Overview

overview

10

Static

static

1

518aecef5b...68.exe

windows7-x64

10

518aecef5b...68.exe

windows10-2004-x64

10

Resubmissions

19/09/2023, 04:11

230919-er9tpagh34 10

19/09/2023, 03:45

230919-ebecvagg26 10

Analysis

  • max time kernel
    60s
  • max time network
    64s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2023, 04:11

Sharing

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General

  • Target

    518aecef5bf06256a9fac8534575ed87360c78e102cd27c55d0635cb98551668.exe

  • Size

    261KB

  • MD5

    a02bd32ecd3b37c281c025342a64c82f

  • SHA1

    3c1e86d948dc5edb0b5d76339cb516bbdf10cfb6

  • SHA256

    518aecef5bf06256a9fac8534575ed87360c78e102cd27c55d0635cb98551668

  • SHA512

    82d030db1ba5cbc617c69cdd801421c3981ab28c13df95d3de5c32d61b186ea39829dd6502067a755da851ad8cd72344bc92b36582b142a89c437de7057042a6

  • SSDEEP

    6144:YJvJm09zORs+z/TMify9DAOnqQHtQhRLfgZ8/:Ypw09CK5NACQhy8/

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 6 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\518aecef5bf06256a9fac8534575ed87360c78e102cd27c55d0635cb98551668.exe
    "C:\Users\Admin\AppData\Local\Temp\518aecef5bf06256a9fac8534575ed87360c78e102cd27c55d0635cb98551668.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4516
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3132-2-0x0000000000AD0000-0x0000000000AE6000-memory.dmp

    Filesize

    88KB

    Download

  • memory/4600-0-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4600-1-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4600-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download