Analysis

  • max time kernel
    161s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-04-2024 01:18

General

  • Target

    31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe

  • Size

    191KB

  • MD5

    ced33bff8b607ed0d84d34ca8b52bb84

  • SHA1

    82a9b5c1d83706e9b55b942bfba4c15847166d1d

  • SHA256

    31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b

  • SHA512

    0f9545466f281108bb24827d88898daa6cd78bdf95625c1f652428af013106dfb9377934cf6c4008a911d441da25c153ec1fe432c5b0bf0de20d845e638001fe

  • SSDEEP

    3072:rQ0awDqTd/IrZTilB2XsPDu4qi0vIvNDzek3Oe5mgyot46a:r8QqTd/IrZoSs7ufbEN/ekt1L

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2022

C2

http://nidoe.org/tmp/index.php

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

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

http://talesofpirates.net/tmp/index.php

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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: MapViewOfSection 2 IoCs
  • Suspicious use of UnmapMainImage 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\31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe
    "C:\Users\Admin\AppData\Local\Temp\31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2416
  • C:\Users\Admin\AppData\Roaming\itdhbfe
    C:\Users\Admin\AppData\Roaming\itdhbfe
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:3936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\itdhbfe

    Filesize

    191KB

    MD5

    ced33bff8b607ed0d84d34ca8b52bb84

    SHA1

    82a9b5c1d83706e9b55b942bfba4c15847166d1d

    SHA256

    31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b

    SHA512

    0f9545466f281108bb24827d88898daa6cd78bdf95625c1f652428af013106dfb9377934cf6c4008a911d441da25c153ec1fe432c5b0bf0de20d845e638001fe

  • memory/2416-1-0x0000000002D10000-0x0000000002E10000-memory.dmp

    Filesize

    1024KB

  • memory/2416-2-0x0000000002CC0000-0x0000000002CCB000-memory.dmp

    Filesize

    44KB

  • memory/2416-3-0x0000000000400000-0x0000000002B59000-memory.dmp

    Filesize

    39.3MB

  • memory/2416-5-0x0000000000400000-0x0000000002B59000-memory.dmp

    Filesize

    39.3MB

  • memory/2416-8-0x0000000002CC0000-0x0000000002CCB000-memory.dmp

    Filesize

    44KB

  • memory/3448-4-0x00000000025F0000-0x0000000002606000-memory.dmp

    Filesize

    88KB

  • memory/3448-18-0x0000000002490000-0x00000000024A6000-memory.dmp

    Filesize

    88KB

  • memory/3936-16-0x0000000002C70000-0x0000000002D70000-memory.dmp

    Filesize

    1024KB

  • memory/3936-17-0x0000000000400000-0x0000000002B59000-memory.dmp

    Filesize

    39.3MB

  • memory/3936-21-0x0000000000400000-0x0000000002B59000-memory.dmp

    Filesize

    39.3MB