Analysis

  • max time kernel
    91s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 14:40

General

  • Target

    008s06523610054680b6011375030062022.pdf.exe

  • Size

    574KB

  • MD5

    4ee5255998226b831376e7b4eb562a48

  • SHA1

    84dbc5bc06aa88d931d795c262c959e76e8c2920

  • SHA256

    12937c11d2e57fd765506ce887b29efedc923a273464d83524334e061d78224c

  • SHA512

    6a18610c5d864e1e9466a66d26aa46c20b79daf795d53e8f802336455e6ee245a01846e07d783106543f1184f0b6b17bdc19304fa5bd041b225d518bcad31bba

  • SSDEEP

    12288:GbEpK8dtZaX/SWOZIwX2lYIA2rMd+5H6g2+:GbE08PaUmLDMdBg/

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\008s06523610054680b6011375030062022.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\008s06523610054680b6011375030062022.pdf.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    PID:4996

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsmC077.tmp\System.dll
    Filesize

    12KB

    MD5

    cff85c549d536f651d4fb8387f1976f2

    SHA1

    d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    SHA256

    8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    SHA512

    531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

  • memory/4996-133-0x00000000029E0000-0x0000000002ABB000-memory.dmp
    Filesize

    876KB

  • memory/4996-134-0x00000000029E0000-0x0000000002ABB000-memory.dmp
    Filesize

    876KB