General

  • Target

    Update.zip

  • Size

    115.1MB

  • Sample

    241216-rdatnaskf1

  • MD5

    6a35b9a19636bbb99934c51115048e81

  • SHA1

    4f82ef2e275f677b05d6fe63bc68ce76beb6dac9

  • SHA256

    b08b16fefd49c0780b9d875455ebd57d69e4c38a9bc0fd3d22fddf1decd8613e

  • SHA512

    b513b80e2c6449aa6e9c7c5036e6499407152ce6818ce309fe875b674e380812632da0649601dd74be9df7a28da119c9bf55051b3343627572a14e2a47428b9c

  • SSDEEP

    3145728:iEZRDJf7jLrjWKrpbT9XmdBCohjY/J2JCiC2ZKbKIsFfsfgSwj:iEZRhWKrZx+hjSJF2s25NsIS2

Malware Config

Extracted

Family

meduza

C2

45.130.145.152

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    Santa

  • extensions

    .txt;.doc;.docx;.pdf;.xls;.xlsx;.log;.db;.sqlite

  • grabber_max_size

    4.194304e+06

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      Last_Update.zip

    • Size

      115.1MB

    • MD5

      b77f2704c0b2d688d8d261ba9529ebe4

    • SHA1

      da100b659aa3c02468ff48a1417e168e4fc5513f

    • SHA256

      83cb8837a462f00a5d0e8327ff13c70eaa1f500d16dadacbdad79c7f21691c01

    • SHA512

      d78154c6e09e789c98c1a29ff55aafbbc49f6baf77b5a1f220b48cf85f5603e1175d0c9f6ceb00598b7d49bd896b0202521e80f1349a3cdea2abd9375f26941d

    • SSDEEP

      3145728:PEZRDJf7jLrjWKrpbT9XmdBCohjY/J2JCiC2ZKbKIsFfsfgSw6:PEZRhWKrZx+hjSJF2s25NsISN

    • Meduza

      Meduza is a crypto wallet and info stealer written in C++.

    • Meduza Stealer payload

    • Meduza family

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks