General

  • Target

    3b90a9c9300b3aa7f65fabbe9898a85f4e1972b558c686174acd7368f61a1f66

  • Size

    642KB

  • Sample

    231029-3v6s7shg8z

  • MD5

    f592ab6d3542f991fbda57b1bd4024f5

  • SHA1

    2562c766a4d6442a75ca488a9c8653a4dc4d93b6

  • SHA256

    3b90a9c9300b3aa7f65fabbe9898a85f4e1972b558c686174acd7368f61a1f66

  • SHA512

    fea247b4a3f46412610aaf123ac82b4d9a90eba1d1baab0bf88d5bc22b35c8dd1dcdc2cbc499ff802250ec456a683d5264685af42a5d7340af8efef900dc49b5

  • SSDEEP

    12288:JHQ4R78rGcukgmWRjAeQJqtoCldl4Dol9:1HhZcw95jOCloDg9

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      3b90a9c9300b3aa7f65fabbe9898a85f4e1972b558c686174acd7368f61a1f66

    • Size

      642KB

    • MD5

      f592ab6d3542f991fbda57b1bd4024f5

    • SHA1

      2562c766a4d6442a75ca488a9c8653a4dc4d93b6

    • SHA256

      3b90a9c9300b3aa7f65fabbe9898a85f4e1972b558c686174acd7368f61a1f66

    • SHA512

      fea247b4a3f46412610aaf123ac82b4d9a90eba1d1baab0bf88d5bc22b35c8dd1dcdc2cbc499ff802250ec456a683d5264685af42a5d7340af8efef900dc49b5

    • SSDEEP

      12288:JHQ4R78rGcukgmWRjAeQJqtoCldl4Dol9:1HhZcw95jOCloDg9

    • Stealc

      Stealc is an infostealer written in C++.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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