General

  • Target

    4b3fe40f53343c85fc58f63ffb5afff75deb4ac0a31603a6bbbefcc671609973

  • Size

    423KB

  • Sample

    240929-sjv78asela

  • MD5

    dd6f0ff62c5177b557b9bba2479fe324

  • SHA1

    561e25fb404fc3234cdfd5c01bd9d4958854f40e

  • SHA256

    4b3fe40f53343c85fc58f63ffb5afff75deb4ac0a31603a6bbbefcc671609973

  • SHA512

    f5fd1895bb86489baf3f05a65a5caabe2b539fbcb25d72dbf09311089dd06b219d8c06aefd0aa149d26660432ff64f97bb8675f68d1ffe7712f53ff4784ddf98

  • SSDEEP

    6144:1FCTh+L4i3MCnHthwsLpu/w1PWfpk3uLgaBmqK7nBCCB4wtQn9Zr+SY:PCThwMGHvc8PWfpk3oxBmqKTP4H9tO

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000

C2

http://103.106.0.20:57540/load

Attributes
  • access_type

    512

  • host

    103.106.0.20,/load

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    60000

  • port_number

    57540

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCUFM0UIvEaZ3uhOD5WAFcm4r7sgQiiPLnU6VC6TFGcS9Rk4VMuuusuzAT/FanQibWrBW7Aa0L77+21SqsG4Kzldbp5LPpD6XsklCEkpLBg+gXuXf+3nmIaAu2oCBhw03zF/9nT25tyS/s3cU91/xWdE6qB6rX4nGdPWyKZE9yexQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; BOIE9;ENUS)

  • watermark

    100000

Extracted

Family

cobaltstrike

Botnet

0

Attributes
  • watermark

    0

Targets

    • Target

      4b3fe40f53343c85fc58f63ffb5afff75deb4ac0a31603a6bbbefcc671609973

    • Size

      423KB

    • MD5

      dd6f0ff62c5177b557b9bba2479fe324

    • SHA1

      561e25fb404fc3234cdfd5c01bd9d4958854f40e

    • SHA256

      4b3fe40f53343c85fc58f63ffb5afff75deb4ac0a31603a6bbbefcc671609973

    • SHA512

      f5fd1895bb86489baf3f05a65a5caabe2b539fbcb25d72dbf09311089dd06b219d8c06aefd0aa149d26660432ff64f97bb8675f68d1ffe7712f53ff4784ddf98

    • SSDEEP

      6144:1FCTh+L4i3MCnHthwsLpu/w1PWfpk3uLgaBmqK7nBCCB4wtQn9Zr+SY:PCThwMGHvc8PWfpk3oxBmqKTP4H9tO

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

    • Blocklisted process makes network request

MITRE ATT&CK Matrix

Tasks