General

  • Target

    bb8c0d715e7a6639b8c9e4180d74fec70dd622b1cdcd4fd6282556ec516cac98

  • Size

    272KB

  • Sample

    220327-m1b8sadaeq

  • MD5

    ed77a17f2e9bfbd58e3117c97ea6f457

  • SHA1

    9a509504f551de88d2aa33cff251c4ceda20551d

  • SHA256

    bb8c0d715e7a6639b8c9e4180d74fec70dd622b1cdcd4fd6282556ec516cac98

  • SHA512

    004bf929f3ae9513e9c82041ad1e73ba98409d550b4f17e7abb774fc999633092ed00f9c6fa04aa578f520936034205e702988cd2454c03f6dcc234f4f7ab196

Malware Config

Extracted

Family

systembc

C2

31.44.185.6:4001

31.44.185.11:4001

Targets

    • Target

      bb8c0d715e7a6639b8c9e4180d74fec70dd622b1cdcd4fd6282556ec516cac98

    • Size

      272KB

    • MD5

      ed77a17f2e9bfbd58e3117c97ea6f457

    • SHA1

      9a509504f551de88d2aa33cff251c4ceda20551d

    • SHA256

      bb8c0d715e7a6639b8c9e4180d74fec70dd622b1cdcd4fd6282556ec516cac98

    • SHA512

      004bf929f3ae9513e9c82041ad1e73ba98409d550b4f17e7abb774fc999633092ed00f9c6fa04aa578f520936034205e702988cd2454c03f6dcc234f4f7ab196

    • 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