General

  • Target

    81d81e9b1c750294409e36f889c848155faaa6f904ce6349447631ddbf6a673b

  • Size

    2.2MB

  • Sample

    240325-eat2xaab5t

  • MD5

    dec6b668873eaa097c4fdddbfb54831e

  • SHA1

    255f658e35010a99dc4ca60b5100ccaddc82be7a

  • SHA256

    81d81e9b1c750294409e36f889c848155faaa6f904ce6349447631ddbf6a673b

  • SHA512

    67625e5d257fed1b0969be296bf88d05732232de968ebef0dea609f83aee795d555efa30f547cb1e89311b882cf468e2b5fc075050e7e303b87d2b6ae188ea7c

  • SSDEEP

    49152:32C6dx6BCLQ2mCWQfQsJPVeDWIaom3w/SdZ0IS8gB+uCD8L:mryEQ2mCxMDFITSsuM8L

Malware Config

Extracted

Family

socks5systemz

C2

http://bxcybuh.com/search/?q=67e28dd86a08a32d155da44d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978f471ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3e7969f3a

http://ddbibqg.info/search/?q=67e28dd83a0ba47b435ca84a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1ee8889b5e4fa9281ae978a071ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe12c3e7969d39

Targets

    • Target

      81d81e9b1c750294409e36f889c848155faaa6f904ce6349447631ddbf6a673b

    • Size

      2.2MB

    • MD5

      dec6b668873eaa097c4fdddbfb54831e

    • SHA1

      255f658e35010a99dc4ca60b5100ccaddc82be7a

    • SHA256

      81d81e9b1c750294409e36f889c848155faaa6f904ce6349447631ddbf6a673b

    • SHA512

      67625e5d257fed1b0969be296bf88d05732232de968ebef0dea609f83aee795d555efa30f547cb1e89311b882cf468e2b5fc075050e7e303b87d2b6ae188ea7c

    • SSDEEP

      49152:32C6dx6BCLQ2mCWQfQsJPVeDWIaom3w/SdZ0IS8gB+uCD8L:mryEQ2mCxMDFITSsuM8L

    • 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