Overview

overview

10

Static

static

3

e13f7cea04...e5.exe

windows7-x64

1

e13f7cea04...e5.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/03/2024, 08:40

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General

  • Target
    e13f7cea04b3dacdca15e10bdee19e52b0f0bee02ed6a32971d92d1089ff49e5.exe
  • Size 3.6MB
  • Sample240327-kkwalsbf4v
  • SHA256 e13f7cea04b3dacdca15e10bdee19e52b0f0bee02ed6a32971d92d1089ff49e5
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
systembcpersistencetrojan

Malware Config

Extracted

Family

  • systembc

C2

  • sunnywinter.cloud:12814

Signatures

  • SystemBC

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

    trojansystembc
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e13f7cea04b3dacdca15e10bdee19e52b0f0bee02ed6a32971d92d1089ff49e5.exe
    "C:\Users\Admin\AppData\Local\Temp\e13f7cea04b3dacdca15e10bdee19e52b0f0bee02ed6a32971d92d1089ff49e5.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetWindowsHookEx
    PID:4472
  • 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 --mojo-platform-channel-handle=4152 --field-trial-handle=2252,i,11231798169170618717,17890004712654885282,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3556

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          memory/4472-0-0x0000000003230000-0x0000000003236000-memory.dmp
          Download