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Overview

overview

10

Static

static

3

82531f8bfc...f7.exe

windows7-x64

10

82531f8bfc...f7.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    153s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2023, 22:32

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General

  • Target

    82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe

  • Size

    245KB

  • MD5

    0da78f6ac7f81956c6b3b73aa43ef60d

  • SHA1

    7712c1f533e6068a1036b07b6a5f87f03072310f

  • SHA256

    82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7

  • SHA512

    6385d4b8af5cdb8fc84ee706d617b4a2e0503d8949c80d966dc0875ca0b831b74ff2a6cc1eed1db162ca0d0f5a90eef5049f1a5eb136c6ff3f4056b934b8c64c

  • SSDEEP

    3072:NXrf43UsH7MoLYwal8tJrPM2+h0yA5ZEFW9IPEYa0H+6528Tp33YT8p:JD4PHYF+rR5ZEFoFn4p33YT8

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
  • 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 2 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\82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe
    "C:\Users\Admin\AppData\Local\Temp\82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:660
    • C:\Users\Admin\AppData\Local\Temp\82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe
      "C:\Users\Admin\AppData\Local\Temp\82531f8bfc703bdac635684b3446aa011bc320b4542683499163ab644e2dfef7.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2200

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/660-0-0x0000000000520000-0x0000000000535000-memory.dmp

    Filesize

    84KB

    Download

  • memory/660-1-0x0000000000540000-0x0000000000549000-memory.dmp

    Filesize

    36KB

    Download

  • memory/660-3-0x0000000000520000-0x0000000000535000-memory.dmp

    Filesize

    84KB

    Download

  • memory/912-5-0x0000000002E40000-0x0000000002E56000-memory.dmp

    Filesize

    88KB

    Download

  • memory/2200-2-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2200-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2200-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download