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Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/09/2023, 17:32

General

  • Target

    file.exe

  • Size

    227KB

  • MD5

    7c5940c3eb79c3a97f4e98f1a8dac782

  • SHA1

    906603a5e1b79584844fffe441af49bde89f73ce

  • SHA256

    e7cf7131e4c2578bb51fe33d2b6670622233c651a86827a461aa7b081e19b99e

  • SHA512

    5debcb8dd3b8fd783a177625c0744f36fbaa86058b67b84a9ffb8e8c57a41e0f980a86ffcdca991b9d7d49b7b34a87e99b840c8fb5d2ffecb53b8d2ba718d9fb

  • SSDEEP

    3072:gEs7fZA+gkMbHfHWhv5zbSftq4SovLD8h1w:0fm+gz7fuVuY42h

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.org/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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
  • 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.

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:4956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3120-4-0x0000000000DB0000-0x0000000000DC6000-memory.dmp

    Filesize

    88KB

  • memory/4956-1-0x0000000000930000-0x0000000000A30000-memory.dmp

    Filesize

    1024KB

  • memory/4956-2-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/4956-3-0x00000000008B0000-0x00000000008B9000-memory.dmp

    Filesize

    36KB

  • memory/4956-5-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB