Overview

overview

10

Static

static

3

JC_29bec00...e0.exe

windows7-x64

10

JC_29bec00...e0.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    165s
  • max time network
    169s
  • 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 15:24

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General

  • Target

    JC_29bec00a5349dd65a067a12bf5f746300332d2556692995bf8ac0f5d247101e0.exe

  • Size

    215KB

  • MD5

    aeaba9864af82dba52386aa480b035db

  • SHA1

    39525b8cbe1eb7888bcc8a7c89178e2a331ca8d1

  • SHA256

    29bec00a5349dd65a067a12bf5f746300332d2556692995bf8ac0f5d247101e0

  • SHA512

    d741fde2b23975d75314a76a30294854cbc24f0367a2cde28632dca4a13bf6d9b3a0a4625ceb30b5d54cb96cea079823fc0b03045cbd88e3b544943e6d5f5626

  • SSDEEP

    6144:KbrUNeLXSeU6+2ih4GWWP/EyhJ/TqOTk:K7+eU69iOIBMG

Score
10/10
smokeloaderup3backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

up3

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\JC_29bec00a5349dd65a067a12bf5f746300332d2556692995bf8ac0f5d247101e0.exe
    "C:\Users\Admin\AppData\Local\Temp\JC_29bec00a5349dd65a067a12bf5f746300332d2556692995bf8ac0f5d247101e0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Users\Admin\AppData\Local\Temp\JC_29bec00a5349dd65a067a12bf5f746300332d2556692995bf8ac0f5d247101e0.exe
      "C:\Users\Admin\AppData\Local\Temp\JC_29bec00a5349dd65a067a12bf5f746300332d2556692995bf8ac0f5d247101e0.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2380-0-0x0000000002090000-0x00000000020A5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2380-1-0x00000000020B0000-0x00000000020B9000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2380-4-0x0000000002090000-0x00000000020A5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2432-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2432-2-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2432-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/3192-5-0x0000000002A10000-0x0000000002A26000-memory.dmp

    Filesize

    88KB

    Download