Analysis

  • max time kernel
    93s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-09-2024 15:18

General

  • Target

    file.exe

  • Size

    227KB

  • MD5

    a7d7d48f4a9bb7718ec17d11fba9cad8

  • SHA1

    748fec11d5becea085af46e8197f42ac9a1e011b

  • SHA256

    de74bd2a1d74bfb4f73d97a1e652c2a5bd778ae108df31ede4dd96950485118c

  • SHA512

    98dda258e460098e79b9aaee795dbd0122f4541f9864fcf71d039ada426dff0fb8540725d779412eea52a6e66d45875665f11961fc7d7d3a2d2be061671e2e25

  • SSDEEP

    3072:E8TNLO/NZxvu9aR10ocAbdyKA5RKuAYcug3JqO9Emf/n:E8TNLO/JiaRGGOAYc5Jq6EmHn

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:3028
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 356
      2⤵
      • Program crash
      PID:3500
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3028 -ip 3028
    1⤵
      PID:3532

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3028-1-0x00000000007C0000-0x00000000008C0000-memory.dmp

      Filesize

      1024KB

    • memory/3028-2-0x0000000002290000-0x000000000229B000-memory.dmp

      Filesize

      44KB

    • memory/3028-3-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/3028-6-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/3028-5-0x0000000002290000-0x000000000229B000-memory.dmp

      Filesize

      44KB

    • memory/3028-4-0x0000000000400000-0x0000000000534000-memory.dmp

      Filesize

      1.2MB