Overview

overview

10

Static

static

da7a3b341c...24.exe

windows7_x64

10

da7a3b341c...24.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    da7a3b341caea242aa95018d0e629b2ddc823763b721aeccdb1c9884d8f9ef24

  • Size

    87KB

  • Sample

    220414-hncassadck

  • MD5

    dbfa6717c7f896d0d19696866e0dba24

  • SHA1

    78426c577a9d521f96010efaa8d1038773e5f853

  • SHA256

    da7a3b341caea242aa95018d0e629b2ddc823763b721aeccdb1c9884d8f9ef24

  • SHA512

    5f4601e79e2b2348dfcd56eac79c85160545d3c279bc1027c14aa533a38f0ecd457575144eb4485fbd5d580c7a2865e9bd6aa12f2df123ab8dff888ca586a249

Score
10/10
systembcsuricatatrojan

Malware Config

Extracted

Family

systembc

C2

advertrex20.xyz:4044

gentexman37.xyz:4044

Targets

    • Target

      da7a3b341caea242aa95018d0e629b2ddc823763b721aeccdb1c9884d8f9ef24

    • Size

      87KB

    • MD5

      dbfa6717c7f896d0d19696866e0dba24

    • SHA1

      78426c577a9d521f96010efaa8d1038773e5f853

    • SHA256

      da7a3b341caea242aa95018d0e629b2ddc823763b721aeccdb1c9884d8f9ef24

    • SHA512

      5f4601e79e2b2348dfcd56eac79c85160545d3c279bc1027c14aa533a38f0ecd457575144eb4485fbd5d580c7a2865e9bd6aa12f2df123ab8dff888ca586a249

    Score
    10/10
    systembcsuricatatrojan

    • SystemBC

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

      trojansystembc

    • suricata: ET MALWARE Observed SystemBC CnC Domain in DNS Query

      suricata: ET MALWARE Observed SystemBC CnC Domain in DNS Query

      suricata

    • 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.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks