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General

  • Target

    NEAS.b743e97b67d7c8a8d8363cd63cd0fee42e5b45c2d5f0633479d0a387dbb5e8b0_JC.exe

  • Size

    287KB

  • Sample

    231008-tyx6ssec3w

  • MD5

    4cd8e260c417673f17f86edd315ff061

  • SHA1

    af5889b3421b09f80a738aa36f627646f6cc2423

  • SHA256

    b743e97b67d7c8a8d8363cd63cd0fee42e5b45c2d5f0633479d0a387dbb5e8b0

  • SHA512

    de2f1795605a12a5950ae6918fae5d831464e9d4d21b58658c47877c7de20cb234dd1c8646ff4d10cdf47ef9e13ecf12341e4ff9d4e1f17fdca9dde2a9374960

  • SSDEEP

    3072:iGcS5tv/qtTBWbgI/Teq+v0fj6meCx9OeqejQ0oVS+/a9:iw5tn6WcuTeqpNF

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      NEAS.b743e97b67d7c8a8d8363cd63cd0fee42e5b45c2d5f0633479d0a387dbb5e8b0_JC.exe

    • Size

      287KB

    • MD5

      4cd8e260c417673f17f86edd315ff061

    • SHA1

      af5889b3421b09f80a738aa36f627646f6cc2423

    • SHA256

      b743e97b67d7c8a8d8363cd63cd0fee42e5b45c2d5f0633479d0a387dbb5e8b0

    • SHA512

      de2f1795605a12a5950ae6918fae5d831464e9d4d21b58658c47877c7de20cb234dd1c8646ff4d10cdf47ef9e13ecf12341e4ff9d4e1f17fdca9dde2a9374960

    • SSDEEP

      3072:iGcS5tv/qtTBWbgI/Teq+v0fj6meCx9OeqejQ0oVS+/a9:iw5tn6WcuTeqpNF

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks