General

  • Target

    c7d33553a845211c891f4ca4699913c57ad86cdc4e579b1f40a5bbb22a78125c

  • Size

    233KB

  • Sample

    220313-xnpy8abfbk

  • MD5

    5fa7abafc2ceb94b26f1e5c39af2cd20

  • SHA1

    1d94718fb275269042cac5edec8f48eba305d253

  • SHA256

    c7d33553a845211c891f4ca4699913c57ad86cdc4e579b1f40a5bbb22a78125c

  • SHA512

    f281b42ac49d3a20e65c96679ebf0d2ad93c4a8a8f12f62c8745276ca5a3a9114afad0117a61c7ba0d78f6c5e83127bcbbb07c671297e3509d52592a17b33a9b

Malware Config

Extracted

Family

systembc

C2

31.44.185.6:4001

31.44.185.11:4001

Targets

    • Target

      c7d33553a845211c891f4ca4699913c57ad86cdc4e579b1f40a5bbb22a78125c

    • Size

      233KB

    • MD5

      5fa7abafc2ceb94b26f1e5c39af2cd20

    • SHA1

      1d94718fb275269042cac5edec8f48eba305d253

    • SHA256

      c7d33553a845211c891f4ca4699913c57ad86cdc4e579b1f40a5bbb22a78125c

    • SHA512

      f281b42ac49d3a20e65c96679ebf0d2ad93c4a8a8f12f62c8745276ca5a3a9114afad0117a61c7ba0d78f6c5e83127bcbbb07c671297e3509d52592a17b33a9b

    • 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