Resubmissions

21-09-2024 20:11

240921-yyasqa1cnc 10

21-09-2024 11:23

240921-nhfc6azbpe 10

General

  • Target

    Emerald X.zip

  • Size

    2.9MB

  • Sample

    240921-nhfc6azbpe

  • MD5

    6d5e6bb315019834ad58da276fb2b4ee

  • SHA1

    c3dfebcf3caf961c745a070c58a78dd5c30bd368

  • SHA256

    6b3fb6fce70e0a6cbe4dec6627f76ff70414048360f03c7d72099fbd059591ed

  • SHA512

    6619981ecb97ec806c3a0c57cab618f17f214a0e96c26ff7f31f26362ba7facf0667e874269d51ee38e2705c0eaed4cbb0eacf8ea92aae150271f635f2ccf213

  • SSDEEP

    49152:Gf+JRr8UFdx5nmGAlo1S6OxurnJtB1Xgaon+3BzWVoZ0AEk:G2bdx5nmc7OcnJhXge3BzWiZ0Ab

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1282641542556811284/XhP2lBGmy2WSxK1y0l23RHuQqEin2SHIJODdzqGhEFoaXh5jRVDNcIXTEi8GEfBNxtlo

Targets

    • Target

      Emerald X.zip

    • Size

      2.9MB

    • MD5

      6d5e6bb315019834ad58da276fb2b4ee

    • SHA1

      c3dfebcf3caf961c745a070c58a78dd5c30bd368

    • SHA256

      6b3fb6fce70e0a6cbe4dec6627f76ff70414048360f03c7d72099fbd059591ed

    • SHA512

      6619981ecb97ec806c3a0c57cab618f17f214a0e96c26ff7f31f26362ba7facf0667e874269d51ee38e2705c0eaed4cbb0eacf8ea92aae150271f635f2ccf213

    • SSDEEP

      49152:Gf+JRr8UFdx5nmGAlo1S6OxurnJtB1Xgaon+3BzWVoZ0AEk:G2bdx5nmc7OcnJhXge3BzWiZ0Ab

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

MITRE ATT&CK Enterprise v15

Tasks