General

  • Target

    9066728701.zip

  • Size

    8.0MB

  • Sample

    230208-n23b2aaa8w

  • MD5

    21bdb53f7d535eec8a1e162cd7f9139d

  • SHA1

    ba46eaf7ef383411c7a58414599ba0c8c78f2733

  • SHA256

    7fec96b393175e0d05708e9af6b1cd1f1b47d81368e64555fb730ddb3c51927b

  • SHA512

    b7a5981b57df343a0438c032f73172b1ced9a0a496f18868764ac3f3c03a0923595a723a35de863c51fef1e85342ed229e97c4f610f373353e852f6ece096ee1

  • SSDEEP

    196608:u5POTfgfamEKfiZzuDhjU7XG9K5ANMsANurDT8vWJAX:u5POjgCmXfiZzuNiG9tMsANu78P

Score
10/10

Malware Config

Extracted

Family

colibri

Version

1.2.0

Botnet

bot

C2

http://oraycdn.com/gate.php

rc4.plain

Targets

    • Target

      06af62965ce16e6f497c93feb98e9a0e63f7f05853c519ca84de943182da371e

    • Size

      8.2MB

    • MD5

      3945a1aabe76ee6d60ccf79f24ca5487

    • SHA1

      f524ed975bc76b1f8c1aee43b2a82c766778b3ee

    • SHA256

      06af62965ce16e6f497c93feb98e9a0e63f7f05853c519ca84de943182da371e

    • SHA512

      1f7cfde412bda3096bab0696b7b9de709b25d25b741e67140eb68a55b8e821a745f957a9e08aaefd1aa48ffd9bd1e395a615123607f67d0ac3f62c929776794a

    • SSDEEP

      196608:YBz5EaignhjIfak4XMaiz8qL1HZiC1GnQmf4y:G5fhAanXMt8WRZp17q

    Score
    10/10
    • Colibri Loader

      A loader sold as MaaS first seen in August 2021.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks