Overview

overview

10

Static

static

3

4f367a5854...36.exe

windows7-x64

10

4f367a5854...36.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    131s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 01:04

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General

  • Target

    4f367a58544f96f8d0dd19d323acf0db1437d2cd8ef96324a37ea7be20cabf36.exe

  • Size

    234KB

  • MD5

    a25ac46e5bea920465d1838177782e5b

  • SHA1

    7abf711cac6ff5f35fc0b3f435d6ec5d9b0a0298

  • SHA256

    4f367a58544f96f8d0dd19d323acf0db1437d2cd8ef96324a37ea7be20cabf36

  • SHA512

    a469acbfc356df68532eaf869ee0e56c7ad8323faf4a5c63d01bacb6514232eb0f4defb389cc893e8fe4b31fe1b672d7e5c026711b7590030ae87b433e6f93a4

  • SSDEEP

    3072:IMyOsyYDXRL9QTYtSH+E5l675WmXVxS0VRqmVq+h56cphuoqL54ee6UWGG80yWJx:KpLRLa0t0q60Nqmhuoq2eehRGZpJT

Score
10/10
smokeloaderpub1backdoorpersistencetrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of FindShellTrayWindow 29 IoCs
  • Suspicious use of SendNotifyMessage 19 IoCs
  • Suspicious use of WriteProcessMemory 12 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\4f367a58544f96f8d0dd19d323acf0db1437d2cd8ef96324a37ea7be20cabf36.exe
    "C:\Users\Admin\AppData\Local\Temp\4f367a58544f96f8d0dd19d323acf0db1437d2cd8ef96324a37ea7be20cabf36.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1540
  • C:\Windows\system32\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\C581.bat" "
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1556
    • C:\Windows\system32\reg.exe
      reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
      2⤵
        PID:2440
    • C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\D5B7.bat" "
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Windows\system32\reg.exe
        reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
        2⤵
          PID:2400
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:944
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x5b0
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2344

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Initial Access

      Execution

      Persistence

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Defense Evasion

      Modify Registry

      1
      T1112

      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\Local\Temp\C581.bat
        Filesize

        77B

        MD5

        55cc761bf3429324e5a0095cab002113

        SHA1

        2cc1ef4542a4e92d4158ab3978425d517fafd16d

        SHA256

        d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a

        SHA512

        33f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155

        Download Submit
      • memory/1244-4-0x0000000002B40000-0x0000000002B56000-memory.dmp
        Filesize

        88KB

        Download
      • memory/1244-32-0x0000000002650000-0x0000000002651000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1540-1-0x0000000002E30000-0x0000000002F30000-memory.dmp
        Filesize

        1024KB

        Download
      • memory/1540-3-0x0000000000400000-0x000000000040B000-memory.dmp
        Filesize

        44KB

        Download
      • memory/1540-2-0x0000000000220000-0x000000000022B000-memory.dmp
        Filesize

        44KB

        Download
      • memory/1540-8-0x0000000000400000-0x000000000040B000-memory.dmp
        Filesize

        44KB

        Download
      • memory/1540-5-0x0000000000400000-0x0000000002C9A000-memory.dmp
        Filesize

        40.6MB

        Download