General

  • Target

    a797ee7b5ff864e25ac75518b20ec9bc14ca068d99d946bb819da0fca8dceaa1

  • Size

    3.2MB

  • Sample

    240718-hlctjsxfjl

  • MD5

    4b271108cf1a78fdd252b896e35c4a06

  • SHA1

    404b0e06d1ca38715b55e507de6f03415d6b12dc

  • SHA256

    a797ee7b5ff864e25ac75518b20ec9bc14ca068d99d946bb819da0fca8dceaa1

  • SHA512

    ea93e65e2acc9e7a4bb47806be20c0fac3a6e5a59822e66d4a2406ed5f1ae4217251f65a5c0826893f8d5a061b314bf32686c7fd296cf4abe16261b584f6a799

  • SSDEEP

    49152:vZynNy/ZlUjB1d4tnGotTlXf5sSBkK5yOc4nhVLfMV9UOrBO3iKAXCtm7GZZ:vWgm1utG45v5sSBkOlRfMV9RrkyKV

Malware Config

Extracted

Family

cobaltstrike

C2

http://www.163microsoft.com:443/XXXXXX

Attributes
  • user_agent

    User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; InfoPath.3; .NET4.0C; .NET4.0E; SE 2.X MetaSr 1.0)

Extracted

Family

cobaltstrike

Botnet

100000000

C2

http://www.163microsoft.com:443/_/scs/mail-static/_/js/

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    www.163microsoft.com,/_/scs/mail-static/_/js/

  • http_header1

    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

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    3840

  • polling_time

    10000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCXdJ0bN7pw/WUPq/VcUYVEsc5gtcnKQHF7cEuOVYpWvFp2bkQXqg2nJ10aDn2C5NdJUTM4pa9XaE6O1cYeyYnWgLf+d/qez/7trZ+JRi5jo14VmhdiCqFKeY4UM1Y9mrCfnMTSKmZnpv9OqXz/neXzflfD0O9rpxqE7eFF5tco/wIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /mail/u/0/

  • user_agent

    Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; InfoPath.3; .NET4.0C; .NET4.0E) QQBrowser/6.9.11079.201

  • watermark

    100000000

Targets

    • Target

      a797ee7b5ff864e25ac75518b20ec9bc14ca068d99d946bb819da0fca8dceaa1

    • Size

      3.2MB

    • MD5

      4b271108cf1a78fdd252b896e35c4a06

    • SHA1

      404b0e06d1ca38715b55e507de6f03415d6b12dc

    • SHA256

      a797ee7b5ff864e25ac75518b20ec9bc14ca068d99d946bb819da0fca8dceaa1

    • SHA512

      ea93e65e2acc9e7a4bb47806be20c0fac3a6e5a59822e66d4a2406ed5f1ae4217251f65a5c0826893f8d5a061b314bf32686c7fd296cf4abe16261b584f6a799

    • SSDEEP

      49152:vZynNy/ZlUjB1d4tnGotTlXf5sSBkK5yOc4nhVLfMV9UOrBO3iKAXCtm7GZZ:vWgm1utG45v5sSBkOlRfMV9RrkyKV

MITRE ATT&CK Matrix

Tasks