Resubmissions

15/04/2024, 11:24

240415-nhn1asfe2w 10

10/04/2024, 03:17

240410-dth83sce74 10

10/04/2024, 03:17

240410-dtbh8sce69 10

10/04/2024, 03:17

240410-dtaxpsfh4v 10

10/04/2024, 03:17

240410-dtaa6sfh4t 10

19/12/2023, 17:59

231219-wkzhtabga4 10

General

  • Target

    7094b9e15f54e0a9619fe6073988ee5c

  • Size

    209KB

  • Sample

    240410-dtaxpsfh4v

  • MD5

    7094b9e15f54e0a9619fe6073988ee5c

  • SHA1

    5cdc7829d5acedb7f1344ff541a2f962f27f5b01

  • SHA256

    cb92d12ebe8e036b9ebd71dcc80f9187c13bd78ad7d6f4076159c053c4cab16f

  • SHA512

    d5b2d1550f9aa60f4d468150f12d57e37b4090e22277f90ed44962995da4815cc6089e0ee2d1af187bf4b51925cab7631a6e87086621c431ea594c82fa578e83

  • SSDEEP

    6144:YDnLgI91y1UkT57iJz/DpURWPSvHuUiYphu1UF:cnLh9yn52rpUR5vHuRYpM+F

Score
10/10

Malware Config

Extracted

Family

systembc

C2

yan0212.com:4039

yan0212.net:4039

Targets

    • Target

      7094b9e15f54e0a9619fe6073988ee5c

    • Size

      209KB

    • MD5

      7094b9e15f54e0a9619fe6073988ee5c

    • SHA1

      5cdc7829d5acedb7f1344ff541a2f962f27f5b01

    • SHA256

      cb92d12ebe8e036b9ebd71dcc80f9187c13bd78ad7d6f4076159c053c4cab16f

    • SHA512

      d5b2d1550f9aa60f4d468150f12d57e37b4090e22277f90ed44962995da4815cc6089e0ee2d1af187bf4b51925cab7631a6e87086621c431ea594c82fa578e83

    • SSDEEP

      6144:YDnLgI91y1UkT57iJz/DpURWPSvHuUiYphu1UF:cnLh9yn52rpUR5vHuRYpM+F

    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.

    • Target

      out.upx

    • Size

      1.0MB

    • MD5

      86b56f37e12c0361800c2dc4a00efaad

    • SHA1

      5a4521d1334b352cfb0abc9ea4c16dba3a683139

    • SHA256

      f55cb3610af39d030231dc72beb53bdfa9f6fe26ff62c72e9af92059ad4b947e

    • SHA512

      e67b7cc98a0fdbcbfa6fc1ece56f8ed25f8bb920e76d1f6bd1e997823220b19ada56a6a99e2e0b60c3ea43053ad4bec9f11b59a8c1cfebae7470a5eff8850a7d

    • SSDEEP

      6144:D9mI/A/bpCQqR5yqL5gbqD8T/ruTEu1U7C711:D9ro/4QqLmqDC/rup+6P

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks