Overview

overview

10

Static

static

3

2f4140d420...JC.exe

windows7-x64

10

2f4140d420...JC.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-09-2023 12:14

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General

  • Target

    2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe

  • Size

    268KB

  • MD5

    d20f88b50c4b3b1083499e32d674fb58

  • SHA1

    d41276d90a406273cc748c0dcf648fb2bb965296

  • SHA256

    2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd

  • SHA512

    9275c9dc0336a808cde2f776254ac35f9bdab52ace7486dbe7d8427fefcfa6117cfa030c2d2f302bb6ff60f92b9eacfca11deaa2203083857674bcca2a3f4028

  • SSDEEP

    3072:OnEwxB2mXQ+YJq4I7MqGnohhiEaYpMA7Et4Y+rpuJTY4VBUqsZTwNA:JwxVXQ+Yo4EM6hIY2AE4Y+luZTnjOt

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 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\2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3988
    • C:\Users\Admin\AppData\Local\Temp\2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd_JC.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3172-5-0x0000000000700000-0x0000000000716000-memory.dmp

    Filesize

    88KB

    Download

  • memory/3988-1-0x0000000000930000-0x0000000000A30000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3988-2-0x00000000008C0000-0x00000000008C9000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4992-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4992-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4992-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download