Overview

overview

10

Static

static

10

2024-02-09...ry.exe

windows7-x64

10

2024-02-09...ry.exe

windows10-2004-x64

10

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General

  • Target

    2024-02-09_e6b1e60b0809191d81d1e34f9c5f7d36_destroyer_wannacry

  • Size

    45KB

  • Sample

    240209-fc21zahe88

  • MD5

    e6b1e60b0809191d81d1e34f9c5f7d36

  • SHA1

    18441ea54cc267047200ad99cea3232107353455

  • SHA256

    8cd8555d975f61d90c4d5f03efc2d1dafd63deadcd63e8bb27b5e58d85232195

  • SHA512

    805146c8503e9a336930248b4833b5098f78ea1fac1eb5a32f5e78e70c171e71065e1521607c4457f6bc54203ceb2079169f36ce18a3b2b0ee48e09626bb178d

  • SSDEEP

    768:zn3kInKS5pVgU8qr9iIDOfB6uV2fvfeCIv4IRgW9UcbqJqSwlWAlbsLYeG:73kIhp98qr9iumnMsnRgsbqZ5AmNG

Score
10/10
chaosevasionransomwarespywarestealer

Malware Config

Targets

    • Target

      2024-02-09_e6b1e60b0809191d81d1e34f9c5f7d36_destroyer_wannacry

    • Size

      45KB

    • MD5

      e6b1e60b0809191d81d1e34f9c5f7d36

    • SHA1

      18441ea54cc267047200ad99cea3232107353455

    • SHA256

      8cd8555d975f61d90c4d5f03efc2d1dafd63deadcd63e8bb27b5e58d85232195

    • SHA512

      805146c8503e9a336930248b4833b5098f78ea1fac1eb5a32f5e78e70c171e71065e1521607c4457f6bc54203ceb2079169f36ce18a3b2b0ee48e09626bb178d

    • SSDEEP

      768:zn3kInKS5pVgU8qr9iIDOfB6uV2fvfeCIv4IRgW9UcbqJqSwlWAlbsLYeG:73kIhp98qr9iumnMsnRgsbqZ5AmNG

    Score
    10/10
    chaosevasionransomwarespywarestealer

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Detects command variations typically used by ransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks