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Overview

overview

10

Static

static

7

2ef7ab99a6...18.exe

windows7-x64

10

2ef7ab99a6...18.exe

windows10-2004-x64

10

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General

  • Target

    2ef7ab99a6f493e6057f8e2cd3038b98_JaffaCakes118

  • Size

    7.8MB

  • Sample

    241009-ltj5da1alg

  • MD5

    2ef7ab99a6f493e6057f8e2cd3038b98

  • SHA1

    46a74eac26a3fe8ba7da7c7ba5f5f8482effab03

  • SHA256

    ebc2297d17d62e0ca3d7ff0265e79ab1802b3dd37485485f04a896c7277fd95e

  • SHA512

    23d01d06c43d63aea624bfd1ef1a4db6710bed29bf913b0415e88a6328f9581ff291da9a173c4b146d0652e7479ec0987b4f30d9b7c0f58abf1c48e6f42b9107

  • SSDEEP

    98304:Ji0ti/LR5W6oIMzKpXOai0ti/LR5W6oIMzKpXOk:802boI2lj02boI2lk

Score
10/10
aspackv2discoverypersistenceransomware

Malware Config

Targets

    • Target

      2ef7ab99a6f493e6057f8e2cd3038b98_JaffaCakes118

    • Size

      7.8MB

    • MD5

      2ef7ab99a6f493e6057f8e2cd3038b98

    • SHA1

      46a74eac26a3fe8ba7da7c7ba5f5f8482effab03

    • SHA256

      ebc2297d17d62e0ca3d7ff0265e79ab1802b3dd37485485f04a896c7277fd95e

    • SHA512

      23d01d06c43d63aea624bfd1ef1a4db6710bed29bf913b0415e88a6328f9581ff291da9a173c4b146d0652e7479ec0987b4f30d9b7c0f58abf1c48e6f42b9107

    • SSDEEP

      98304:Ji0ti/LR5W6oIMzKpXOai0ti/LR5W6oIMzKpXOk:802boI2lj02boI2lk

    Score
    10/10
    aspackv2discoverypersistenceransomware

    • 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

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • 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