General

  • Target

    08fc98ff08fe889ef2be12ecc56e16aac795a4874b9c1c37b1b7d0d8fb207f8b

  • Size

    3.7MB

  • Sample

    240410-rk5ydadg8y

  • MD5

    6b5899041652efc13c1990b074cd7fc9

  • SHA1

    ec1902e8b3008c363632f0a91aeebd67f3d2501a

  • SHA256

    08fc98ff08fe889ef2be12ecc56e16aac795a4874b9c1c37b1b7d0d8fb207f8b

  • SHA512

    cc0b882e45fe8f21295712e0345fd14c3f77414cfe821c3ea8cc3a8e3486753a7fca991c2a54dba6915ad853b15ac832e7ff0c732eaea8daf0d7aad5be3d11e7

  • SSDEEP

    98304:CuzzeZnWkxTw2d2OrnxfErBoXNw0RLPV9:dzYnP1rxEAzPV9

Malware Config

Extracted

Family

socks5systemz

C2

http://aitvzei.ru/search/?q=67e28dd86f5af1211209a81b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978f071ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd16c5e7939e38

http://aitvzei.ru/search/?q=67e28dd86f5af1211209a81b7c27d78406abdd88be4b12eab517aa5c96bd86e890844f835a8bbc896c58e713bc90c91d36b5281fc235a925ed3e53d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee979d3ec5699215

http://budiuoa.com/search/?q=67e28dd83f08f2204807f9497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4be8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffd16c5e7939d3f

Targets

    • Target

      08fc98ff08fe889ef2be12ecc56e16aac795a4874b9c1c37b1b7d0d8fb207f8b

    • Size

      3.7MB

    • MD5

      6b5899041652efc13c1990b074cd7fc9

    • SHA1

      ec1902e8b3008c363632f0a91aeebd67f3d2501a

    • SHA256

      08fc98ff08fe889ef2be12ecc56e16aac795a4874b9c1c37b1b7d0d8fb207f8b

    • SHA512

      cc0b882e45fe8f21295712e0345fd14c3f77414cfe821c3ea8cc3a8e3486753a7fca991c2a54dba6915ad853b15ac832e7ff0c732eaea8daf0d7aad5be3d11e7

    • SSDEEP

      98304:CuzzeZnWkxTw2d2OrnxfErBoXNw0RLPV9:dzYnP1rxEAzPV9

    • 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