Analysis

  • max time kernel
    141s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-04-2024 09:42

General

  • Target

    replacePara.exe

  • Size

    1.3MB

  • MD5

    21b2598b657b902c58d23d41348b452a

  • SHA1

    9f51285e55d6de75e75923a200ab7d7559c319f1

  • SHA256

    c401c57365e57f1bc8d84f3e42685792b6fa6f55e91bbfdca1b170b64299efbe

  • SHA512

    49df1ca2197eb80017e2bd26817b9e3d0bb19bdbff3cd5dd222f9dd3b8039e16ac6305e8798062f6f32270696a399dd5946192804a89cb57d9de0715a305a1fb

  • SSDEEP

    24576:US4q/X/x4qMYlDdIicw+/3YxMRfW6dlU3h3VuQ5hMtb1:t+qMYbITEMtb1

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000000

C2

http://156.245.13.36:443/jquery-3.3.1.min.js

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    156.245.13.36,/jquery-3.3.1.min.js

  • http_header1

    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

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    9472

  • polling_time

    45000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\dllhost.exe

  • sc_process64

    %windir%\sysnative\dllhost.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCetKSWzUEhwk0rSdEDdmb6Lu9iyTZACr/ezhMPvRmvsYxaikZsnrVHn7Lov7umMGE0rw//1uCeSWwrEA9xWvpcWlDnavoKodod8fKgxjnUqTGeLViAhdIOG2iWPH1RUbAhuHtnU6M2G/NBfBwnJm9aYoLBk6Q2R4k7F5+hMqz2SwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4.234810624e+09

  • unknown2

    AAAABAAAAAEAAAXyAAAAAgAAAFQAAAACAAAPWwAAAA0AAAAPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /jquery-3.3.2.min.js

  • user_agent

    Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko

  • watermark

    100000000

Signatures

Processes

  • C:\Users\Admin\AppData\Local\Temp\replacePara.exe
    "C:\Users\Admin\AppData\Local\Temp\replacePara.exe"
    1⤵
      PID:2888

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
      Filesize

      68KB

      MD5

      29f65ba8e88c063813cc50a4ea544e93

      SHA1

      05a7040d5c127e68c25d81cc51271ffb8bef3568

      SHA256

      1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

      SHA512

      e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

    • C:\Users\Admin\AppData\Local\Temp\Tar4FEB.tmp
      Filesize

      177KB

      MD5

      435a9ac180383f9fa094131b173a2f7b

      SHA1

      76944ea657a9db94f9a4bef38f88c46ed4166983

      SHA256

      67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

      SHA512

      1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

    • memory/2888-1-0x00000000036B0000-0x00000000036E5000-memory.dmp
      Filesize

      212KB

    • memory/2888-2-0x0000000003A30000-0x0000000003EA2000-memory.dmp
      Filesize

      4.4MB

    • memory/2888-20-0x0000000000400000-0x00000000004D9000-memory.dmp
      Filesize

      868KB

    • memory/2888-22-0x00000000036B0000-0x00000000036E5000-memory.dmp
      Filesize

      212KB