Analysis

  • max time kernel
    150s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2022, 08:47

General

  • Target
    SecuriteInfo.com.Variant.Midie.117965.26830.20233.exe
  • Size 140KB
  • Sample221109-kpvvmsfcd3
  • SHA256 2ad9af4d99a267b9999bf64ae074415083055d48381a60556d38265c2a167c49
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects Smokeloader packer 4 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Uses the VBS compiler for execution 1 TTPs
  • 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: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Midie.117965.26830.20233.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Midie.117965.26830.20233.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1784
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1952

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1784-60-0x0000000000120000-0x0000000000146000-memory.dmp

        memory/1952-54-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/1952-56-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/1952-61-0x00000000753C1000-0x00000000753C3000-memory.dmp

        memory/1952-62-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/1952-63-0x0000000000400000-0x0000000000409000-memory.dmp