Resubmissions

16-02-2024 05:11

240216-fvbxhaac5s 10

16-02-2024 04:50

240216-ff8ypaae66 10

Analysis

  • max time kernel
    60s
  • max time network
    55s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-02-2024 05:11

General

  • Target

    c41b3fb6b30753a23f0b274f4f176202915d248256140e4512d541589b62bdc9.exe

  • Size

    236KB

  • MD5

    12feeee4bc19579083e686cf16dea6e3

  • SHA1

    156fef6e87be45f48055315cf134421655a3a727

  • SHA256

    c41b3fb6b30753a23f0b274f4f176202915d248256140e4512d541589b62bdc9

  • SHA512

    b942d5c619c6fa490edd96e9aeabb008c630f12343de4b0f0b6924bea0d50770dadf3072c2c20b2012e75bf59d9a8c7025174793177df16b405605059b921346

  • SSDEEP

    3072:9nznk9/Gm+lK+SQCylz9uD4BfKVSHudaCzg25lXp0:Rg+lK+SR69uD4BfnHgn

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2022

C2

http://sjyey.com/tmp/index.php

http://babonwo.ru/tmp/index.php

http://mth.com.ua/tmp/index.php

http://piratia.pw/tmp/index.php

http://go-piratia.ru/tmp/index.php

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: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 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\c41b3fb6b30753a23f0b274f4f176202915d248256140e4512d541589b62bdc9.exe
    "C:\Users\Admin\AppData\Local\Temp\c41b3fb6b30753a23f0b274f4f176202915d248256140e4512d541589b62bdc9.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3016-1-0x0000000000650000-0x0000000000750000-memory.dmp

    Filesize

    1024KB

  • memory/3016-2-0x00000000021A0000-0x00000000021AB000-memory.dmp

    Filesize

    44KB

  • memory/3016-3-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3016-5-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3468-4-0x0000000002770000-0x0000000002786000-memory.dmp

    Filesize

    88KB