Analysis

  • max time kernel
    103s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250502-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/05/2025, 23:40

General

  • Target

    Sigmanly_ff095e003a2c682f621f38fb626de2634479216803a401a144650b5fb24b9c7c.dll

  • Size

    3.4MB

  • MD5

    4aa7e4b29ba9c9c9a44ed8c096758956

  • SHA1

    253c8ec8609c83bd5e801b9c0bba98342ccabe1d

  • SHA256

    ff095e003a2c682f621f38fb626de2634479216803a401a144650b5fb24b9c7c

  • SHA512

    b7d81efedd2a3284be3d85bdfadf03ce2e2c13b413aaca0e7b5a475ee66c1ce92322c2735a1c7bf834f50f2b1aa3bb951c36ca9d59c8e7a95745aa2300a54da8

  • SSDEEP

    98304:/2FxZcK+W4xOvxSjuQxOYwRp/SfUrOVGMoOC6UeKmAhYhma:Ic4c0x/V3SsrHMoNyw

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_ff095e003a2c682f621f38fb626de2634479216803a401a144650b5fb24b9c7c.dll,#1
    1⤵
    • Blocklisted process makes network request
    PID:812

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/812-0-0x00007FFECC760000-0x00007FFECCC99000-memory.dmp

          Filesize

          5.2MB