Overview

overview

10

Static

static

7

2ff18fb4a4...c9.exe

windows7-x64

10

2ff18fb4a4...c9.exe

windows7-x64

10

2ff18fb4a4...c9.exe

windows10-1703-x64

10

2ff18fb4a4...c9.exe

windows10-2004-x64

10

2ff18fb4a4...c9.exe

windows11-21h2-x64

10

Resubmissions

18-04-2024 11:08

240418-m8wmdsbc27 10

18-04-2024 11:08

240418-m8na1sce4v 10

18-04-2024 11:08

240418-m8mpgsbc24 10

18-04-2024 11:08

240418-m8lgesce31 10

18-04-2024 11:08

240418-m8kvwsbc23 10

18-04-2024 09:41

240418-lnzmwahd29 10

Sharing

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General

  • Target

    2ff18fb4a4d05b7d419a88167d7001bb000eac2f4861bf3849a713b6b701f4c9

  • Size

    209KB

  • Sample

    240418-m8lgesce31

  • MD5

    8e9ddb099e71555326413d9a3a930584

  • SHA1

    96350dae3f42d37341b3da7410aabe5c42384156

  • SHA256

    2ff18fb4a4d05b7d419a88167d7001bb000eac2f4861bf3849a713b6b701f4c9

  • SHA512

    8d34f32ee48e3d399e020ba3ab4eeab9f1fbdb55a4a5b61b120280975990058221c75be001d09b4f804400977bb769e9ba1fdbd68e90f7db97bd78a69001f09c

  • SSDEEP

    6144:YDnLgI91y1UkT57iJz/DpURWPSvHuUiYphu1Ux:cnLh9yn52rpUR5vHuRYpM+x

Score
10/10
systembctrojanupx

Malware Config

Extracted

Family

systembc

C2

yan0212.com:4039

yan0212.net:4039

Targets

    • Target

      2ff18fb4a4d05b7d419a88167d7001bb000eac2f4861bf3849a713b6b701f4c9

    • Size

      209KB

    • MD5

      8e9ddb099e71555326413d9a3a930584

    • SHA1

      96350dae3f42d37341b3da7410aabe5c42384156

    • SHA256

      2ff18fb4a4d05b7d419a88167d7001bb000eac2f4861bf3849a713b6b701f4c9

    • SHA512

      8d34f32ee48e3d399e020ba3ab4eeab9f1fbdb55a4a5b61b120280975990058221c75be001d09b4f804400977bb769e9ba1fdbd68e90f7db97bd78a69001f09c

    • SSDEEP

      6144:YDnLgI91y1UkT57iJz/DpURWPSvHuUiYphu1Ux:cnLh9yn52rpUR5vHuRYpM+x

    Score
    10/10
    systembctrojanupx

    • SystemBC

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

      trojansystembc

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • 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.

    behavioral1behavioral2behavioral3behavioral4behavioral5

MITRE ATT&CK Matrix ATT&CK v13

Tasks