Overview

overview

6

Static

static

VLTKTanthuTN.exe

windows7_x64

6

VLTKTanthuTN.exe

windows10-2004_x64

6

Analysis

  • max time kernel
    157s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    19-05-2022 02:23

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General

  • Target

    VLTKTanthuTN.exe

  • Size

    1.7MB

  • MD5

    72ae1ef77048260282b4e791eede5e3c

  • SHA1

    1cfdba9ef625ddaaf525d033eca45359511a7113

  • SHA256

    431ec8528e6344c0abf90147e86180ba16c3bbeb6ef70786c66c0d4044ef82a2

  • SHA512

    bdb021cedfa95688f5bf3189dbf4cdf438fe2ccf38e2f2281e61b94d07551f70f1f73b10f4f0a57270065cf3a662b13ee82d518522c265947b3dcf40fc351c69

Score
6/10
bootkitpersistence

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VLTKTanthuTN.exe
    "C:\Users\Admin\AppData\Local\Temp\VLTKTanthuTN.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4644

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/4644-130-0x0000000000240000-0x00000000003F4000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4644-131-0x000000000AA20000-0x000000000AFC4000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/4644-132-0x000000000A510000-0x000000000A5A2000-memory.dmp
    Filesize

    584KB

    Download
  • memory/4644-133-0x000000000A6B0000-0x000000000A6BA000-memory.dmp
    Filesize

    40KB

    Download