Overview

overview

10

Static

static

10

aa165ae70e...04.exe

windows7-x64

10

aa165ae70e...04.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2023, 03:57

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General

  • Target

    aa165ae70e902e658aa8119c2ec4f704.exe

  • Size

    37KB

  • MD5

    aa165ae70e902e658aa8119c2ec4f704

  • SHA1

    ca5cbde15db54c6a40fd75b8905c9c1ea501219f

  • SHA256

    8c6dfaec327322e7c5ae33905de29559e271c7c984ad7d26a53880babf5c4558

  • SHA512

    e8bc69c8c38ccc2dc6553217a4611ef61251b396f35e9a741506768c6286bb4ae217a8414014134559c8c172b49044728cd15cc79771fd094ccbce83e36a0d4e

  • SSDEEP

    768:d8n3N4JRqwg8UTB+8zx70f0PSuopLwlFFWO7:dmN4JRrg8ypxSKFFX

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://81.19.131.34/fks/index.php

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 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 AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 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\aa165ae70e902e658aa8119c2ec4f704.exe
    "C:\Users\Admin\AppData\Local\Temp\aa165ae70e902e658aa8119c2ec4f704.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1592
  • C:\Users\Admin\AppData\Roaming\isuvtrv
    C:\Users\Admin\AppData\Roaming\isuvtrv
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    PID:2060

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\isuvtrv
          Filesize

          37KB

          MD5

          aa165ae70e902e658aa8119c2ec4f704

          SHA1

          ca5cbde15db54c6a40fd75b8905c9c1ea501219f

          SHA256

          8c6dfaec327322e7c5ae33905de29559e271c7c984ad7d26a53880babf5c4558

          SHA512

          e8bc69c8c38ccc2dc6553217a4611ef61251b396f35e9a741506768c6286bb4ae217a8414014134559c8c172b49044728cd15cc79771fd094ccbce83e36a0d4e

          Download Submit

        • memory/1592-0-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

          Download

        • memory/1592-2-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

          Download

        • memory/3328-1-0x0000000002BF0000-0x0000000002C06000-memory.dmp

          Filesize

          88KB

          Download