Overview

overview

10

Static

static

3

c9b5650a6e...06.exe

windows7-x64

1

c9b5650a6e...06.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/09/2024, 09:35

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General

  • Target

    c9b5650a6e1d2fa24be400b711efe1a5e501a2b88dcef3492ad5ea8105c47e06.exe

  • Size

    615KB

  • MD5

    60b9f06a6770a08d2b4a441e5daec26b

  • SHA1

    ee049bbad282ec91708090b153907c37352deea5

  • SHA256

    c9b5650a6e1d2fa24be400b711efe1a5e501a2b88dcef3492ad5ea8105c47e06

  • SHA512

    46cb593484e5418c2e4f49b7fc4a7e4e6622f2d30d9aae5255c3a9c6d99e0e07f3e75c832a1096d12be66ff3dcb34a0937d8ab9fde6d3ad7f07aeffebd21fcce

  • SSDEEP

    12288:pq6KPCAXDTOgX9kdQZwfyGyKJsG+uhNce3DBO:pXAT9kdQkbyKJs+dO

Score
10/10
cobaltstrike100000000backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000000

C2

http://127.0.0.1:6443/js/jquery-3.3.1.min.js

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    127.0.0.1,/js/jquery-3.3.1.min.js

  • http_header1

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAcAAAAAAAAAAwAAAAIAAAAKU0VTU0lPTklEPQAAAAYAAAAGQ29va2llAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAcAAAAAAAAAAwAAAAIAAAAJSlNFU1NJT049AAAABgAAAAZDb29raWUAAAAHAAAAAQAAAAMAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    3000

  • port_number

    6443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCfv7GErTrLbAar7TLZv91390uEtpo/rTpBPlU7eEZx1fNABBJiDs7CwLsIXtajWbvaV6EJmL0oab9eSGPZkGEHGwdgw01inIteAHKOBrzsaYNKClb63wt65/a4I5/v/k0J+uunqPZEej56aPfEB/NwTMN5qBXZ4LMZq38Bmbxj2QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.481970944e+09

  • unknown2

    AAAABAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /js/jquery-3.3.2.min.js

  • user_agent

    Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/5.0)

  • watermark

    100000000

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9b5650a6e1d2fa24be400b711efe1a5e501a2b88dcef3492ad5ea8105c47e06.exe
    "C:\Users\Admin\AppData\Local\Temp\c9b5650a6e1d2fa24be400b711efe1a5e501a2b88dcef3492ad5ea8105c47e06.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:880
    • C:\Windows\SYSTEM32\notepad.exe
      notepad.exe
      2⤵
        PID:4144

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/880-2-0x0000018137F80000-0x0000018137FC1000-memory.dmp

      Filesize

      260KB

      Download

    • memory/880-0-0x00007FFCCF310000-0x00007FFCCF505000-memory.dmp

      Filesize

      2.0MB

      Download

    • memory/880-3-0x0000018137FD0000-0x000001813801F000-memory.dmp

      Filesize

      316KB

      Download

    • memory/880-5-0x0000018137FD0000-0x000001813801F000-memory.dmp

      Filesize

      316KB

      Download