Overview

overview

10

Static

static

3

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-03-2024 09:17

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General

  • Target

    file.exe

  • Size

    261KB

  • MD5

    340a95a1d7cbc1298171aebaaa6638a9

  • SHA1

    b1499d545dc7838274f46dba1233fe9fb3f84e2c

  • SHA256

    430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919

  • SHA512

    6fc4d2a5d1832790342a3244f5065688e1bea4136c91b0fe86f65bb4a7a3235b0f6c1fcf94087a09c82a96afabd1d74ef1d84d08b41ed1ab661e3b52ca5e60a3

  • SSDEEP

    3072:ULb4PKxxB5OhFv+YBiLDLljSxMqbWTQk1B3A5hMpCIKxKNK7EdevdTk3:Uqw5evmfluxMp71B3emds8evdT

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
  • 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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4744
  • C:\Users\Admin\AppData\Roaming\cujgdti
    C:\Users\Admin\AppData\Roaming\cujgdti
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:3728

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\cujgdti
    Filesize

    261KB

    MD5

    340a95a1d7cbc1298171aebaaa6638a9

    SHA1

    b1499d545dc7838274f46dba1233fe9fb3f84e2c

    SHA256

    430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919

    SHA512

    6fc4d2a5d1832790342a3244f5065688e1bea4136c91b0fe86f65bb4a7a3235b0f6c1fcf94087a09c82a96afabd1d74ef1d84d08b41ed1ab661e3b52ca5e60a3

    Download Submit
  • memory/3428-4-0x0000000002160000-0x0000000002176000-memory.dmp
    Filesize

    88KB

    Download
  • memory/3428-16-0x0000000002580000-0x0000000002596000-memory.dmp
    Filesize

    88KB

    Download
  • memory/3728-14-0x0000000000E10000-0x0000000000F10000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/3728-15-0x0000000000400000-0x0000000000AEA000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/3728-19-0x0000000000400000-0x0000000000AEA000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/4744-1-0x0000000000D00000-0x0000000000E00000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/4744-2-0x0000000000C90000-0x0000000000C9B000-memory.dmp
    Filesize

    44KB

    Download
  • memory/4744-3-0x0000000000400000-0x0000000000AEA000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/4744-5-0x0000000000400000-0x0000000000AEA000-memory.dmp
    Filesize

    6.9MB

    Download