Overview

overview

10

Static

static

3

2a033f914e...18.exe

windows7-x64

10

2a033f914e...18.exe

windows10-2004-x64

10

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General

  • Target

    2a033f914ebbb0c8df9bb9effdf72f57_JaffaCakes118

  • Size

    826KB

  • Sample

    240509-pv82nsch42

  • MD5

    2a033f914ebbb0c8df9bb9effdf72f57

  • SHA1

    2c488218f8cf04b73db42c854bc348c0a994de7a

  • SHA256

    8539991f73b64de58635102b1b5fb2c0b740e867d3d9d62ebb711ab610c296fe

  • SHA512

    9459e42417278f4ec66f18f880e20835d6f58a4655ef1d38c5b63746a3ae2333d14a7ba269f77fa608cfc597a711fb389e22943a2cbe3f92021f79c22e53d4d0

  • SSDEEP

    24576:TEtl9mRda1cSGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0NuJvX:oEs1h5

Score
10/10
persistenceransomware

Malware Config

Targets

    • Target

      2a033f914ebbb0c8df9bb9effdf72f57_JaffaCakes118

    • Size

      826KB

    • MD5

      2a033f914ebbb0c8df9bb9effdf72f57

    • SHA1

      2c488218f8cf04b73db42c854bc348c0a994de7a

    • SHA256

      8539991f73b64de58635102b1b5fb2c0b740e867d3d9d62ebb711ab610c296fe

    • SHA512

      9459e42417278f4ec66f18f880e20835d6f58a4655ef1d38c5b63746a3ae2333d14a7ba269f77fa608cfc597a711fb389e22943a2cbe3f92021f79c22e53d4d0

    • SSDEEP

      24576:TEtl9mRda1cSGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0NuJvX:oEs1h5

    Score
    10/10
    persistenceransomware

    • 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