Overview

overview

10

Static

static

3

d3f6217f66...4c.exe

windows7-x64

10

d3f6217f66...4c.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
    22-05-2024 19:28

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General

  • Target

    d3f6217f66716d1b253b60365db8aa4c.exe

  • Size

    209KB

  • MD5

    d3f6217f66716d1b253b60365db8aa4c

  • SHA1

    d1e2bf928bce0f5a913b0de81a22272d1f051f5a

  • SHA256

    5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749

  • SHA512

    5edaa19f69971e5201ba9f378fb19ba6e5fa481f9dded8eb9c1912db0a6ae87f8dcb75da49b428f1b48617423558a2d7ddc1dedfd8847fdc97189f6f9d25a98e

  • SSDEEP

    3072:VsUFZW1zxw2PfoScast12esP9+mSjiN69BibwQ8dsN7BrV0ncwmKqx7I1YS:lFw1ljPfojast12FFv69BrQPdtKoAY

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
  • Executes dropped EXE 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 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\d3f6217f66716d1b253b60365db8aa4c.exe
    "C:\Users\Admin\AppData\Local\Temp\d3f6217f66716d1b253b60365db8aa4c.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4284
  • 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=3488 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3688
    • C:\Users\Admin\AppData\Roaming\ibefdai
      C:\Users\Admin\AppData\Roaming\ibefdai
      1⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:4660

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    2
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Resource Development

    Reconnaissance

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\ibefdai
      Filesize

      209KB

      MD5

      d3f6217f66716d1b253b60365db8aa4c

      SHA1

      d1e2bf928bce0f5a913b0de81a22272d1f051f5a

      SHA256

      5c0bfb5d5f155f64c1af3cc3cd610fa6e3495ae2c3a8660c96ac9a7fb73eb749

      SHA512

      5edaa19f69971e5201ba9f378fb19ba6e5fa481f9dded8eb9c1912db0a6ae87f8dcb75da49b428f1b48617423558a2d7ddc1dedfd8847fdc97189f6f9d25a98e

      Download Submit
    • memory/3240-4-0x0000000002BE0000-0x0000000002BF6000-memory.dmp
      Filesize

      88KB

      Download
    • memory/3240-18-0x0000000000D70000-0x0000000000D86000-memory.dmp
      Filesize

      88KB

      Download
    • memory/4284-1-0x0000000002D80000-0x0000000002E80000-memory.dmp
      Filesize

      1024KB

      Download
    • memory/4284-2-0x00000000049E0000-0x00000000049EB000-memory.dmp
      Filesize

      44KB

      Download
    • memory/4284-3-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB

      Download
    • memory/4284-9-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB

      Download
    • memory/4284-8-0x00000000049E0000-0x00000000049EB000-memory.dmp
      Filesize

      44KB

      Download
    • memory/4284-5-0x0000000000400000-0x0000000002C93000-memory.dmp
      Filesize

      40.6MB

      Download
    • memory/4660-16-0x0000000000400000-0x0000000002C93000-memory.dmp
      Filesize

      40.6MB

      Download
    • memory/4660-17-0x0000000000400000-0x0000000002C93000-memory.dmp
      Filesize

      40.6MB

      Download
    • memory/4660-21-0x0000000000400000-0x0000000002C93000-memory.dmp
      Filesize

      40.6MB

      Download