General

  • Target

    1815652bbc9863f1fbee1e2d177c5227.bin

  • Size

    2.0MB

  • Sample

    240325-bmg2bseh5v

  • MD5

    9e6a3c567560a66a2643533b810677ff

  • SHA1

    ac079dc24055240d65a60f282421bd35bdbaa077

  • SHA256

    b03c46cbe6053143a860345129dac9dad14aa4c5902a5ff44d78fa574f884d03

  • SHA512

    a5ffbde18594a4620e5267cfdf2ddbce5f9019c8a568d04cb221e749b3ed781693d7fd49e6ec6e5013c22c65e2d62560cd318cba24fc0062a10ce14e7632a8c3

  • SSDEEP

    49152:V+fla006Ii6MgaqcWCmtqJ+jF0dt3M44aE3:44DM5qcnkqJYF4t3MH

Malware Config

Extracted

Family

socks5systemz

C2

http://dtjhtso.info/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfd18c3e69d

http://dtjhtso.info/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12eab517aa5c96bd86e9968549865a8bbc896c58e713bc90c91836b5281fc235a925ed3e03d6bd974a95129070b611e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c1ec979338c467

http://ckcivmb.net/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978fe71ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c2e6969332

http://ckcivmb.net/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12eab517aa5c96bd86e9948048815a8bbc896c58e713bc90c91f36b5281fc235a925ed3e5dd6bd974a95129070b611e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee949939c46c9f1f

Targets

    • Target

      a8757a8ee40ba6cb4339d00a2e92c6783779fa6363ec433b28e10612fe8fc14a.exe

    • Size

      2.0MB

    • MD5

      1815652bbc9863f1fbee1e2d177c5227

    • SHA1

      f86eca55fac4a8946071ffb058a5e53035c9d0b3

    • SHA256

      a8757a8ee40ba6cb4339d00a2e92c6783779fa6363ec433b28e10612fe8fc14a

    • SHA512

      0c2cf56cadbfa70d1729065ac045f4c8d2bd48f70cb7eb7e9c0f80b4dec885cf811ec36891b5719e3ec78867f72613b646acd2ef6ebf44095561c6627e5a9a06

    • SSDEEP

      49152:326OR4kwI4U06inapc4sxtPOFwtwLMbb6hMOms36HM:mgen7paxt2FwSwbbAZCM

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Executes dropped EXE

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Enterprise v15

Tasks