Overview

overview

10

Static

static

5

644bfb76d9...de.exe

windows10-2004-x64

10

644bfb76d9...de.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/11/2026, 07:57

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General

  • Target
    644bfb76d9e7d54486bf5a2922d82c2a466d33178007a0280d8d20065665d0de.exe
  • Size 160KB
  • Sample261106-jtdaqabd26
  • SHA256 644bfb76d9e7d54486bf5a2922d82c2a466d33178007a0280d8d20065665d0de
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
backdoordiscoverycobaltstriketrojanupx

Malware Config

Extracted

Family

  • cobaltstrike

C2

  • http://192.168.1.16:2333/yB6l

Attributes
  • user_agent

    User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; QQDownload 733; .NET CLR 2.0.50727)

Signatures

  • Family: Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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.

    discovery

Processes

  • C:\Users\Admin\AppData\Local\Temp\644bfb76d9e7d54486bf5a2922d82c2a466d33178007a0280d8d20065665d0de.exe
    "C:\Users\Admin\AppData\Local\Temp\644bfb76d9e7d54486bf5a2922d82c2a466d33178007a0280d8d20065665d0de.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    PID:5060

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/5060-0-0x00007FF6A4690000-0x00007FF6A46BC000-memory.dmp
        Download

        memory/5060-1-0x000002AC87850000-0x000002AC87851000-memory.dmp
        Download

        memory/5060-2-0x00007FF6A4690000-0x00007FF6A46BC000-memory.dmp
        Download