Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Analysis

  • max time kernel
    300s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    03/09/2023, 22:02

Sharing

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General

  • Target

    98b7ae9ee57a4ae5a2d777de78cbecfa1cd6926c0d726001549dc688afa8ce18.exe

  • Size

    243KB

  • MD5

    58fce28aca7422bf28b12d9a564a2534

  • SHA1

    996f8b94860e928546c70c545128a21e8d01af66

  • SHA256

    98b7ae9ee57a4ae5a2d777de78cbecfa1cd6926c0d726001549dc688afa8ce18

  • SHA512

    622d6b2c66674ec185111a73ca4a7cd8b277621146f27503f0644fb0dffe01597105ce77ec6b45a016609c42bf87bc171599aa6fe6130578d9be4f0eea8cd471

  • SSDEEP

    3072:cyxEEzoYBtIVQCXsShAeJPZSFLb0+tagDfxPTNnEZU8chNFa7jQCcF:sENIJsSbPZcbbtagDBTNE4vFavQH

Score
10/10
smokeloaderpub1backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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
  • 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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\98b7ae9ee57a4ae5a2d777de78cbecfa1cd6926c0d726001549dc688afa8ce18.exe
    "C:\Users\Admin\AppData\Local\Temp\98b7ae9ee57a4ae5a2d777de78cbecfa1cd6926c0d726001549dc688afa8ce18.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Users\Admin\AppData\Local\Temp\98b7ae9ee57a4ae5a2d777de78cbecfa1cd6926c0d726001549dc688afa8ce18.exe
      "C:\Users\Admin\AppData\Local\Temp\98b7ae9ee57a4ae5a2d777de78cbecfa1cd6926c0d726001549dc688afa8ce18.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1160

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1160-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

          Download

        • memory/1160-6-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/1160-5-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/1160-7-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/1160-9-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/1220-8-0x00000000026F0000-0x0000000002706000-memory.dmp

          Filesize

          88KB

          Download

        • memory/1516-1-0x0000000000250000-0x0000000000350000-memory.dmp

          Filesize

          1024KB

          Download

        • memory/1516-2-0x00000000001B0000-0x00000000001B9000-memory.dmp

          Filesize

          36KB

          Download