Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/09/2023, 23:38

General

  • Target

    6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe

  • Size

    187KB

  • MD5

    5b7ad6644a6bede046dd6f6b2aeac36c

  • SHA1

    82d18227df81de2a77ba60359a16ca64c36a7fee

  • SHA256

    6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf

  • SHA512

    cef3ede9801521424d5ce1f6e679ee83c72fbd273ad6d3474a17c9a55ca3f178aa677684f23d0da54d0ca0251e03b32927675002a95f7e1f3c9f7ae739aa08bd

  • SSDEEP

    3072:IKNP7pPaE389qpI4CO+SwknMBPNsDmE5HmOk0V/Mxr5lpSHYz:IcP7pPJzC4COqe7nk0JMxbpSH

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe
    "C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2732
    • C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe
      "C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4788

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2732-0-0x0000000002190000-0x00000000021A5000-memory.dmp

          Filesize

          84KB

        • memory/2732-1-0x00000000001C0000-0x00000000001C9000-memory.dmp

          Filesize

          36KB

        • memory/2732-3-0x0000000002190000-0x00000000021A5000-memory.dmp

          Filesize

          84KB

        • memory/3128-5-0x0000000002B10000-0x0000000002B26000-memory.dmp

          Filesize

          88KB

        • memory/3128-10-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-11-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-13-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-12-0x0000000002B60000-0x0000000002B70000-memory.dmp

          Filesize

          64KB

        • memory/3128-14-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-15-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-16-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-17-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-19-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-18-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-21-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-22-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-23-0x0000000002CA0000-0x0000000002CB0000-memory.dmp

          Filesize

          64KB

        • memory/3128-24-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-25-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-26-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-28-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-30-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-29-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-31-0x0000000002B60000-0x0000000002B70000-memory.dmp

          Filesize

          64KB

        • memory/3128-27-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-33-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-35-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-36-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-37-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-38-0x0000000002CA0000-0x0000000002CB0000-memory.dmp

          Filesize

          64KB

        • memory/3128-39-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-41-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-42-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-40-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-43-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-45-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-44-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-46-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-50-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-51-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-52-0x0000000002B50000-0x0000000002B60000-memory.dmp

          Filesize

          64KB

        • memory/3128-54-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-53-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-55-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-56-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-57-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-59-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-58-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-61-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-62-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-63-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-64-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-65-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-67-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-69-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-70-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-71-0x0000000002B50000-0x0000000002B60000-memory.dmp

          Filesize

          64KB

        • memory/3128-73-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-74-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-75-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-76-0x0000000002B50000-0x0000000002B60000-memory.dmp

          Filesize

          64KB

        • memory/3128-77-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-79-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-78-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-80-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-81-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-82-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-83-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/3128-84-0x0000000007090000-0x00000000070A0000-memory.dmp

          Filesize

          64KB

        • memory/4788-2-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/4788-4-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/4788-6-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB