Overview

overview

10

Static

static

3

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    36s
  • max time network
    64s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2023, 05:29

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General

  • Target

    file.exe

  • Size

    296KB

  • MD5

    2273853089e50bd583c82ba8ac5328e4

  • SHA1

    7723ef15cd45c675eeba8a82356042830e720b82

  • SHA256

    421598a5b3994cd97d39509c4a09207bd2b8ed3deeab1338ebfded4d502aeaae

  • SHA512

    8b875636e941be970d30185c7c46b54604e892c78a85c1109356175a301f7d568268b1ddf19ba54b1f64b9216e46a6b4f7c75efd7c0716209c88fb4e4b3ba4ee

  • SSDEEP

    3072:lFJUOsBCsBLIs6hFpS0wFfRcFz3JBy1IQPdT0lc8c0o/Ehi7SnLw:DJUOqCELIs6HpShcFrJYTdo+zf/Cx

Score
10/10
smokeloaderpub4backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Extracted

Family

smokeloader

Version

2022

C2

http://gudintas.at/tmp/

http://pik96.ru/tmp/

http://rosatiauto.com/tmp/

http://kingpirate.ru/tmp/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Executes dropped EXE 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: MapViewOfSection 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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4864
  • C:\Users\Admin\AppData\Roaming\vctawih
    C:\Users\Admin\AppData\Roaming\vctawih
    1⤵
    • Executes dropped EXE
    PID:1828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    296KB

    MD5

    2273853089e50bd583c82ba8ac5328e4

    SHA1

    7723ef15cd45c675eeba8a82356042830e720b82

    SHA256

    421598a5b3994cd97d39509c4a09207bd2b8ed3deeab1338ebfded4d502aeaae

    SHA512

    8b875636e941be970d30185c7c46b54604e892c78a85c1109356175a301f7d568268b1ddf19ba54b1f64b9216e46a6b4f7c75efd7c0716209c88fb4e4b3ba4ee

    Download Submit

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

    296KB

    MD5

    2273853089e50bd583c82ba8ac5328e4

    SHA1

    7723ef15cd45c675eeba8a82356042830e720b82

    SHA256

    421598a5b3994cd97d39509c4a09207bd2b8ed3deeab1338ebfded4d502aeaae

    SHA512

    8b875636e941be970d30185c7c46b54604e892c78a85c1109356175a301f7d568268b1ddf19ba54b1f64b9216e46a6b4f7c75efd7c0716209c88fb4e4b3ba4ee

    Download Submit

  • memory/3172-4-0x0000000000700000-0x0000000000716000-memory.dmp

    Filesize

    88KB

    Download

  • memory/4864-1-0x0000000002440000-0x0000000002540000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/4864-2-0x0000000002310000-0x0000000002319000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4864-3-0x0000000000400000-0x0000000002290000-memory.dmp

    Filesize

    30.6MB

    Download

  • memory/4864-5-0x0000000000400000-0x0000000002290000-memory.dmp

    Filesize

    30.6MB

    Download

  • memory/4864-8-0x0000000002310000-0x0000000002319000-memory.dmp

    Filesize

    36KB

    Download