Analysis

  • max time kernel
    150s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 06:53

General

  • Target

    2c55e4a21797f201d9af90fb0e116d3d.dll

  • Size

    288KB

  • MD5

    2c55e4a21797f201d9af90fb0e116d3d

  • SHA1

    6342ee315e548955d5d29e60a37525d9b2339ae7

  • SHA256

    431f43dfd6254fb710e3bf37b506b2e81313ba4cefdde251777ca5a04f54d269

  • SHA512

    57dc739726ed2760e21c16d0f22923aa90c24c5f9979f4a2a1fc0f3d5324e9937f037589c16138ca30ec7525d90f458f871e79468382937f8897dd3065170755

  • SSDEEP

    3072:p6QlU5T0+vk+wYDgN3XwmbvV4Ynnbe9rhNifQMpnIjZ9jAPUn4CbwKL0Fo3dgqTj:pXEwZSZeKZVA6BNL0F1h31eMgIfq

Malware Config

Extracted

Family

bazarloader

C2

128.199.54.51

161.35.152.204

161.35.95.166

whitestorm9p.bazar

yellowdownpour81.bazar

Signatures

  • Bazar Loader

    Detected loader normally used to deploy BazarBackdoor malware.

  • Bazar/Team9 Loader payload 4 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2c55e4a21797f201d9af90fb0e116d3d.dll
    1⤵
      PID:1216
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\2c55e4a21797f201d9af90fb0e116d3d.dll,StartW {8561DE1B-0D80-4D4F-9159-EF3753026DAC}
      1⤵
        PID:8

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/8-2-0x000001CC643C0000-0x000001CC6449C000-memory.dmp

        Filesize

        880KB

      • memory/8-3-0x000001CC643C0000-0x000001CC6449C000-memory.dmp

        Filesize

        880KB

      • memory/1216-0-0x0000000002A00000-0x0000000002ADC000-memory.dmp

        Filesize

        880KB

      • memory/1216-1-0x0000000002A00000-0x0000000002ADC000-memory.dmp

        Filesize

        880KB