Analysis

  • max time kernel
    99s
  • max time network
    102s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250508-en
  • resource tags

    arch:x64arch:x86image:win11-20250508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    16/05/2025, 23:18

General

  • Target

    Sigmanly_2369bd280fe47d796e83ec2ff2fe6ca1503fb0bb5dc11c87aada9b182044c52d.dll

  • Size

    3.5MB

  • MD5

    9872f989cd453187ec12ffd4744be0db

  • SHA1

    388ac3aa97f2d75af095cb6b3e3bea39ca2f0798

  • SHA256

    2369bd280fe47d796e83ec2ff2fe6ca1503fb0bb5dc11c87aada9b182044c52d

  • SHA512

    febb2b085cad00bfb79106ee8062298e37b175b6bfc33bfbde774d5fbf82aedc9b0f5addf2f1ad9d1d5509cb422cc13f1f29d622722f58098b7e3057a4a2090c

  • SSDEEP

    98304:/nQyuNYyGQEn8c2JTNV7ziZ+tsrwWlTg1ij342dFbF:vQfWQEp2VNQMeVg1O3

Score
10/10

Malware Config

Extracted

Family

systembc

C2

5.42.65.67:4298

localhost.exchange:4298

Signatures

  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

  • Systembc family
  • Blocklisted process makes network request 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Sigmanly_2369bd280fe47d796e83ec2ff2fe6ca1503fb0bb5dc11c87aada9b182044c52d.dll,#1
    1⤵
    • Blocklisted process makes network request
    PID:3408

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3408-0-0x00007FFC3E3C0000-0x00007FFC3E94F000-memory.dmp

          Filesize

          5.6MB