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Overview

overview

10

Static

static

3

7a3ed98aad...fd.exe

windows7-x64

10

7a3ed98aad...fd.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    151s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2023, 21:49

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General

  • Target

    7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe

  • Size

    267KB

  • MD5

    a40f5d4fa7c449ca99ffe9191ef03988

  • SHA1

    1ecb44d3f7b583463785ba03e57c85d6f452f98e

  • SHA256

    7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd

  • SHA512

    c60aa310ee7f5ca87f4b17375da8c18314b26307a131cf0ea0548caabc760b2d30d83c26742f10a1588a92a840365f54cfd5833deb529275de4403cf8be50822

  • SSDEEP

    6144:QqN+ovUltzqjf2ld/OdtHnhGrJCfH+XQ:QD4UHzU8IHhuoi

Score
10/10
smokeloaderup3backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • 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 WriteProcessMemory 7 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\7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe
    "C:\Users\Admin\AppData\Local\Temp\7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1172
    • C:\Users\Admin\AppData\Local\Temp\7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe
      "C:\Users\Admin\AppData\Local\Temp\7a3ed98aad8f0e6cc774200cdc7b35b86bffdb5f5ce23e8750acb0945d3c78fd.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1896

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1172-1-0x00000000007D0000-0x00000000008D0000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/1172-4-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

    Download

  • memory/1260-7-0x00000000029A0000-0x00000000029B6000-memory.dmp

    Filesize

    88KB

    Download

  • memory/1896-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1896-5-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/1896-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/1896-8-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download