Overview

overview

10

Static

static

3

573bc9bb0f...f6.exe

windows7-x64

10

573bc9bb0f...f6.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    12/01/2024, 18:52

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General

  • Target

    573bc9bb0f24ff5046e164f2139777f6.exe

  • Size

    176KB

  • MD5

    573bc9bb0f24ff5046e164f2139777f6

  • SHA1

    830d567fc9217e49a7066fdf0e8fe68fc757c3fe

  • SHA256

    4170bbfd45d3db9b8337b1259e3bdc33840201b6c8ba1f69efa65ac41020445f

  • SHA512

    87d41132b0ed6907b5918a9b250135cef95cc9619ca359f8d1b97e053144844c63c3385f573081a2ca3d4a2d7ad1c84582e40ef10d74351c5d34dd9c1a96c1bb

  • SSDEEP

    3072:BxHN34Oql/K1+rQ5BSwAINelRHwhZoWC9sI5/DuT61m:B5NInhrMGICHwhZU9sI5/

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforaugust1.xyz/

http://readinglistforaugust2.xyz/

http://readinglistforaugust3.xyz/

http://readinglistforaugust4.xyz/

http://readinglistforaugust5.xyz/

http://readinglistforaugust6.xyz/

http://readinglistforaugust7.xyz/

http://readinglistforaugust8.xyz/

http://readinglistforaugust9.xyz/

http://readinglistforaugust10.xyz/

http://readinglistforaugust1.site/

http://readinglistforaugust2.site/

http://readinglistforaugust3.site/

http://readinglistforaugust4.site/

http://readinglistforaugust5.site/

http://readinglistforaugust6.site/

http://readinglistforaugust7.site/

http://readinglistforaugust8.site/

http://readinglistforaugust9.site/

http://readinglistforaugust10.site/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • 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: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 7 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\573bc9bb0f24ff5046e164f2139777f6.exe
    "C:\Users\Admin\AppData\Local\Temp\573bc9bb0f24ff5046e164f2139777f6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Users\Admin\AppData\Local\Temp\573bc9bb0f24ff5046e164f2139777f6.exe
      "C:\Users\Admin\AppData\Local\Temp\573bc9bb0f24ff5046e164f2139777f6.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1320-8-0x0000000002700000-0x0000000002716000-memory.dmp

    Filesize

    88KB

    Download

  • memory/2240-1-0x0000000002D40000-0x0000000002E40000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2240-3-0x0000000000220000-0x000000000022A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2276-7-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2276-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2276-5-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2276-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2276-9-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download