Overview

overview

10

Static

static

3

798fbcd8b2...02.exe

windows7-x64

10

798fbcd8b2...02.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    30-04-2024 05:19

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General

  • Target

    798fbcd8b2973425ff82d82a44085f02.exe

  • Size

    173KB

  • MD5

    798fbcd8b2973425ff82d82a44085f02

  • SHA1

    56fffbece0e641da47a15c86756066db6d14538b

  • SHA256

    9480a889b8c683f9db1b39f004e186337da6eed7c96c61aff2e2c034525399e1

  • SHA512

    1bac197c7f780a6981cabf4d36af9f2f0a7b2d24c55e8ce73cbf9848138bac52ccdfd4e4706617b81d2ecb564e049dd17f0dcd9abd908b9f526173dedb3779c9

  • SSDEEP

    3072:2fb/7JcYLeguPB876b1wSQSldd5QyP2HG:a+Y6gubuSQSlSy

Score
10/10
smokeloaderpub3backdoortrojan

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.

    trojanbackdoorsmokeloader
  • 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 WriteProcessMemory 4 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\798fbcd8b2973425ff82d82a44085f02.exe
    "C:\Users\Admin\AppData\Local\Temp\798fbcd8b2973425ff82d82a44085f02.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1876
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {C1AF57A3-BA4E-48E1-A9CC-E5A06390E6DA} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2580
    • C:\Users\Admin\AppData\Roaming\vttivgg
      C:\Users\Admin\AppData\Roaming\vttivgg
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:3024

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\vttivgg
    Filesize

    173KB

    MD5

    798fbcd8b2973425ff82d82a44085f02

    SHA1

    56fffbece0e641da47a15c86756066db6d14538b

    SHA256

    9480a889b8c683f9db1b39f004e186337da6eed7c96c61aff2e2c034525399e1

    SHA512

    1bac197c7f780a6981cabf4d36af9f2f0a7b2d24c55e8ce73cbf9848138bac52ccdfd4e4706617b81d2ecb564e049dd17f0dcd9abd908b9f526173dedb3779c9

    Download Submit
  • memory/1088-4-0x0000000002570000-0x0000000002586000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1088-16-0x00000000025A0000-0x00000000025B6000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1876-2-0x00000000003A0000-0x00000000003AB000-memory.dmp
    Filesize

    44KB

    Download
  • memory/1876-1-0x0000000000230000-0x0000000000330000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/1876-3-0x0000000000400000-0x0000000002AE9000-memory.dmp
    Filesize

    38.9MB

    Download
  • memory/1876-5-0x0000000000400000-0x0000000002AE9000-memory.dmp
    Filesize

    38.9MB

    Download
  • memory/3024-14-0x0000000002CB0000-0x0000000002DB0000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/3024-15-0x0000000000400000-0x0000000002AE9000-memory.dmp
    Filesize

    38.9MB

    Download
  • memory/3024-17-0x0000000000400000-0x0000000002AE9000-memory.dmp
    Filesize

    38.9MB

    Download