Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Analysis

  • max time kernel
    283s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06-05-2024 22:32

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General

  • Target

    3500071769305b1d5753ccbdcb16bcd2ab047ae7994741e4628f68feb939e9b7.exe

  • Size

    272KB

  • MD5

    a9c28724b16c3bb3af2fdb5aa9be277c

  • SHA1

    bef9c7b857d0bc6c0d90204765704ca411a60e6d

  • SHA256

    3500071769305b1d5753ccbdcb16bcd2ab047ae7994741e4628f68feb939e9b7

  • SHA512

    6966dd9ae3c17c83db07ffaf69d035a89d82a315dd92d7465192e0fc14c7e750b1fb2163c662a926b103e516fffdb345112353f054cad079aab96a1b17a4bc3f

  • SSDEEP

    6144:Dw7X5rSoVVk3NqPNPhZ0Q4KROPnEJRYiyP:D0xSoVyNqPNIXGRe

Score
10/10
smokeloaderbackdoorpersistencetrojan

Malware Config

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
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 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 28 IoCs
  • Suspicious use of SendNotifyMessage 22 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\3500071769305b1d5753ccbdcb16bcd2ab047ae7994741e4628f68feb939e9b7.exe
    "C:\Users\Admin\AppData\Local\Temp\3500071769305b1d5753ccbdcb16bcd2ab047ae7994741e4628f68feb939e9b7.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2068
  • C:\Windows\system32\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\79A3.bat" "
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2732
    • C:\Windows\system32\reg.exe
      reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
      2⤵
        PID:2736
    • C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\BBE1.bat" "
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2460
      • C:\Windows\system32\reg.exe
        reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
        2⤵
          PID:2504
      • 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:2128
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0xc4
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:612

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\79A3.bat
        Filesize

        77B

        MD5

        55cc761bf3429324e5a0095cab002113

        SHA1

        2cc1ef4542a4e92d4158ab3978425d517fafd16d

        SHA256

        d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a

        SHA512

        33f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155

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      • memory/1212-3-0x0000000002580000-0x0000000002596000-memory.dmp

        Filesize

        88KB

        Download

      • memory/1212-30-0x0000000002550000-0x0000000002551000-memory.dmp

        Filesize

        4KB

        Download

      • memory/2068-1-0x0000000000400000-0x0000000001A0F000-memory.dmp

        Filesize

        22.1MB

        Download

      • memory/2068-2-0x0000000000400000-0x0000000001A0F000-memory.dmp

        Filesize

        22.1MB

        Download

      • memory/2068-7-0x0000000000400000-0x0000000001A0F000-memory.dmp

        Filesize

        22.1MB

        Download