Overview

overview

10

Static

static

3

e171bf131a...45.exe

windows10-2004-x64

10

e171bf131a...45.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    29/05/2026, 07:53

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General

  • Target
    e171bf131a3b813e3d0fa51fd064d8eb9dec357274e32774c77978933baaa145.exe
  • Size 356KB
  • Sample260529-jrf9laft4x
  • SHA256 e171bf131a3b813e3d0fa51fd064d8eb9dec357274e32774c77978933baaa145
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
backdoorcobaltstriketrojan

Malware Config

Extracted

Family

  • cobaltstrike

C2

  • http://webcdns.com:2083/static-directory/lt.mp3

Attributes
  • user_agent

    Host: webcdns.com Connection: close Accept: image/* User-Agent: Mozilla/5.0 (Windows Phone 10.0; Android 6.0.1; Microsoft; RM-1152) AppleWebKit/537.36 (KHTML, like Gecko)

Signatures

  • Family: Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e171bf131a3b813e3d0fa51fd064d8eb9dec357274e32774c77978933baaa145.exe
    "C:\Users\Admin\AppData\Local\Temp\e171bf131a3b813e3d0fa51fd064d8eb9dec357274e32774c77978933baaa145.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:4516

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/4516-0-0x0000021AC3CC0000-0x0000021AC3CC1000-memory.dmp
        Download