General

  • Target

    ba520856ae086161d5125754b5d052f1ecdcb71f628691e4d957111f2adc8cfa

  • Size

    232KB

  • Sample

    220313-a6yyhsdhhr

  • MD5

    ac6bf90306045544b1a7ff716e8b8e3c

  • SHA1

    65f56045aae93ab3c0e60d9f57fb8d2ca4e51476

  • SHA256

    ba520856ae086161d5125754b5d052f1ecdcb71f628691e4d957111f2adc8cfa

  • SHA512

    2d19d20e7f7e710cdc749caa89860e12e1fe48c53b3e04d102be6741c0c8de19db3581516c2c6cb192ba72817b6f680c6072dc1d29ea61b22dc8522306e80ba5

Malware Config

Extracted

Family

systembc

C2

31.44.185.6:4001

31.44.185.11:4001

Targets

    • Target

      ba520856ae086161d5125754b5d052f1ecdcb71f628691e4d957111f2adc8cfa

    • Size

      232KB

    • MD5

      ac6bf90306045544b1a7ff716e8b8e3c

    • SHA1

      65f56045aae93ab3c0e60d9f57fb8d2ca4e51476

    • SHA256

      ba520856ae086161d5125754b5d052f1ecdcb71f628691e4d957111f2adc8cfa

    • SHA512

      2d19d20e7f7e710cdc749caa89860e12e1fe48c53b3e04d102be6741c0c8de19db3581516c2c6cb192ba72817b6f680c6072dc1d29ea61b22dc8522306e80ba5

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • suricata: ET MALWARE Win32/SystemBC CnC Checkin

      suricata: ET MALWARE Win32/SystemBC CnC Checkin

    • Downloads MZ/PE file

    • Executes dropped EXE

MITRE ATT&CK Matrix

Tasks