General

  • Target

    9f3c538a1118f82d49a993967c520be4c7f14ad994eb17c4d778e5d7f32241a7

  • Size

    421KB

  • Sample

    240130-gfm7nahgb7

  • MD5

    1ff8649e8f8d0652d583b9a648161d3f

  • SHA1

    3441ff983221742ed460f8310e49203b5dc59a15

  • SHA256

    9f3c538a1118f82d49a993967c520be4c7f14ad994eb17c4d778e5d7f32241a7

  • SHA512

    ff67f2584c3646506ad346bac71676e6dd3923e14136e31613cc4bc6a67fe221e4520c034b7ce8c64a4cf2d5ac18e9c083e5e1a630c211cc29ff78d7685a226d

  • SSDEEP

    12288:2w1pOfl/oUzs8vwfzNquSgkE9tSF/aXx:3po/oUNwfpqVrktOc

Malware Config

Targets

    • Target

      9f3c538a1118f82d49a993967c520be4c7f14ad994eb17c4d778e5d7f32241a7

    • Size

      421KB

    • MD5

      1ff8649e8f8d0652d583b9a648161d3f

    • SHA1

      3441ff983221742ed460f8310e49203b5dc59a15

    • SHA256

      9f3c538a1118f82d49a993967c520be4c7f14ad994eb17c4d778e5d7f32241a7

    • SHA512

      ff67f2584c3646506ad346bac71676e6dd3923e14136e31613cc4bc6a67fe221e4520c034b7ce8c64a4cf2d5ac18e9c083e5e1a630c211cc29ff78d7685a226d

    • SSDEEP

      12288:2w1pOfl/oUzs8vwfzNquSgkE9tSF/aXx:3po/oUNwfpqVrktOc

    • Jigsaw Ransomware

      Ransomware family first created in 2016. Named based on wallpaper set after infection in the early versions.

    • Renames multiple (1965) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • 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.

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks