Analysis

  • max time kernel
    150s
  • max time network
    111s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    17/11/2020, 12:13

General

  • Target
    8351f8d6706e5fd316edb6ac296df3b6.exe
  • Size 160KB
  • Sample201117-4kh1fedydx
  • SHA256 40e7d0c9f2e846c55ab450848c817c58c1423ec2f9af57595fc8a829af63fa63
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://vot552.com/upload/

  • http://offce221.com/upload/

  • http://lavanda.best/upload/

  • http://kinolive.best/upload/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 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 2578 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8351f8d6706e5fd316edb6ac296df3b6.exe
    "C:\Users\Admin\AppData\Local\Temp\8351f8d6706e5fd316edb6ac296df3b6.exe"
    1⤵
    • Loads dropped DLL
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4708

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2852-3-0x0000000000680000-0x0000000000696000-memory.dmp

        memory/4708-0-0x0000000003176000-0x0000000003177000-memory.dmp

        memory/4708-1-0x0000000004E60000-0x0000000004E61000-memory.dmp