Overview

overview

10

Static

static

3

a66f7c783c...85.exe

windows7-x64

10

a66f7c783c...85.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • 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
    22-05-2024 11:10

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General

  • Target

    a66f7c783c40326c27fad4db5587dc85.exe

  • Size

    210KB

  • MD5

    a66f7c783c40326c27fad4db5587dc85

  • SHA1

    77212137e94cd93a955374ff013d5ae8c92a0af5

  • SHA256

    09ae5b72d7b3da05904c0edf9985ca64bca078f0a38e01eaceccc26bc2113fd8

  • SHA512

    15fe97c4dcf2f0435e5b18840a7aea540bcff40566c5ae45dea3df03647aeb3e004de8bc773d5badf1fcdea76be7a854613784cbba06aa55064b6023acb8e188

  • SSDEEP

    3072:sskFUgrChWOZ55UV9+GSi/6nIFjkFce9SkqB/3cx+JB/gjSQYUbJJRN5pwYS:MFL2WOH6fajL9Hw3O+JBkY+/fuY

Score
10/10
smokeloadersel2backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

sel2

Extracted

Family

smokeloader

Version

2022

C2

https://airwide-land.com/calcroom.php

https://summerwaterhall.com/calcroom.php
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
  • 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\a66f7c783c40326c27fad4db5587dc85.exe
    "C:\Users\Admin\AppData\Local\Temp\a66f7c783c40326c27fad4db5587dc85.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1900
  • 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=4136 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2316

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/1900-1-0x0000000003010000-0x0000000003110000-memory.dmp
      Filesize

      1024KB

      Download
    • memory/1900-2-0x0000000002F40000-0x0000000002F4B000-memory.dmp
      Filesize

      44KB

      Download
    • memory/1900-3-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB

      Download
    • memory/1900-9-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB

      Download
    • memory/1900-8-0x0000000002F40000-0x0000000002F4B000-memory.dmp
      Filesize

      44KB

      Download
    • memory/1900-5-0x0000000000400000-0x0000000002C93000-memory.dmp
      Filesize

      40.6MB

      Download
    • memory/3296-4-0x0000000003300000-0x0000000003316000-memory.dmp
      Filesize

      88KB

      Download