50.20.in-addr.arpa

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4380-0-0x0000000000400000-0x0000000000A8B000-memory.dmp

      Filesize

      6.5MB

      Download

    • memory/4380-1-0x00000000027A0000-0x0000000002873000-memory.dmp

      Filesize

      844KB

      Download

    • memory/4380-2-0x0000000000400000-0x0000000000A8B000-memory.dmp

      Filesize

      6.5MB

      Download

    • memory/4380-3-0x00000000027A0000-0x0000000002873000-memory.dmp

      Filesize

      844KB

      Download

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