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General

  • Target

    76f12c85d802ea5496ccd2f7e0f2e99d3cf752bd06ed7243cab13007ad805e96

  • Size

    2.5MB

  • Sample

    240305-np576adf9z

  • MD5

    acf8cee2cf1b99505237c4324ff36a85

  • SHA1

    cfef453c783d64fd31aa5a3b9cdab2e5ae18c16e

  • SHA256

    76f12c85d802ea5496ccd2f7e0f2e99d3cf752bd06ed7243cab13007ad805e96

  • SHA512

    9500235e3ebe520869888f208e9f45fd083b243b225c6d89d5f040295d2144c7144cff57098fdd7a0233cb643013f683a1ef738f3b88c6257d96b5f9219b3496

  • SSDEEP

    24576:Rfg6hsz+NPVHq18u1gdQvHspJrsIVba/mwY1RYKMA0Vc8WME4BhYzFzd/za5ZueU:Lh++NPtqzsg5Zul

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000000

C2

http://172.30.91.182:8888/jquery-3.3.1.min.js

Attributes
  • access_type

    512

  • host

    172.30.91.182,/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

    8888

  • sc_process32

    %windir%\syswow64\dllhost.exe

  • sc_process64

    %windir%\sysnative\dllhost.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC1yVurDGQdVK28qgvmFUYIRxtu2+x80FPRued9AntWyvUWiIW0TYMmk5UWYVorhNTy4dvTzAxy8VXNsJVNe5J/Q4YKKPMFdMfFltsNOr0wbGGFwIfkHZF3v71LbPpn8OJLCmqmSTenQ579zUjJoJ1vuWeUyPxBWH0RXd6sLD8ZbQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • 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

Targets

    • Target

      76f12c85d802ea5496ccd2f7e0f2e99d3cf752bd06ed7243cab13007ad805e96

    • Size

      2.5MB

    • MD5

      acf8cee2cf1b99505237c4324ff36a85

    • SHA1

      cfef453c783d64fd31aa5a3b9cdab2e5ae18c16e

    • SHA256

      76f12c85d802ea5496ccd2f7e0f2e99d3cf752bd06ed7243cab13007ad805e96

    • SHA512

      9500235e3ebe520869888f208e9f45fd083b243b225c6d89d5f040295d2144c7144cff57098fdd7a0233cb643013f683a1ef738f3b88c6257d96b5f9219b3496

    • SSDEEP

      24576:Rfg6hsz+NPVHq18u1gdQvHspJrsIVba/mwY1RYKMA0Vc8WME4BhYzFzd/za5ZueU:Lh++NPtqzsg5Zul

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks