Overview

overview

10

Static

static

10

2024-04-15...ry.exe

windows7-x64

10

2024-04-15...ry.exe

windows10-2004-x64

10

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General

  • Target

    2024-04-15_48b2f2ff197d07bc81684a2c9d7931a9_wannacry

  • Size

    1.9MB

  • Sample

    240415-g7h21sge55

  • MD5

    48b2f2ff197d07bc81684a2c9d7931a9

  • SHA1

    251ecba34be36e310eecaa134cb628f0828a434d

  • SHA256

    572530f3c886117ad18383611b16ef706006ba4b8066556796a9fef31b66afee

  • SHA512

    4ee90ddfef8d6ac2b5d3326bd377f686c5993f06625bc934a39fda1aafd6399c97ca5af87c7685ae257ed156cb965747b98d7740fa7d2b9fd09a6105c55d029c

  • SSDEEP

    24576:d9/D6y/1yOeoErA7vMajzGDX9uZTUir0XZQQ3ffTRuNd7Ciq9VII7O:d9bIowAj53aXUZTZeQQwA5

Score
10/10
chaosevasionransomwarespywarestealer

Malware Config

Targets

    • Target

      2024-04-15_48b2f2ff197d07bc81684a2c9d7931a9_wannacry

    • Size

      1.9MB

    • MD5

      48b2f2ff197d07bc81684a2c9d7931a9

    • SHA1

      251ecba34be36e310eecaa134cb628f0828a434d

    • SHA256

      572530f3c886117ad18383611b16ef706006ba4b8066556796a9fef31b66afee

    • SHA512

      4ee90ddfef8d6ac2b5d3326bd377f686c5993f06625bc934a39fda1aafd6399c97ca5af87c7685ae257ed156cb965747b98d7740fa7d2b9fd09a6105c55d029c

    • SSDEEP

      24576:d9/D6y/1yOeoErA7vMajzGDX9uZTUir0XZQQ3ffTRuNd7Ciq9VII7O:d9bIowAj53aXUZTZeQQwA5

    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