Overview

overview

10

Static

static

3

autoupdate.dll

windows7-x64

10

autoupdate.dll

windows10-2004-x64

10

Resubmissions

09/08/2024, 18:59

240809-xnehgsvanl10

09/08/2024, 18:13

240809-wt8g3stdrp10

Analysis

  • max time kernel
    141s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    09/08/2024, 18:13

Sharing

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General

  • Target
    autoupdate.dll
  • Size 3.0MB
  • Sample240809-wt8g3stdrp
  • SHA256 b57795017364deb0f319fa62c440500882562f6650e651b49058e080cbe8f9a8
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
systembctrojan

Malware Config

Extracted

Family

  • systembc

C2

  • 66.85.173.12:443

  • 23.131.216.131:443

Signatures

  • SystemBC

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

    trojansystembc
  • Blocklisted process makes network request 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\autoupdate.dll,#1
    1⤵
    • Blocklisted process makes network request
    PID:2564
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:2704

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/2564-0-0x000007FEF6730000-0x000007FEF6A3B000-memory.dmp
          Download

          memory/2564-1-0x000007FEF6730000-0x000007FEF68CB000-memory.dmp
          Download

          memory/2564-2-0x000007FEF6730000-0x000007FEF6A3B000-memory.dmp
          Download