Overview

overview

10

Static

static

7

45a6dd9676...18.exe

windows7-x64

10

45a6dd9676...18.exe

windows10-2004-x64

10

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General

  • Target

    45a6dd967664b0ef5691ea624d8d5ccf_JaffaCakes118

  • Size

    790KB

  • Sample

    240515-l2nsjacc2x

  • MD5

    45a6dd967664b0ef5691ea624d8d5ccf

  • SHA1

    7b96eda9a2803aaa39c7a7ce96c1a521083331a9

  • SHA256

    e1be022e03482af6315e2692ad3f176ee7bcb8525a4f3c25efcc9e18b5f9098b

  • SHA512

    3869ab3472c945e14d8bee52afe2c2b8b4b33d791e49492c9f28703dd33bb59b18fc1ad296ce1d44ebf30a2241dffc48fd50361488ca289c9f7286917ec32fc3

  • SSDEEP

    24576:ZMMpXS0hN0V0H6SGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0Nz:Kwi0L0q/i

Score
10/10
aspackv2persistenceransomware

Malware Config

Targets

    • Target

      45a6dd967664b0ef5691ea624d8d5ccf_JaffaCakes118

    • Size

      790KB

    • MD5

      45a6dd967664b0ef5691ea624d8d5ccf

    • SHA1

      7b96eda9a2803aaa39c7a7ce96c1a521083331a9

    • SHA256

      e1be022e03482af6315e2692ad3f176ee7bcb8525a4f3c25efcc9e18b5f9098b

    • SHA512

      3869ab3472c945e14d8bee52afe2c2b8b4b33d791e49492c9f28703dd33bb59b18fc1ad296ce1d44ebf30a2241dffc48fd50361488ca289c9f7286917ec32fc3

    • SSDEEP

      24576:ZMMpXS0hN0V0H6SGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0Nz:Kwi0L0q/i

    Score
    10/10
    aspackv2persistenceransomware

    • 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