Resubmissions

15/04/2024, 11:17

240415-ndzk8sfd4y 10

10/04/2024, 03:11

240410-dp1ybsce57 10

10/04/2024, 03:11

240410-dp1bssfg91 10

10/04/2024, 03:11

240410-dpw95sce56 10

10/04/2024, 03:11

240410-dpwzdafg9y 10

22/12/2023, 01:14

231222-bl52rsddf7 10

General

  • Target

    4307ea6dc3759c609a950c11763ebe3e

  • Size

    209KB

  • Sample

    240410-dp1bssfg91

  • MD5

    4307ea6dc3759c609a950c11763ebe3e

  • SHA1

    dbfe522524e2157b62939e11fba0caea4b5758eb

  • SHA256

    7582fd4ed2e0b92d254962953083d90b3324d41a3a81ff30f146af4b3ae4e442

  • SHA512

    2afc23f09d5369fb036b8f8e831019ba6dd309d49662d9a8e85322bdd9d1c33e349454f2ba86621b01469efe3175ed9d38612691e34d6862f98d469281ca19a9

  • SSDEEP

    6144:YDnLgI91y1UkT57iJz/DpURWPSvHuUiYphu1U6:cnLh9yn52rpUR5vHuRYpM+6

Score
10/10

Malware Config

Extracted

Family

systembc

C2

yan0212.com:4039

yan0212.net:4039

Targets

    • Target

      4307ea6dc3759c609a950c11763ebe3e

    • Size

      209KB

    • MD5

      4307ea6dc3759c609a950c11763ebe3e

    • SHA1

      dbfe522524e2157b62939e11fba0caea4b5758eb

    • SHA256

      7582fd4ed2e0b92d254962953083d90b3324d41a3a81ff30f146af4b3ae4e442

    • SHA512

      2afc23f09d5369fb036b8f8e831019ba6dd309d49662d9a8e85322bdd9d1c33e349454f2ba86621b01469efe3175ed9d38612691e34d6862f98d469281ca19a9

    • SSDEEP

      6144:YDnLgI91y1UkT57iJz/DpURWPSvHuUiYphu1U6:cnLh9yn52rpUR5vHuRYpM+6

    Score
    10/10
    • SystemBC

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

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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