Overview

overview

10

Static

static

3

edea39a5b1...18.exe

windows7-x64

10

edea39a5b1...18.exe

windows10-2004-x64

10

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General

  • Target

    edea39a5b150be6dc29ef7ff79bcfd25_JaffaCakes118

  • Size

    1.1MB

  • Sample

    240920-s66mgavclr

  • MD5

    edea39a5b150be6dc29ef7ff79bcfd25

  • SHA1

    aa834a9a0a541570002a352648ecbd589c932e32

  • SHA256

    3d5487770f26b527ba0b42f6a913e518dd4a34727d578d6908167b1bd8ab835e

  • SHA512

    81ee0b1e9d3669c9391f9ebb76bd878bca5e559e4e8f7772f2eb9208b05abf3036c288e108b3f462b9d24ff8b8741724aa4a678ee5ce4a96efdf25315866f0f2

  • SSDEEP

    24576:KEtl9mRda1b7SGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0NuJX:BEs1yZ

Score
10/10
discoverypersistenceransomware

Malware Config

Targets

    • Target

      edea39a5b150be6dc29ef7ff79bcfd25_JaffaCakes118

    • Size

      1.1MB

    • MD5

      edea39a5b150be6dc29ef7ff79bcfd25

    • SHA1

      aa834a9a0a541570002a352648ecbd589c932e32

    • SHA256

      3d5487770f26b527ba0b42f6a913e518dd4a34727d578d6908167b1bd8ab835e

    • SHA512

      81ee0b1e9d3669c9391f9ebb76bd878bca5e559e4e8f7772f2eb9208b05abf3036c288e108b3f462b9d24ff8b8741724aa4a678ee5ce4a96efdf25315866f0f2

    • SSDEEP

      24576:KEtl9mRda1b7SGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0NuJX:BEs1yZ

    Score
    10/10
    discoverypersistenceransomware

    • Modifies WinLogon for persistence

      persistence

    • Renames multiple (91) files with added filename extension

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

      ransomware

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks