General

  • Target

    2024-05-25_501b50cf7fc2b61646f84b8e1b8043bd_cobalt-strike_cobaltstrike

  • Size

    5.2MB

  • Sample

    240525-hcelsahe4t

  • MD5

    501b50cf7fc2b61646f84b8e1b8043bd

  • SHA1

    f27b8b334083dc107edb5c933f9dccfd574cab9b

  • SHA256

    aca6a66f6dffec58ffe0a461748f881a6761581d8d4acf2826b0deabed2119a5

  • SHA512

    807a9f6cfa22aa11d6688830a58b12a4e3663e8b236844dc6122e98278426a165b2a76a5ea0cef0dd5ba14d1b7cfdb6e2a987566a875d6ae9cefb92f4c0defd9

  • SSDEEP

    49152:ROdWCCi7/ras56uL3pgrCEdMKPFotsgEBr6GjvzW+UBA3Gd7po52xWKQY2v2V6lx:RWWBibf56utgpPFotBER/mQ32lUt

Malware Config

Extracted

Family

cobaltstrike

Botnet

0

C2

http://ns7.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

http://ns8.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

http://ns9.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

Attributes
  • access_type

    512

  • beacon_type

    256

  • create_remote_thread

    768

  • crypto_scheme

    256

  • host

    ns7.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns8.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns9.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http_header1

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAUSG9zdDogd3d3LmFtYXpvbi5jb20AAAAHAAAAAAAAAAMAAAACAAAADnNlc3Npb24tdG9rZW49AAAAAgAAAAxza2luPW5vc2tpbjsAAAABAAAALGNzbS1oaXQ9cy0yNEtVMTFCQjgyUlpTWUdKM0JES3wxNDE5ODk5MDEyOTk2AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAWQ29udGVudC1UeXBlOiB0ZXh0L3htbAAAAAoAAAAgWC1SZXF1ZXN0ZWQtV2l0aDogWE1MSHR0cFJlcXVlc3QAAAAKAAAAFEhvc3Q6IHd3dy5hbWF6b24uY29tAAAACQAAAApzej0xNjB4NjAwAAAACQAAABFvZT1vZT1JU08tODg1OS0xOwAAAAcAAAAAAAAABQAAAAJzbgAAAAkAAAAGcz0zNzE3AAAACQAAACJkY19yZWY9aHR0cCUzQSUyRiUyRnd3dy5hbWF6b24uY29tAAAABwAAAAEAAAADAAAABAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • maxdns

    255

  • pipe_name

    \\%s\pipe\msagent_%x

  • polling_time

    5000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDI579oVVII0cYncGonU6vTWyFhqmq8w5QwvI8qsoWeV68Ngy+MjNPX2crcSVVWKQ3j09FII28KTmoE1XFVjEXF3WytRSlDe1OKfOAHX3XYkS9LcUAy0eRl2h4a73hrg1ir/rpisNT6hHtYaK3tmH8DgW/n1XfTfbWk1MZ7cXQHWQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /N4215/adj/amzn.us.sr.aps

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko

  • watermark

    0

Targets

    • Target

      2024-05-25_501b50cf7fc2b61646f84b8e1b8043bd_cobalt-strike_cobaltstrike

    • Size

      5.2MB

    • MD5

      501b50cf7fc2b61646f84b8e1b8043bd

    • SHA1

      f27b8b334083dc107edb5c933f9dccfd574cab9b

    • SHA256

      aca6a66f6dffec58ffe0a461748f881a6761581d8d4acf2826b0deabed2119a5

    • SHA512

      807a9f6cfa22aa11d6688830a58b12a4e3663e8b236844dc6122e98278426a165b2a76a5ea0cef0dd5ba14d1b7cfdb6e2a987566a875d6ae9cefb92f4c0defd9

    • SSDEEP

      49152:ROdWCCi7/ras56uL3pgrCEdMKPFotsgEBr6GjvzW+UBA3Gd7po52xWKQY2v2V6lx:RWWBibf56utgpPFotBER/mQ32lUt

    • Cobalt Strike reflective loader

      Detects the reflective loader used by Cobalt Strike.

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Detects Reflective DLL injection artifacts

    • UPX dump on OEP (original entry point)

    • XMRig Miner payload

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Matrix

Tasks