Overview

overview

7

Static

static

806c515f4a...33.exe

windows7-x64

7

806c515f4a...33.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    112s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2022 20:51

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General

  • Target

    806c515f4a3e71749a0ff5e7c1930431759c41d740cdb9354d7eb0864dccc233.exe

  • Size

    3.7MB

  • MD5

    abb5b4937ebb842dfc14a37f4d91b52e

  • SHA1

    386df1ed17bb93e64b9623c484d26bf55b2c9f14

  • SHA256

    806c515f4a3e71749a0ff5e7c1930431759c41d740cdb9354d7eb0864dccc233

  • SHA512

    0a9dfa1e1fe4dfc12270e5d7b6123550d005929535b873643dd0d686c2008e01e36172226bbea3cbe67f1cf78071c7c979e56d9bd60fc30a7fd1b503916833e6

  • SSDEEP

    49152:I5w4Akgf5hYWvZlD6OAIQZoDZ4ij4ibuaf/7A3G9VDCHIQGqQDR1UxqT:cMkehYWRlD6O5QZoDcif7AXo

Score
7/10
bootkitpersistence

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • 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
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\806c515f4a3e71749a0ff5e7c1930431759c41d740cdb9354d7eb0864dccc233.exe
    "C:\Users\Admin\AppData\Local\Temp\806c515f4a3e71749a0ff5e7c1930431759c41d740cdb9354d7eb0864dccc233.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:5064

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

  • C:\Users\Admin\AppData\Local\Temp\°Ù±¦ÔÆ.dll
    Filesize

    1.3MB

    MD5

    646ce94abda107d132f5087a72b6178b

    SHA1

    099dfa7ab536611029f795d7280866839b68b56f

    SHA256

    cf53ad0871f3f6184af8c1d65998fcdba576101de366c383370ae51bf100b401

    SHA512

    e32d00bf21c4681d759e8a295f55f6a2e8d5ffa033a8cbd5e0ffa826307490110b889aca92b7bee61988a469dbdae82a2a142ae31acab1e389c956970461cc4f

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