Overview

overview

10

Static

static

3

main.exe

windows7-x64

10

main.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    main.exe

  • Size

    940KB

  • Sample

    240309-qkvlzagf65

  • MD5

    46fd7f28430af4b4e161f4b456ca86b9

  • SHA1

    dd7a049d06cfc1c03285525ebcd02ec959abeeac

  • SHA256

    f8b829ccbf2f0e36c5175727004d6ceee0d5c1e2490b215bfbed9bf4178908ed

  • SHA512

    2b257393e012fe116c7e5f1995436c5f5eccd827864a2e4e9b68b41c5e9308513ceebc3ba4326fbb493672378e9fda2fe31d0853b001b5f4728cba33249a967d

  • SSDEEP

    12288:COYE7tiHpcc+Qpqrk7YRRDFhaLpKzHRxWSdPFuPukXN79mDmPp+qBfP:tYyt2pcc/pqrksRg1XN79mAn

Score
10/10
cobaltstrike0305419896backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

305419896

C2

http://www.mxilws.buzz:8443/jquery-3.3.1.min.js

Attributes
  • access_type

    512

  • beacon_type

    2048

  • dns_idle

    1.908702538e+09

  • host

    www.mxilws.buzz,/jquery-3.3.1.min.js

  • http_header1

    AAAACgAAAEdBY2NlcHQ6IHRleHQvaHRtbCxhcHBsaWNhdGlvbi94aHRtbCt4bWwsYXBwbGljYXRpb24veG1sO3E9MC45LCovKjtxPTAuOAAAABAAAAARSG9zdDogbXhpbHdzLmJ1enoAAAAKAAAAHFJlZmVyZXI6IGh0dHA6Ly9teGlsd3MuYnV6ei8AAAAKAAAAHkFjY2VwdC1FbmNvZGluZzogZ3ppcCwgZGVmbGF0ZQAAAAcAAAAAAAAADQAAAAIAAAAJX19jZmR1aWQ9AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAAEdBY2NlcHQ6IHRleHQvaHRtbCxhcHBsaWNhdGlvbi94aHRtbCt4bWwsYXBwbGljYXRpb24veG1sO3E9MC45LCovKjtxPTAuOAAAABAAAAARSG9zdDogbXhpbHdzLmJ1enoAAAAKAAAAHFJlZmVyZXI6IGh0dHA6Ly9teGlsd3MuYnV6ei8AAAAKAAAAHkFjY2VwdC1FbmNvZGluZzogZ3ppcCwgZGVmbGF0ZQAAAAcAAAAAAAAADwAAAA0AAAAFAAAACF9fY2ZkdWlkAAAABwAAAAEAAAAPAAAADQAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    9472

  • maxdns

    255

  • polling_time

    45000

  • port_number

    8443

  • sc_process32

    %windir%\syswow64\dllhost.exe

  • sc_process64

    %windir%\sysnative\dllhost.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQD0VVBj84W/pQum7jRaDfr2I9gE/rAw8wb8b///OF8E9vrsnXyi99Bt5rkG0df54bbQi5ld4HGlfRM6iI3TnduC0EV0eA7qXay8fYWNcOrK5m+fVMrdjkL4khvVf7QeFxPCUyklfWONcoMGZZ4ty06LKpow07gV3KZ7yMVdoY5tHQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • 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

    305419896

Extracted

Family

cobaltstrike

Botnet

0

Attributes
  • watermark

    0

Targets

    • Target

      main.exe

    • Size

      940KB

    • MD5

      46fd7f28430af4b4e161f4b456ca86b9

    • SHA1

      dd7a049d06cfc1c03285525ebcd02ec959abeeac

    • SHA256

      f8b829ccbf2f0e36c5175727004d6ceee0d5c1e2490b215bfbed9bf4178908ed

    • SHA512

      2b257393e012fe116c7e5f1995436c5f5eccd827864a2e4e9b68b41c5e9308513ceebc3ba4326fbb493672378e9fda2fe31d0853b001b5f4728cba33249a967d

    • SSDEEP

      12288:COYE7tiHpcc+Qpqrk7YRRDFhaLpKzHRxWSdPFuPukXN79mDmPp+qBfP:tYyt2pcc/pqrksRg1XN79mAn

    Score
    10/10
    cobaltstrike305419896backdoortrojan0

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Tasks