Overview

overview

10

Static

static

btc.exe

windows7_x64

10

btc.exe

windows10_x64

10

Sharing

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General

  • Target

    btc.exe

  • Size

    161KB

  • Sample

    201208-th8clnmzdj

  • MD5

    0555493303b805edc68e153d013e6b30

  • SHA1

    4c5a730e08120aac73369a893239268c56265d97

  • SHA256

    b48d3ae5fa7696774dfdad64078ca260f5121c03fca80fc53c0caf0bf346aeb1

  • SHA512

    4f7cdc3183e6868128d65ce1fb3062a638fd45108a263030654adaa6f2d3054753b4d8d6c40b12a76a988ae546f4604ea5e4e0f30312c6e7d49d9827eb98753e

Score
10/10
cobaltstrikemetasploitbackdoortrojan

Malware Config

Extracted

Family

metasploit

Version

windows/download_exec

C2

http://www.impulse-static.com:443/site/content/jquery-3.3.1.slim.min.js

Extracted

Family

cobaltstrike

C2

http://www.impulse-static.com:443/site/jquery-3.3.1.min.js

http://www.shark-knifes.com:443/site/jquery-3.3.1.min.js
Attributes
  • access_type

    512

  • beacon_type

    2048

  • dns_idle

    3.7054228e+09

  • host

    www.impulse-static.com,/site/jquery-3.3.1.min.js,www.shark-knifes.com,/site/jquery-3.3.1.min.js

  • http_header1

    AAAACgAAAEdBY2NlcHQ6IHRleHQvaHRtbCxhcHBsaWNhdGlvbi94aHRtbCt4bWwsYXBwbGljYXRpb24veG1sO3E9MC45LCovKjtxPTAuOAAAAAoAAAAgUmVmZXJlcjogaHR0cDovL2NvZGUuZ2l0aHViLmNvbS8AAAAKAAAAHkFjY2VwdC1FbmNvZGluZzogZ3ppcCwgZGVmbGF0ZQAAAAcAAAAAAAAADQAAAAIAAAAJX19jZmR1aWQ9AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAAEdBY2NlcHQ6IHRleHQvaHRtbCxhcHBsaWNhdGlvbi94aHRtbCt4bWwsYXBwbGljYXRpb24veG1sO3E9MC45LCovKjtxPTAuOAAAAAoAAAAgUmVmZXJlcjogaHR0cDovL2NvZGUuZ2l0aHViLmNvbS8AAAAKAAAAHkFjY2VwdC1FbmNvZGluZzogZ3ppcCwgZGVmbGF0ZQAAAAcAAAAAAAAADwAAAA0AAAAFAAAACF9fY2ZkdWlkAAAABwAAAAEAAAAPAAAADQAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    5888

  • maxdns

    255

  • polling_time

    10000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCIWFGzNKTst4Ksfub0bQSX5/CUWz/iN8e3Xl47TQNwtX9sqe1eYQ+J+W3Oc5ed0KqxL43LuWKHIn3o9ilVAqQ7zJFDyNWIwqjccImGdt8B7ktOmxuvzmxJvBN3Eg4PhcJQP82MsxB+F5QJuJ8rAxfzwhhewLHOf5vm9fnXH05ERwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4.234810624e+09

  • unknown2

    AAAABAAAAAEAAAXyAAAAAgAAAFQAAAACAAAPWwAAAA0AAAAPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /site/jquery-3.3.2.min.js

  • user_agent

    Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko

Targets

    • Target

      btc.exe

    • Size

      161KB

    • MD5

      0555493303b805edc68e153d013e6b30

    • SHA1

      4c5a730e08120aac73369a893239268c56265d97

    • SHA256

      b48d3ae5fa7696774dfdad64078ca260f5121c03fca80fc53c0caf0bf346aeb1

    • SHA512

      4f7cdc3183e6868128d65ce1fb3062a638fd45108a263030654adaa6f2d3054753b4d8d6c40b12a76a988ae546f4604ea5e4e0f30312c6e7d49d9827eb98753e

    Score
    10/10
    cobaltstrikemetasploitbackdoortrojan

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

      trojanbackdoormetasploit

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks