Overview

overview

7

Static

static

5a9dda2ea9...6b.exe

windows7-x64

7

5a9dda2ea9...6b.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    51s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 20:47

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General

  • Target

    5a9dda2ea930007a627c4387b91deafee5a7fc6965a010f2157a619b75c28f6b.exe

  • Size

    3.7MB

  • MD5

    ac0f14b58fe81827c67608c5f3585386

  • SHA1

    c354663c7bb6ed1236dc82d4d8810e050f9e84a6

  • SHA256

    5a9dda2ea930007a627c4387b91deafee5a7fc6965a010f2157a619b75c28f6b

  • SHA512

    1b54cacbf87e6e3ec8bc7ae88f570f0f12ad8a033e599b66a40cbe889a11bf86d1d4193b9a6ec0f5ea2cf4c99f51281b95125fe1f6ff3b2bccada3dae17dbee3

  • SSDEEP

    49152:aayks+/oFSGLqQ/eHAIQZtDZ4ij4ibuaf/7A3G9VDCHIQG/QZgPOq7:4S/oF/LqQ/eH5QZtDcif7AXO

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\5a9dda2ea930007a627c4387b91deafee5a7fc6965a010f2157a619b75c28f6b.exe
    "C:\Users\Admin\AppData\Local\Temp\5a9dda2ea930007a627c4387b91deafee5a7fc6965a010f2157a619b75c28f6b.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:1948

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

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

    1.3MB

    MD5

    646ce94abda107d132f5087a72b6178b

    SHA1

    099dfa7ab536611029f795d7280866839b68b56f

    SHA256

    cf53ad0871f3f6184af8c1d65998fcdba576101de366c383370ae51bf100b401

    SHA512

    e32d00bf21c4681d759e8a295f55f6a2e8d5ffa033a8cbd5e0ffa826307490110b889aca92b7bee61988a469dbdae82a2a142ae31acab1e389c956970461cc4f

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  • memory/1948-54-0x0000000075DA1000-0x0000000075DA3000-memory.dmp
    Filesize

    8KB

    Download