Analysis

  • max time kernel
    134s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    10-09-2023 09:11

General

  • Target

    4.exe

  • Size

    3.6MB

  • MD5

    5f402b45d312bc4f55a64e12cf7ba2c9

  • SHA1

    c78d625621195ea27216c79136b6b09a1896439d

  • SHA256

    c99b88893104c1970f71c6086d2910072c2ed4eb09824a11dde4cf1f8f7aa1df

  • SHA512

    1cdb012dff83624f8efd1b315c4cdd0ea51c2eb67858c930951f49e7758f20886359249b62c18b8b7bd43a4a3d0c76f85f4252059ea48915599c690d68571d5a

  • SSDEEP

    49152:KA+kLL7LdMsste6ESz6cYHmyRtuGlsXbkKuLzsxtPZSbM820S:n30j6rmgtvlkysxRz

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000000

C2

http://service-bbkjcqhv-1307700818.sh.apigw.tencentcs.com:443/en_US/all.js

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    service-bbkjcqhv-1307700818.sh.apigw.tencentcs.com,/en_US/all.js

  • http_header1

    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

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    7680

  • polling_time

    5000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCWYBRCUGvl4lXrbWXhkeLf6EP41z+Q+3ga/YbLo8ce43czRLAnA5pTxbMQJn79lCuz1g3OuyOGrukoqj+pxI6gZMNfLlI57ElYVUQQ+KoHuGuzI2rVFUkgpwHtwmQxY3viCi1SDCBe89QfiM2PU8d7aeK1loQCK4krNiaqPCXhGQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.481970944e+09

  • unknown2

    AAAABAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /Login.php

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.212 Safari/537.36

  • watermark

    100000000

Signatures

Processes

  • C:\Users\Admin\AppData\Local\Temp\4.exe
    "C:\Users\Admin\AppData\Local\Temp\4.exe"
    1⤵
      PID:2392

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2392-0-0x0000000047EE0000-0x0000000047F21000-memory.dmp
      Filesize

      260KB

    • memory/2392-1-0x0000000047FF0000-0x000000004803F000-memory.dmp
      Filesize

      316KB

    • memory/2392-2-0x0000000047FF0000-0x000000004803F000-memory.dmp
      Filesize

      316KB