General

  • Target

    s.exe

  • Size

    269KB

  • Sample

    220330-p8q31sgcfm

  • MD5

    28c2680f129eac906328f1af39995787

  • SHA1

    6d2c4c44c130c00a9813e88b5856fa7129d71bcf

  • SHA256

    8425ae333ccb3d734a5f33136a2102d5bfde0e96fa438ca9aba8425cc17a1bf4

  • SHA512

    4758a8df8d045bbacca51cfabb1d01cb1570d411f3872c5b2dc983effd30de4f3562bd41419b73f9e6f4146a982c89e3eec8d6f0412f4ad70677909a8d372a2b

Malware Config

Extracted

Family

systembc

C2

31.44.185.6:4001

31.44.185.11:4001

Targets

    • Target

      s.exe

    • Size

      269KB

    • MD5

      28c2680f129eac906328f1af39995787

    • SHA1

      6d2c4c44c130c00a9813e88b5856fa7129d71bcf

    • SHA256

      8425ae333ccb3d734a5f33136a2102d5bfde0e96fa438ca9aba8425cc17a1bf4

    • SHA512

      4758a8df8d045bbacca51cfabb1d01cb1570d411f3872c5b2dc983effd30de4f3562bd41419b73f9e6f4146a982c89e3eec8d6f0412f4ad70677909a8d372a2b

    • 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