Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Analysis

  • max time kernel
    300s
  • max time network
    301s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 00:25

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General

  • Target

    843ad82984513d049fcbf1258c0a2cf71fd519ad98a272e54ea95d42422a24bb.exe

  • Size

    213KB

  • MD5

    29c2d7eec8802f3967aafcd0d16628b1

  • SHA1

    efe099762635d1d6284afb88225029bf89adec5d

  • SHA256

    843ad82984513d049fcbf1258c0a2cf71fd519ad98a272e54ea95d42422a24bb

  • SHA512

    755316646a0fcf8fef69832e33e8c611eb02e9e88e6416f7a19c499acab82f9a0e15d49fa92de70aaa5085f05a591e33456f8df61af5534cdb43c3f652e1502a

  • SSDEEP

    3072:XG6IE/WIaxT8XyWiTmZTb05a+f4IOCX9:N/0oXyWiTQh+fN

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
  • 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.

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 32 IoCs
  • Suspicious use of SendNotifyMessage 25 IoCs
  • Suspicious use of WriteProcessMemory 16 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\843ad82984513d049fcbf1258c0a2cf71fd519ad98a272e54ea95d42422a24bb.exe
    "C:\Users\Admin\AppData\Local\Temp\843ad82984513d049fcbf1258c0a2cf71fd519ad98a272e54ea95d42422a24bb.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1856
  • C:\Windows\system32\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\7713.bat" "
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2516
    • C:\Windows\system32\reg.exe
      reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
      2⤵
        PID:2708
    • C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\86DD.bat" "
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1892
      • C:\Windows\system32\reg.exe
        reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
        2⤵
          PID:2444
      • 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:356
      • C:\Windows\system32\taskeng.exe
        taskeng.exe {E53F2D20-3780-4096-9EDC-A92C1E8F806B} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:Interactive:[1]
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:2340
        • C:\Users\Admin\AppData\Roaming\rggrhcs
          C:\Users\Admin\AppData\Roaming\rggrhcs
          2⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious behavior: MapViewOfSection
          PID:2992

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7713.bat
        Filesize

        77B

        MD5

        55cc761bf3429324e5a0095cab002113

        SHA1

        2cc1ef4542a4e92d4158ab3978425d517fafd16d

        SHA256

        d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a

        SHA512

        33f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155

        Download Submit

      • C:\Users\Admin\AppData\Roaming\rggrhcs
        Filesize

        213KB

        MD5

        29c2d7eec8802f3967aafcd0d16628b1

        SHA1

        efe099762635d1d6284afb88225029bf89adec5d

        SHA256

        843ad82984513d049fcbf1258c0a2cf71fd519ad98a272e54ea95d42422a24bb

        SHA512

        755316646a0fcf8fef69832e33e8c611eb02e9e88e6416f7a19c499acab82f9a0e15d49fa92de70aaa5085f05a591e33456f8df61af5534cdb43c3f652e1502a

        Download Submit

      • memory/356-37-0x0000000002600000-0x0000000002610000-memory.dmp

        Filesize

        64KB

        Download

      • memory/356-41-0x0000000002A90000-0x0000000002AA6000-memory.dmp

        Filesize

        88KB

        Download

      • memory/1068-4-0x0000000002E40000-0x0000000002E56000-memory.dmp

        Filesize

        88KB

        Download

      • memory/1068-32-0x00000000029D0000-0x00000000029D1000-memory.dmp

        Filesize

        4KB

        Download

      • memory/1856-1-0x00000000028C0000-0x00000000029C0000-memory.dmp

        Filesize

        1024KB

        Download

      • memory/1856-3-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

        Download

      • memory/1856-2-0x0000000000220000-0x000000000022B000-memory.dmp

        Filesize

        44KB

        Download

      • memory/1856-8-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

        Download

      • memory/1856-5-0x0000000000400000-0x0000000002722000-memory.dmp

        Filesize

        35.1MB

        Download

      • memory/2992-42-0x0000000000400000-0x0000000002722000-memory.dmp

        Filesize

        35.1MB

        Download