Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Analysis

  • max time kernel
    300s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    04-04-2024 22:47

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General

  • Target

    9c05028f93d2ec87ffd428268e822efd87708eca7b6c23693652750459c60a20.exe

  • Size

    279KB

  • MD5

    ef3538774f9949c08aeceef132427bbc

  • SHA1

    1a9b6524bd5fb4845cf37c4afb6da151ca1f1e79

  • SHA256

    9c05028f93d2ec87ffd428268e822efd87708eca7b6c23693652750459c60a20

  • SHA512

    aa323ce1f1762809969c35c9c893bb886d2f721cf3330686cb4666b68a315336900967e2750ba3673416bc355c322b51edf55cbafbd25ed4d08ad1de55a95e93

  • SSDEEP

    3072:nX3ugFUudO1+1UUqeJA8qGcWKSPfm7u1pNl8tUW9hDONFTn1y:nOmUAO1TiFqNWKKfmurs9hDONFT

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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 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\9c05028f93d2ec87ffd428268e822efd87708eca7b6c23693652750459c60a20.exe
    "C:\Users\Admin\AppData\Local\Temp\9c05028f93d2ec87ffd428268e822efd87708eca7b6c23693652750459c60a20.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2076
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {89573129-A02C-41AB-8B7B-ACE2B5EE7FE7} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:852
    • C:\Users\Admin\AppData\Roaming\ueauhjs
      C:\Users\Admin\AppData\Roaming\ueauhjs
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:2240

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\ueauhjs
    Filesize

    279KB

    MD5

    ef3538774f9949c08aeceef132427bbc

    SHA1

    1a9b6524bd5fb4845cf37c4afb6da151ca1f1e79

    SHA256

    9c05028f93d2ec87ffd428268e822efd87708eca7b6c23693652750459c60a20

    SHA512

    aa323ce1f1762809969c35c9c893bb886d2f721cf3330686cb4666b68a315336900967e2750ba3673416bc355c322b51edf55cbafbd25ed4d08ad1de55a95e93

    Download Submit
  • memory/1212-4-0x0000000002E00000-0x0000000002E16000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1212-16-0x0000000002CC0000-0x0000000002CD6000-memory.dmp
    Filesize

    88KB

    Download
  • memory/2076-1-0x0000000000CD0000-0x0000000000DD0000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/2076-2-0x0000000000220000-0x000000000022B000-memory.dmp
    Filesize

    44KB

    Download
  • memory/2076-3-0x0000000000400000-0x0000000000864000-memory.dmp
    Filesize

    4.4MB

    Download
  • memory/2076-5-0x0000000000400000-0x0000000000864000-memory.dmp
    Filesize

    4.4MB

    Download
  • memory/2240-14-0x00000000009D0000-0x0000000000AD0000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/2240-15-0x0000000000400000-0x0000000000864000-memory.dmp
    Filesize

    4.4MB

    Download
  • memory/2240-19-0x0000000000400000-0x0000000000864000-memory.dmp
    Filesize

    4.4MB

    Download