Analysis

  • max time kernel
    151s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 14:42

General

  • Target

    factura pdf.exe

  • Size

    243KB

  • MD5

    c5f937824579c961a694f78c0f5280bc

  • SHA1

    5fabffd85b27dda194a5266dbe57f0bf44169d67

  • SHA256

    504a1971a4ad0a3006f67df485b92ef5f0bef5510adf777e24de9437c28cab48

  • SHA512

    2434c91fc5ef5ef6b87f7d428cf4cb4a5523e19853c8bd10ce1ada177f81cd95e994fd721e8a9e1ffe88b2d0c3c465e008ef77822f298db9b4c62cd31e3f77b3

  • SSDEEP

    6144:vC2z7pfF4Lzr29ayY3bViuFGyrlrQvqi3w7gB9jZW8MkinjKhy:r7pfF4Lzy0HBiubrlrQSi3Us9jc5jt

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\factura pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\factura pdf.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    PID:2696

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsb3DA7.tmp\System.dll

    Filesize

    11KB

    MD5

    2ae993a2ffec0c137eb51c8832691bcb

    SHA1

    98e0b37b7c14890f8a599f35678af5e9435906e1

    SHA256

    681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59

    SHA512

    2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9

  • memory/2696-133-0x0000000003260000-0x000000000333B000-memory.dmp

    Filesize

    876KB

  • memory/2696-134-0x0000000003260000-0x000000000333B000-memory.dmp

    Filesize

    876KB