Analysis

  • max time kernel
    141s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/01/2024, 15:51

General

  • Target

    BatchEvalue.exe

  • Size

    971KB

  • MD5

    73c0275fa74e32e591bd957c90c43bb6

  • SHA1

    66b83acde78b814a433dd60474101022fd5a6585

  • SHA256

    84a24044693703460e63cd230fa63d64ed558cec7d53e8c25b7f8a2b4a826494

  • SHA512

    68cd9c94aa9c14d2c4f92ada2a0e0a69bbedc91e945319ab1d3d476c0a1b61be5349c6bf0ce2f4287639c6602cdc171429ae06ab8079f322aa34ad5c1353451e

  • SSDEEP

    12288:u3vdFJNBvjardreypR5zqJIOxiJTSiDcWQEY/HNXVjGU5pUT+e1UNm5b22EEyynk:uxSr9xKI2aZz4Hp55KT+e1UgbaynjP6p

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
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BatchEvalue.exe
    "C:\Users\Admin\AppData\Local\Temp\BatchEvalue.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of SetWindowsHookEx
    PID:4028
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4028 -s 2584
      2⤵
      • Program crash
      PID:4896
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4028 -ip 4028
    1⤵
      PID:3632

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4028-0-0x0000000000400000-0x00000000006E3000-memory.dmp

      Filesize

      2.9MB

    • memory/4028-1-0x0000000002450000-0x0000000002451000-memory.dmp

      Filesize

      4KB

    • memory/4028-2-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/4028-3-0x0000000002650000-0x0000000002651000-memory.dmp

      Filesize

      4KB

    • memory/4028-28-0x0000000000400000-0x00000000006E3000-memory.dmp

      Filesize

      2.9MB