Analysis

  • max time kernel
    300s
  • max time network
    302s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    15-03-2024 00:58

General

  • Target

    13edf447d337a3dbb3ae186d775bc4478130b134f88185120c90ab9d202d9f46.exe

  • Size

    170KB

  • MD5

    0f6ea95b283cbe78863b0cae45bd4768

  • SHA1

    fc3b381d44f96d99c40dd24d5a990e2872280a18

  • SHA256

    13edf447d337a3dbb3ae186d775bc4478130b134f88185120c90ab9d202d9f46

  • SHA512

    7e9b1b7f1b19cf89010e4f73292a4a64b8d6fd7c5dc5bf6f693416e0abb63cae1a2f1244bf7882a6907232431cf41b4c3ad799d451b72c4ece21c0edb3243f2b

  • SSDEEP

    1536:c7FtxeMOhYnw7rIPXlY4fUCj1kSBoi65RYEO+uiBYXu7XyDU1faDDzqbpShl:DMOVrIlYej1kM8O+uieeeQVaDPqdSh

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 AdjustPrivilegeToken 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\13edf447d337a3dbb3ae186d775bc4478130b134f88185120c90ab9d202d9f46.exe
    "C:\Users\Admin\AppData\Local\Temp\13edf447d337a3dbb3ae186d775bc4478130b134f88185120c90ab9d202d9f46.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3140
  • C:\Users\Admin\AppData\Roaming\wtdbwdv
    C:\Users\Admin\AppData\Roaming\wtdbwdv
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    170KB

    MD5

    0f6ea95b283cbe78863b0cae45bd4768

    SHA1

    fc3b381d44f96d99c40dd24d5a990e2872280a18

    SHA256

    13edf447d337a3dbb3ae186d775bc4478130b134f88185120c90ab9d202d9f46

    SHA512

    7e9b1b7f1b19cf89010e4f73292a4a64b8d6fd7c5dc5bf6f693416e0abb63cae1a2f1244bf7882a6907232431cf41b4c3ad799d451b72c4ece21c0edb3243f2b

  • memory/2776-14-0x0000000000500000-0x0000000000600000-memory.dmp

    Filesize

    1024KB

  • memory/2776-15-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/2776-19-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/3140-1-0x0000000000610000-0x0000000000710000-memory.dmp

    Filesize

    1024KB

  • memory/3140-2-0x00000000005C0000-0x00000000005CB000-memory.dmp

    Filesize

    44KB

  • memory/3140-3-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/3140-5-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/3444-4-0x0000000000C50000-0x0000000000C66000-memory.dmp

    Filesize

    88KB

  • memory/3444-16-0x00000000026C0000-0x00000000026D6000-memory.dmp

    Filesize

    88KB