Analysis

  • max time kernel
    173s
  • max time network
    198s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 03:29

General

  • Target

    0326acfc5189de754bfc75d2d49114cc.dll

  • Size

    429KB

  • MD5

    0326acfc5189de754bfc75d2d49114cc

  • SHA1

    71120c623bffc633ea11eecb36b55ca03ef7f167

  • SHA256

    61043e6e6785a73aa964622059e9914aa1305ae8a3bbbf061201c769e139fefa

  • SHA512

    706c4f4a6d894e1b6ffe90859201a7dddfd8fbbdcd99f2dffb2436b42590fd9a68afd402b5d50441e92607708a76a9dba1a92186619655996e9979e5f282db27

  • SSDEEP

    12288:dCQXHfmzl5O43PLKOWVaLuox94QsbcG0CZgl:lOrO2PLKlVFox94QswTCel

Malware Config

Signatures

  • Bazar Loader

    Detected loader normally used to deploy BazarBackdoor malware.

  • Bazar/Team9 Loader payload 2 IoCs
  • Tries to connect to .bazar domain 2 IoCs

    Attempts to lookup or connect to a .bazar domain, used by BazarBackdoor, Trickbot, and potentially others.

  • Unexpected DNS network traffic destination 2 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0326acfc5189de754bfc75d2d49114cc.dll
    1⤵
      PID:2072

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2072-0-0x0000000002CD0000-0x0000000002D0E000-memory.dmp
      Filesize

      248KB

    • memory/2072-1-0x0000000002CD0000-0x0000000002D0E000-memory.dmp
      Filesize

      248KB