Overview

overview

8

Static

static

ef8fda0205...be.exe

windows7-x64

8

ef8fda0205...be.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    145s
  • max time network
    193s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25/11/2022, 18:41

Sharing

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General

  • Target

    ef8fda0205f54db90732e18ddca35276cdb76e5c20027b7d8dc788571efa28be.exe

  • Size

    1.3MB

  • MD5

    d49317b98eaf9319eb0ac6d0c64e0ff6

  • SHA1

    d10bcea90b9333225faa22b9e08a0a0f15127e2d

  • SHA256

    ef8fda0205f54db90732e18ddca35276cdb76e5c20027b7d8dc788571efa28be

  • SHA512

    3b6e2d7c63e39984ff0ddb52d5ce7b50eec9421d1825f4599c3a1e2e3f6abcc9ac4433a53cda5262929a57763c7811f429d91926981d85c92658e0509c6ae653

  • SSDEEP

    24576:ofyYez1jWaWwiLHo9QS3OUhOsFr4isLbZ98D1gp:o6hpWwiLHMfXLha2U

Score
8/10
discoveryevasionpersistencetrojan

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 3 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 39 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef8fda0205f54db90732e18ddca35276cdb76e5c20027b7d8dc788571efa28be.exe
    "C:\Users\Admin\AppData\Local\Temp\ef8fda0205f54db90732e18ddca35276cdb76e5c20027b7d8dc788571efa28be.exe"
    1⤵
    • Registers COM server for autorun
    • Checks whether UAC is enabled
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:1484

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/1484-54-0x0000000074F01000-0x0000000074F03000-memory.dmp

          Filesize

          8KB

          Download

        • memory/1484-55-0x0000000002D10000-0x0000000002E3A000-memory.dmp

          Filesize

          1.2MB

          Download