Overview

overview

10

Static

static

7

c0017aefcb...18.exe

windows7-x64

10

c0017aefcb...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c0017aefcbfc259b3bde8d7f65e01b55_JaffaCakes118

  • Size

    1.1MB

  • Sample

    240825-fqxcmswcqg

  • MD5

    c0017aefcbfc259b3bde8d7f65e01b55

  • SHA1

    53af9dedb6d8f2f35a8d5aae64db5e6196fd0822

  • SHA256

    ed72436406b58681a5e1518823a2804cad1ac3fb54b3f8b9e90473635f4ca0e5

  • SHA512

    837f1d3f864b0ab0ddb3eea4011c26b2c76a822f3a0b9a4b09466cd6442553b1c7535d44e84f50d0da0e46de9b59da7e44bd958924ca86085aa31e91ffb85a65

  • SSDEEP

    24576:ZMMpXS0hN0V0H5SGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0ND:Kwi0L0qEYD

Score
10/10
aspackv2discoverypersistenceransomware

Malware Config

Targets

    • Target

      c0017aefcbfc259b3bde8d7f65e01b55_JaffaCakes118

    • Size

      1.1MB

    • MD5

      c0017aefcbfc259b3bde8d7f65e01b55

    • SHA1

      53af9dedb6d8f2f35a8d5aae64db5e6196fd0822

    • SHA256

      ed72436406b58681a5e1518823a2804cad1ac3fb54b3f8b9e90473635f4ca0e5

    • SHA512

      837f1d3f864b0ab0ddb3eea4011c26b2c76a822f3a0b9a4b09466cd6442553b1c7535d44e84f50d0da0e46de9b59da7e44bd958924ca86085aa31e91ffb85a65

    • SSDEEP

      24576:ZMMpXS0hN0V0H5SGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0ND:Kwi0L0qEYD

    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