Overview

overview

10

Static

static

3

afd8167b16...a3.exe

windows7-x64

10

afd8167b16...a3.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    155s
  • 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, 12:00

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General

  • Target

    afd8167b164743a3e8e12ddcddc3d8572c5425ff2a0c90f095c8cedf7f456ba3.exe

  • Size

    262KB

  • MD5

    4d63e19338c6e2698ebb2ad6ed35427c

  • SHA1

    4af309d5b777ead6dd2319f57406eabb03ad7dac

  • SHA256

    afd8167b164743a3e8e12ddcddc3d8572c5425ff2a0c90f095c8cedf7f456ba3

  • SHA512

    d2e5cd296a204f2d75cb1dd5949a6d87985b2d0ec473d2c00c24bea986dd96637b3848e79d03274622f396a016cab6176d3d5ac2ca5b80579e316e006b241887

  • SSDEEP

    3072:BYLXRF+jB/zj56EkIY4KSjKof21rcW3XOtU8DliL5pdt6KIg+QJW:g6BLj56ETOmo17+tXMVIg+Q

Score
10/10
smokeloaderpub1backdoortrojan

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.

    trojanbackdoorsmokeloader
  • 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 UnmapMainImage 1 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\afd8167b164743a3e8e12ddcddc3d8572c5425ff2a0c90f095c8cedf7f456ba3.exe
    "C:\Users\Admin\AppData\Local\Temp\afd8167b164743a3e8e12ddcddc3d8572c5425ff2a0c90f095c8cedf7f456ba3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Users\Admin\AppData\Local\Temp\afd8167b164743a3e8e12ddcddc3d8572c5425ff2a0c90f095c8cedf7f456ba3.exe
      "C:\Users\Admin\AppData\Local\Temp\afd8167b164743a3e8e12ddcddc3d8572c5425ff2a0c90f095c8cedf7f456ba3.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1980-5-0x0000000002B50000-0x0000000002B66000-memory.dmp

    Filesize

    88KB

    Download

  • memory/3492-1-0x0000000000790000-0x0000000000890000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3492-2-0x0000000002450000-0x0000000002459000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4780-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4780-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4780-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download