Resubmissions

02/10/2023, 01:59

231002-cedjlseh3z 10

01/10/2023, 01:01

231001-bdjtkahf85 10

Analysis

  • max time kernel
    30s
  • max time network
    32s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2023, 01:59

General

  • Target

    214f0eb7e4c38be352f97de7b9138442dd3e1cdc35a374d7d4bc03437b368dd0.exe

  • Size

    195KB

  • MD5

    c4ffe0ca666bd8ed2fdc7113d84e0424

  • SHA1

    9947410e96b9e3ec92a3f3eaea8e112fa2471660

  • SHA256

    214f0eb7e4c38be352f97de7b9138442dd3e1cdc35a374d7d4bc03437b368dd0

  • SHA512

    a317f8de39bffd91990dc38b68f7954d70611f216040d30d9574f6dd45743cf9f890b69893bfb3da0be4fd5dd3c6e546663e10e78bee3bb02b7c013ae12c2e83

  • SSDEEP

    3072:YUpRqLce8JTIcXzuAeznmGEXnowIhZrShS5/eI23Y:yF8J8ca5LwIhZeO

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.

  • Deletes itself 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
  • 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\214f0eb7e4c38be352f97de7b9138442dd3e1cdc35a374d7d4bc03437b368dd0.exe
    "C:\Users\Admin\AppData\Local\Temp\214f0eb7e4c38be352f97de7b9138442dd3e1cdc35a374d7d4bc03437b368dd0.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2412

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1200-3-0x0000000002AD0000-0x0000000002AE6000-memory.dmp

          Filesize

          88KB

        • memory/2412-0-0x00000000003C0000-0x00000000003D5000-memory.dmp

          Filesize

          84KB

        • memory/2412-1-0x00000000001B0000-0x00000000001B9000-memory.dmp

          Filesize

          36KB

        • memory/2412-2-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB

        • memory/2412-4-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB

        • memory/2412-7-0x00000000001B0000-0x00000000001B9000-memory.dmp

          Filesize

          36KB

        • memory/2412-8-0x00000000003C0000-0x00000000003D5000-memory.dmp

          Filesize

          84KB