Analysis

  • max time kernel
    143s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2023, 04:08

General

  • Target
    52f7a51c10ed1af473b8e49753b1a776.dll
  • Size 338KB
  • Sample231226-eqgrhsdae7
  • SHA256 2bc93ff34de7019410fb251d7dcfeb731795e8375402eca5a526dbe1ffbb6f04
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Bazar Loader

    Detected loader normally used to deploy BazarBackdoor malware.

  • Bazar/Team9 Loader payload 2 IoCs
  • Blocklisted process makes network request 10 IoCs
  • Tries to connect to .bazar domain 3 IoCs

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

  • Unexpected DNS network traffic destination 3 IoCs

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\52f7a51c10ed1af473b8e49753b1a776.dll,#1
    1⤵
    • Blocklisted process makes network request
    PID:3888

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/3888-0-0x00000234A9DF0000-0x00000234A9FEA000-memory.dmp

        memory/3888-1-0x00000234A9DF0000-0x00000234A9FEA000-memory.dmp