Overview

overview

10

Static

static

3

JigsawRansomware.exe

windows11-21h2-x64

10

Resubmissions

26-03-2024 00:35

240326-axjggadh31 10

26-03-2024 00:31

240326-at25eadh3s 10

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General

  • Target

    JigsawRansomware.exe

  • Size

    1.5MB

  • Sample

    240326-at25eadh3s

  • MD5

    a19bccc7accdbc624e21773e29915021

  • SHA1

    d5ffa92286ab0dfd5d750948880225f11dc0eba3

  • SHA256

    ea864341641de1637aae67886b4803cb1311a76bc661b12048b9dcb099cb0171

  • SHA512

    d85af739631d4dd960c1bf7bc045f53ad3e31a10d4a41facb8664a89b65c9182ac7205ea9466815099d7dc8cedf372496d050c66f15fc3cc92fbc2803efc6db7

  • SSDEEP

    49152:z70nS4pfVkqgy6r3a+kqXfd+/9A9TVanieKd:z7K5JEyUa+kqXf0FoVW

Score
10/10
jigsawpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      JigsawRansomware.exe

    • Size

      1.5MB

    • MD5

      a19bccc7accdbc624e21773e29915021

    • SHA1

      d5ffa92286ab0dfd5d750948880225f11dc0eba3

    • SHA256

      ea864341641de1637aae67886b4803cb1311a76bc661b12048b9dcb099cb0171

    • SHA512

      d85af739631d4dd960c1bf7bc045f53ad3e31a10d4a41facb8664a89b65c9182ac7205ea9466815099d7dc8cedf372496d050c66f15fc3cc92fbc2803efc6db7

    • SSDEEP

      49152:z70nS4pfVkqgy6r3a+kqXfd+/9A9TVanieKd:z7K5JEyUa+kqXf0FoVW

    Score
    10/10
    jigsawpersistenceransomwarespywarestealer

    • Jigsaw Ransomware

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

      ransomwarejigsaw

    • Renames multiple (1487) files with added filename extension

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

      ransomware

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence
    behavioral1

MITRE ATT&CK Enterprise v15

Tasks