Analysis

  • max time kernel
    131s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    19-04-2022 04:06

General

  • Target

    795268d44a8c63129e72dcc0a832bfd20526745c5dc3bfda17eacbd19acc85b8.dll

  • Size

    277KB

  • MD5

    483dba96a462faa4a9023caa518b0ee4

  • SHA1

    cafb62e91fd58cf4b6d3b5a5bcd41cf89165cc32

  • SHA256

    795268d44a8c63129e72dcc0a832bfd20526745c5dc3bfda17eacbd19acc85b8

  • SHA512

    a20ffd1ad4eef318528efdbc54042fc250ac67e5b59540e916ec6abd902cad0673d055223cb54fea2a35a6db5063381720f0325c5adb7a93df3d9f8f9c55e220

Malware Config

Extracted

Family

zloader

Botnet

nut

Campaign

30/10

C2

https://creditoacumuladoicms.com.br/npnegt.php

https://morgadoent.co.za/fp3jsl.php

https://access-one.us/clkgmw.php

https://amazonuniverse.in/dgxcee.php

https://ntandingsundhosmala.tk/wp-smarts.php

Attributes
  • build_id

    188

rc4.plain
rsa_pubkey.plain

Signatures

  • Zloader, Terdot, DELoader, ZeusSphinx

    Zloader is a malware strain that was initially discovered back in August 2015.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\795268d44a8c63129e72dcc0a832bfd20526745c5dc3bfda17eacbd19acc85b8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\795268d44a8c63129e72dcc0a832bfd20526745c5dc3bfda17eacbd19acc85b8.dll,#1
      2⤵
        PID:2508

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2508-131-0x0000000000000000-mapping.dmp
    • memory/2508-132-0x0000000074CC0000-0x0000000074CE6000-memory.dmp
      Filesize

      152KB

    • memory/2508-133-0x0000000074CC0000-0x0000000074D5E000-memory.dmp
      Filesize

      632KB

    • memory/2508-134-0x0000000074CC0000-0x0000000074D5E000-memory.dmp
      Filesize

      632KB