General

  • Target

    another perm.zip

  • Size

    2.0MB

  • Sample

    240822-eg8tms1bnq

  • MD5

    f800cfab119dc26373b28ff055a83dde

  • SHA1

    5fe24dc495e00e06caeb601ac4035562742417f7

  • SHA256

    ef52493ec6f17f9337a0a4d36d3ea63496e751be521659edb93655ff080eba68

  • SHA512

    006fed21b2ea4075b4d8fb5f8ed8a5d4bb98cc00eb44922ce728b97f4a33cbe11b3b0cc4ed73eb0d45e13111f44d56e21de47131945105c23f39660d8d034cb8

  • SSDEEP

    49152:QovDdovDGhmc82MYKDiFmXcYSY/91bQ7V+Y2ClPh6zENK/eUB:QoxoihmaMYqiwsYVjYRuqQB

Malware Config

Targets

    • Target

      another perm.zip

    • Size

      2.0MB

    • MD5

      f800cfab119dc26373b28ff055a83dde

    • SHA1

      5fe24dc495e00e06caeb601ac4035562742417f7

    • SHA256

      ef52493ec6f17f9337a0a4d36d3ea63496e751be521659edb93655ff080eba68

    • SHA512

      006fed21b2ea4075b4d8fb5f8ed8a5d4bb98cc00eb44922ce728b97f4a33cbe11b3b0cc4ed73eb0d45e13111f44d56e21de47131945105c23f39660d8d034cb8

    • SSDEEP

      49152:QovDdovDGhmc82MYKDiFmXcYSY/91bQ7V+Y2ClPh6zENK/eUB:QoxoihmaMYqiwsYVjYRuqQB

    • Cerber

      Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Mark of the Web detected: This indicates that the page was originally saved or cloned.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks