Analysis

  • max time kernel
    42s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2022 05:38

General

  • Target

    ea30609c8243364f55484fefa8dc8695471387cc8c31d97220c09647367de2b7.exe

  • Size

    205KB

  • MD5

    c6626050ea71bfd86c2d2fc3c1563eb3

  • SHA1

    9d91e04408f2c9a17aa8ede8f39f90a41641c0f0

  • SHA256

    ea30609c8243364f55484fefa8dc8695471387cc8c31d97220c09647367de2b7

  • SHA512

    34b67932645a8b2f4bc860224143cf08728aa9e8fda07cb80eeb5e504bfa8c9f5cba5f254f242480b1ee2147d1c058e983a353422490aabff9336320316096d6

Score
10/10

Malware Config

Extracted

Family

buer

C2

http://koralak.hk/

Signatures

  • Buer

    Buer is a new modular loader first seen in August 2019.

  • Buer Loader 3 IoCs

    Detects Buer loader in memory or disk.

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea30609c8243364f55484fefa8dc8695471387cc8c31d97220c09647367de2b7.exe
    "C:\Users\Admin\AppData\Local\Temp\ea30609c8243364f55484fefa8dc8695471387cc8c31d97220c09647367de2b7.exe"
    1⤵
      PID:2000

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2000-54-0x000000000054B000-0x0000000000552000-memory.dmp

      Filesize

      28KB

    • memory/2000-55-0x0000000000220000-0x0000000000229000-memory.dmp

      Filesize

      36KB

    • memory/2000-56-0x0000000040000000-0x00000000403AA000-memory.dmp

      Filesize

      3.7MB

    • memory/2000-57-0x0000000040000000-0x00000000403AA000-memory.dmp

      Filesize

      3.7MB