Overview

overview

10

Static

static

3

00877aba52...AS.exe

windows7-x64

10

00877aba52...AS.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    130s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06-05-2024 19:12

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General

  • Target

    00877aba527b927bf4e713aa69fd97f0_NEAS.exe

  • Size

    326KB

  • MD5

    00877aba527b927bf4e713aa69fd97f0

  • SHA1

    1c5777331dd3ec6e195e01b2d949e74f7a87d8af

  • SHA256

    2ede8f142a56ef2d1fc00edbcc1344cbfb82c340165e664b1da2549b325a0f2d

  • SHA512

    471e6fa4775161fe83065ba2d6aa08312293da623b97297a02e4e9203a9d639bee5db078ae07b16aadfaeef301399ba18f40f55ba07e22f12d2d734391d05774

  • SSDEEP

    6144:tfymhz40SKHBko1HSOVrRheqv46O8b/a:tfjz40S8XHrVrRoNWb/a

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
  • 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 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\00877aba527b927bf4e713aa69fd97f0_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\00877aba527b927bf4e713aa69fd97f0_NEAS.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1784
  • C:\Windows\system32\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\C091.bat" "
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Windows\system32\reg.exe
      reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
      2⤵
        PID:2560
    • C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\D22E.bat" "
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1916
      • C:\Windows\system32\reg.exe
        reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
        2⤵
          PID:2456
      • 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:1228
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x598
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1448

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\C091.bat
        Filesize

        77B

        MD5

        55cc761bf3429324e5a0095cab002113

        SHA1

        2cc1ef4542a4e92d4158ab3978425d517fafd16d

        SHA256

        d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a

        SHA512

        33f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155

        Download Submit

      • memory/1176-4-0x0000000002210000-0x0000000002226000-memory.dmp

        Filesize

        88KB

        Download

      • memory/1176-34-0x00000000021E0000-0x00000000021E1000-memory.dmp

        Filesize

        4KB

        Download

      • memory/1784-2-0x0000000000220000-0x000000000022B000-memory.dmp

        Filesize

        44KB

        Download

      • memory/1784-1-0x0000000001BE0000-0x0000000001CE0000-memory.dmp

        Filesize

        1024KB

        Download

      • memory/1784-3-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

        Download

      • memory/1784-9-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

        Download

      • memory/1784-8-0x0000000000220000-0x000000000022B000-memory.dmp

        Filesize

        44KB

        Download

      • memory/1784-5-0x0000000000400000-0x0000000001A1B000-memory.dmp

        Filesize

        22.1MB

        Download