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Overview

overview

10

Static

static

3

898a57544b...c5.exe

windows7-x64

10

898a57544b...c5.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2024, 18:39

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General

  • Target

    898a57544bdfbaac62372f1b7bc63610750c0f377c66c372e34909e6c5f474c5.exe

  • Size

    179KB

  • MD5

    894baeb7be85c01940e2043eacd82c7a

  • SHA1

    aff64515061e22951ac3a917dfd4c7a66443d9fb

  • SHA256

    898a57544bdfbaac62372f1b7bc63610750c0f377c66c372e34909e6c5f474c5

  • SHA512

    15e2093d7082f2a3a2e0175a87061ebea924b8a7b511836bbd8b4f9a2aa11b80b420016d0b9f388724f755e4751f70db5bd77138710f4e8d1764bc569be62c7b

  • SSDEEP

    3072:y/yBN6fEr6ADs9r7xOsj139boI2WIkP4eXUkyKc0AFOAL6uQX:yuJ+ADIr7Asjl9b1f4eVyKUFOAL

Score
10/10
smokeloaderpub4backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Extracted

Family

smokeloader

Version

2022

C2

http://wirtshauspost.at/tmp/

http://msktk.ru/tmp/

http://soetegem.com/tmp/

http://gromograd.ru/tmp/

http://talesofpirates.net/tmp/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 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: MapViewOfSection 1 IoCs
  • Suspicious use of UnmapMainImage 1 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\898a57544bdfbaac62372f1b7bc63610750c0f377c66c372e34909e6c5f474c5.exe
    "C:\Users\Admin\AppData\Local\Temp\898a57544bdfbaac62372f1b7bc63610750c0f377c66c372e34909e6c5f474c5.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1972
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4068 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1972

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1972-1-0x0000000000A50000-0x0000000000B50000-memory.dmp

      Filesize

      1024KB

      Download

    • memory/1972-2-0x0000000002500000-0x000000000250B000-memory.dmp

      Filesize

      44KB

      Download

    • memory/1972-3-0x0000000000400000-0x00000000007B6000-memory.dmp

      Filesize

      3.7MB

      Download

    • memory/1972-5-0x0000000000400000-0x00000000007B6000-memory.dmp

      Filesize

      3.7MB

      Download

    • memory/1972-7-0x0000000002500000-0x000000000250B000-memory.dmp

      Filesize

      44KB

      Download

    • memory/3348-4-0x0000000000D50000-0x0000000000D66000-memory.dmp

      Filesize

      88KB

      Download