Overview

overview

10

Static

static

a1d22e1aff...a1.exe

windows7_x64

10

a1d22e1aff...a1.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    a1d22e1aff7b55b24228a8da8851a8a0ee40449941123cccc59b50d8c58215a1

  • Size

    190KB

  • Sample

    220512-n52vnsgdbr

  • MD5

    18bf71b4b6017218464aa69ece567f98

  • SHA1

    5eab7974b0636568d2b96cf9eef6b6bacb8adb1b

  • SHA256

    a1d22e1aff7b55b24228a8da8851a8a0ee40449941123cccc59b50d8c58215a1

  • SHA512

    5efff60513e55b0961602b2ecdadd04fb8e524e5e4f5dac34bde6a6504a94c6cc8b326a7b947022a9bfea334b67a32aed6282ea4d698da598bc54cf6635a8f74

Score
10/10
systembcsuricatatrojan

Malware Config

Extracted

Family

systembc

C2

sdadvert197.com:4044

mexstat128.com:4044

Targets

    • Target

      a1d22e1aff7b55b24228a8da8851a8a0ee40449941123cccc59b50d8c58215a1

    • Size

      190KB

    • MD5

      18bf71b4b6017218464aa69ece567f98

    • SHA1

      5eab7974b0636568d2b96cf9eef6b6bacb8adb1b

    • SHA256

      a1d22e1aff7b55b24228a8da8851a8a0ee40449941123cccc59b50d8c58215a1

    • SHA512

      5efff60513e55b0961602b2ecdadd04fb8e524e5e4f5dac34bde6a6504a94c6cc8b326a7b947022a9bfea334b67a32aed6282ea4d698da598bc54cf6635a8f74

    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

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Connection Proxy

1
T1090

Impact

Tasks