Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 01:14

General

  • Target
    2026-11-05_4d4a6cf020c789015f7a670501d61a44_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
  • Size 4.5MB
  • Sample261107-bl3xeadf66
  • SHA256 dfb0e668652fac49f86fe68ccdfd69810eebb3900361a671285c03c5d1280364
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • vshell

C2
  • 43.255.157.92

Attributes
  • port

    443

  • salt

    asdf123adf

  • type

    tcp

  • vkey

    asdf123adf

Signatures

  • Family: VShell

    VShell is a cross-platform Go-based RAT and C2 framework targeting Windows and Linux.

  • Detects VSHELL Backdoor 1 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 1 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-05_4d4a6cf020c789015f7a670501d61a44_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-05_4d4a6cf020c789015f7a670501d61a44_cobalt-strike_dosia_luca-stealer_quasar-rat.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3288

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3288-0-0x0000000067700000-0x0000000067ED4000-memory.dmp

        memory/3288-10-0x0000000000EA0000-0x000000000137E000-memory.dmp

        memory/3288-22-0x0000000000EA0000-0x000000000137E000-memory.dmp