Resubmissions

07-05-2024 12:41

240507-pw76rsgb4w 10

07-05-2024 12:41

240507-pw69gagb4v 10

07-05-2024 12:41

240507-pw13fsag43 10

07-05-2024 12:41

240507-pw13fsgb3y 10

07-05-2024 12:41

240507-pwr5jsgb2x 10

25-04-2024 13:13

240425-qf4zvaba6w 10

General

  • Target

    c04fb7e860702a4c70586b4b15fb2a12a6821bf0a7e4e95dd8759ca1985c7dd6

  • Size

    30KB

  • Sample

    240507-pw76rsgb4w

  • MD5

    8f1bc2c9a71086445255730d272a3408

  • SHA1

    7ab7a0e541850c5729d495097e0d7901771dc8b9

  • SHA256

    c04fb7e860702a4c70586b4b15fb2a12a6821bf0a7e4e95dd8759ca1985c7dd6

  • SHA512

    3dbfe018e29f014da1f6df132add029ce888d45ed5e22579c060a0a7b32f335433825c2bc41b96ebaafa2830a38bc45caaf656f6d4da67aea7698fc96a1bd6f0

  • SSDEEP

    768:4TwkPr8C6fuFdaAna6DCPt34GuYY92rjnPoJlzcamI1:MV8C6fuFdaz6+O1n2rjnPo7

Malware Config

Extracted

Family

systembc

C2

pzlkxadvert475.xyz:4044

pzfdmserv275.xyz:4044

Targets

    • Target

      c04fb7e860702a4c70586b4b15fb2a12a6821bf0a7e4e95dd8759ca1985c7dd6

    • Size

      30KB

    • MD5

      8f1bc2c9a71086445255730d272a3408

    • SHA1

      7ab7a0e541850c5729d495097e0d7901771dc8b9

    • SHA256

      c04fb7e860702a4c70586b4b15fb2a12a6821bf0a7e4e95dd8759ca1985c7dd6

    • SHA512

      3dbfe018e29f014da1f6df132add029ce888d45ed5e22579c060a0a7b32f335433825c2bc41b96ebaafa2830a38bc45caaf656f6d4da67aea7698fc96a1bd6f0

    • SSDEEP

      768:4TwkPr8C6fuFdaAna6DCPt34GuYY92rjnPoJlzcamI1:MV8C6fuFdaz6+O1n2rjnPo7

    • SystemBC

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

    • Contacts a large (840) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Executes dropped EXE

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Uses Tor communications

      Malware can proxy its traffic through Tor for more anonymity.

MITRE ATT&CK Enterprise v15

Tasks