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Analysis

  • max time kernel
    137s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/09/2023, 07:24

General

  • Target

    f98a2f7df9c675950ecdf53d1737885c73d8ef9d3646705bc19a5f0d5a8dd497.exe

  • Size

    3.3MB

  • MD5

    19bc60f8f757e56cab0841d451db0a4b

  • SHA1

    63114ceedfc2f7312af05af31f04f2b104770e9d

  • SHA256

    f98a2f7df9c675950ecdf53d1737885c73d8ef9d3646705bc19a5f0d5a8dd497

  • SHA512

    4b30f26afbe1889289f2b9d561908e84b3665c771c1f40d326dc094ba9bbe9b5ef703d5aa712efde6e15b1f87e5ea795737914d8bcb48aed9129c7035268072a

  • SSDEEP

    49152:idmubL3ms2IscTBfo85yXpSkl1oO68CarEkrXAXh7svC2RymrXPT3WyQ2g8QQD1g:U3msJscTBHYpSe1bECAx7s5QEq

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000000

C2

http://45.61.185.16:7654/jquery-3.3.1.min.js

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    45.61.185.16,/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

    7654

  • sc_process32

    %windir%\syswow64\dllhost.exe

  • sc_process64

    %windir%\sysnative\dllhost.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCB4E6CRe01XFtj/ojSsfJvGN53nyVDJEANQ48BDzah0VCgqZYqOviKFQnatR8D6q25F9/kWZXh5Wgx0P/UBDyxAlj4yuFMuVKezZ99K12JN9dNeSZQcssHaXifk+FeIvo250PJiOFQidFzHt39GL1OClFuDQQJ9likZ0OfAy9xXwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • 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

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f98a2f7df9c675950ecdf53d1737885c73d8ef9d3646705bc19a5f0d5a8dd497.exe
    "C:\Users\Admin\AppData\Local\Temp\f98a2f7df9c675950ecdf53d1737885c73d8ef9d3646705bc19a5f0d5a8dd497.exe"
    1⤵
      PID:5068
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
      1⤵
        PID:3904
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k UnistackSvcGroup
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1956

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1956-2-0x0000015578040000-0x0000015578050000-memory.dmp

        Filesize

        64KB

      • memory/1956-18-0x0000015578140000-0x0000015578150000-memory.dmp

        Filesize

        64KB

      • memory/1956-34-0x000001557C480000-0x000001557C481000-memory.dmp

        Filesize

        4KB

      • memory/1956-36-0x000001557C4B0000-0x000001557C4B1000-memory.dmp

        Filesize

        4KB

      • memory/1956-37-0x000001557C4B0000-0x000001557C4B1000-memory.dmp

        Filesize

        4KB

      • memory/1956-38-0x000001557C5C0000-0x000001557C5C1000-memory.dmp

        Filesize

        4KB

      • memory/5068-0-0x000001BDF5440000-0x000001BDF5481000-memory.dmp

        Filesize

        260KB

      • memory/5068-1-0x000001BDF55D0000-0x000001BDF5A42000-memory.dmp

        Filesize

        4.4MB