Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    30-07-2021 15:25

General

  • Target

    2cb4d628278053eba42c82d58fb894c230451ffe70d519ff79c5f1cc76f32fd9.dll

  • Size

    514KB

  • MD5

    2abdfeb9090ff090ae9db0a5559e09c7

  • SHA1

    4925d41d6db6e3f47250be8cdc21bb1548c7261a

  • SHA256

    2cb4d628278053eba42c82d58fb894c230451ffe70d519ff79c5f1cc76f32fd9

  • SHA512

    e11be9b4828d3fbb39bbf7dcf673fb4e5facef5ee6b9e023feb2c75bc6be7cdb52994151074dfb5008123fd533b6b6978af7b0d94231da088cee307a88293ceb

Malware Config

Extracted

Family

cobaltstrike

C2

http://softzbh.com:443/jquery-3.3.2.slim.min.js

Attributes
  • user_agent

    Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Referer: http://code.jquery.com/ Accept-Encoding: gzip, deflate User-Agent: Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Blocklisted process makes network request 8 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2cb4d628278053eba42c82d58fb894c230451ffe70d519ff79c5f1cc76f32fd9.dll,#1
    1⤵
    • Blocklisted process makes network request
    PID:628

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/628-114-0x0000025AA4C20000-0x0000025AA4C21000-memory.dmp

    Filesize

    4KB