Overview

overview

10

Static

static

10

cc5bb638cb...f1.exe

windows7-x64

10

cc5bb638cb...f1.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    133s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-06-2024 15:34

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General

  • Target

    cc5bb638cb34cbd386a906b7708eb62e05e3fc991a20bd060e1d84f722d29ff1.exe

  • Size

    16KB

  • MD5

    c661a77c31f83c413a96b5537ad31989

  • SHA1

    8a5a47e39a9efa9dc4de447d2ae4cd5e375e3557

  • SHA256

    cc5bb638cb34cbd386a906b7708eb62e05e3fc991a20bd060e1d84f722d29ff1

  • SHA512

    b86e45d36d8566b51f932f660ee9c3d79cea1a2eb34a9f7da7b2ccc5e50c74f319e8005e43d719c5722ec148ddddf1351a7f9edc430888e572b3884d1610b1aa

  • SSDEEP

    384:rC+AHNZw/WnlrobdglGbLMoy+yG+yir1dV:r0gklrydgQP1yO67V

Score
10/10
systembctrojan

Malware Config

Extracted

Family

systembc

C2

clwtumberaero.cyou:4001

185.43.220.45:4001

Signatures

  • SystemBC

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

    trojansystembc
  • Executes dropped EXE 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cc5bb638cb34cbd386a906b7708eb62e05e3fc991a20bd060e1d84f722d29ff1.exe
    "C:\Users\Admin\AppData\Local\Temp\cc5bb638cb34cbd386a906b7708eb62e05e3fc991a20bd060e1d84f722d29ff1.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1092
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4200,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=4120 /prefetch:8
    1⤵
      PID:3720
    • C:\ProgramData\bfiimpp\tiiuhgs.exe
      C:\ProgramData\bfiimpp\tiiuhgs.exe start2
      1⤵
      • Executes dropped EXE
      PID:2612
    • C:\ProgramData\bfiimpp\tiiuhgs.exe
      C:\ProgramData\bfiimpp\tiiuhgs.exe start2
      1⤵
      • Executes dropped EXE
      PID:3996

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\ProgramData\bfiimpp\tiiuhgs.exe
      Filesize

      16KB

      MD5

      c661a77c31f83c413a96b5537ad31989

      SHA1

      8a5a47e39a9efa9dc4de447d2ae4cd5e375e3557

      SHA256

      cc5bb638cb34cbd386a906b7708eb62e05e3fc991a20bd060e1d84f722d29ff1

      SHA512

      b86e45d36d8566b51f932f660ee9c3d79cea1a2eb34a9f7da7b2ccc5e50c74f319e8005e43d719c5722ec148ddddf1351a7f9edc430888e572b3884d1610b1aa

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