Overview

overview

10

Static

static

7ceafadb91...42.dll

windows7_x64

10

7ceafadb91...42.dll

windows10_x64

10

Sharing

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General

  • Target

    7ceafadb914fdfeae699b907e8fdacaaf039052a57cca3468621d813a974d942

  • Size

    290KB

  • Sample

    210428-sdagtpnk7e

  • MD5

    f662e9769bf36f0f0e1df779af1cdbe4

  • SHA1

    993df9cfefb218e087845655a8315d6e2842da07

  • SHA256

    7ceafadb914fdfeae699b907e8fdacaaf039052a57cca3468621d813a974d942

  • SHA512

    4e8207cc974339af13547936fb7b17ba423f4f3f0794891c649729acca6b899c9e35f6aae767c9736f3ebaed458ab729357bfbf163d05a06d48dc4f80fef26b1

Score
10/10
cobaltstrike1580103814backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

C2

http://berrn.net:443/Fiy5

Attributes
  • user_agent

    User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:84.0) Gecko/20100101 Firefox/84.0

Extracted

Family

cobaltstrike

Botnet

1580103814

C2

http://berrn.net:443/userid=

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    berrn.net,/userid=

  • http_header1

    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

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    60000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnCZHWnYFqYB/6gJdkc4MPDTtBJ20nkEAd3tsY4tPKs8MV4yIjJb5CtlrbKHjzP1oD/1AQsj6EKlEMFIKtakLx5+VybrMYE+dDdkDteHmVX0AeFyw001FyQVlt1B+OSNPRscKI5sh1L/ZdwnrMy6S6nNbQ5N5hls6k2kgNO5nQ7QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.481970944e+09

  • unknown2

    AAAABAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /update.php

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:84.0) Gecko/20100101 Firefox/84.0

  • watermark

    1580103814

Targets

    • Target

      7ceafadb914fdfeae699b907e8fdacaaf039052a57cca3468621d813a974d942

    • Size

      290KB

    • MD5

      f662e9769bf36f0f0e1df779af1cdbe4

    • SHA1

      993df9cfefb218e087845655a8315d6e2842da07

    • SHA256

      7ceafadb914fdfeae699b907e8fdacaaf039052a57cca3468621d813a974d942

    • SHA512

      4e8207cc974339af13547936fb7b17ba423f4f3f0794891c649729acca6b899c9e35f6aae767c9736f3ebaed458ab729357bfbf163d05a06d48dc4f80fef26b1

    Score
    10/10
    cobaltstrike1580103814backdoortrojan

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • Blocklisted process makes network request

    behavioral1behavioral2

MITRE ATT&CK Matrix

Tasks