Overview

overview

10

Static

static

3

KSMIXTWO.exe

windows10-1703-x64

10

KSMIXTWO.exe

windows7-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    75s
  • platform
    windows10-1703_x64
  • resource
    win10-20230621-de
  • resource tags

    arch:x64arch:x86image:win10-20230621-delocale:de-deos:windows10-1703-x64systemwindows
  • submitted
    27/06/2023, 11:59

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General

  • Target

    KSMIXTWO.exe

  • Size

    218KB

  • MD5

    3fb539ea9dbcfdfac4ecd7376922d5b0

  • SHA1

    9664662e481b5f2422734debd157767d37faea52

  • SHA256

    cc972f18e2f649cb4c8de3d5dea102616cc95ec23ff1301d7d0d35beab7bd0bc

  • SHA512

    2b35491130180c852e6d80d073dd00fa45c7fbf42ef42e03c3497fda04c3bddba74d021cd58d5bd0c3bbeaa93e299ddf2a456d4743bc53e371f0aa5ef0404730

  • SSDEEP

    3072:xk2bU28gD+vM/59zVPIqtn8say5UOHVyk+XWDbaJ8tBRfaAsf7P5BSc:xjbagKIzVAoZayzHtnaJ83RfaDf7vSc

Score
10/10
smokeloaderpub4backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Extracted

Family

smokeloader

Version

2022

C2

http://aapu.at/tmp/

http://poudineh.com/tmp/

http://firsttrusteedrx.ru/tmp/

http://kingpirate.ru/tmp/
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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 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\KSMIXTWO.exe
    "C:\Users\Admin\AppData\Local\Temp\KSMIXTWO.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4104
  • C:\Users\Admin\AppData\Roaming\rdffghg
    C:\Users\Admin\AppData\Roaming\rdffghg
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:4496

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    218KB

    MD5

    3fb539ea9dbcfdfac4ecd7376922d5b0

    SHA1

    9664662e481b5f2422734debd157767d37faea52

    SHA256

    cc972f18e2f649cb4c8de3d5dea102616cc95ec23ff1301d7d0d35beab7bd0bc

    SHA512

    2b35491130180c852e6d80d073dd00fa45c7fbf42ef42e03c3497fda04c3bddba74d021cd58d5bd0c3bbeaa93e299ddf2a456d4743bc53e371f0aa5ef0404730

    Download Submit

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

    218KB

    MD5

    3fb539ea9dbcfdfac4ecd7376922d5b0

    SHA1

    9664662e481b5f2422734debd157767d37faea52

    SHA256

    cc972f18e2f649cb4c8de3d5dea102616cc95ec23ff1301d7d0d35beab7bd0bc

    SHA512

    2b35491130180c852e6d80d073dd00fa45c7fbf42ef42e03c3497fda04c3bddba74d021cd58d5bd0c3bbeaa93e299ddf2a456d4743bc53e371f0aa5ef0404730

    Download Submit

  • memory/3264-119-0x0000000001110000-0x0000000001126000-memory.dmp

    Filesize

    88KB

    Download

  • memory/3264-129-0x00000000031A0000-0x00000000031B6000-memory.dmp

    Filesize

    88KB

    Download

  • memory/4104-118-0x00000000005D0000-0x00000000005D9000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4104-120-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

    Download

  • memory/4496-130-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

    Download