Overview

overview

10

Static

static

7

a434202ac3...18.exe

windows7-x64

10

a434202ac3...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a434202ac3de751db68069fc3aec25d3_JaffaCakes118

  • Size

    780KB

  • Sample

    240613-g8s9da1gkj

  • MD5

    a434202ac3de751db68069fc3aec25d3

  • SHA1

    235e30c3e08a0d9a7a57490d802ee151ba38ef2d

  • SHA256

    b750f083991480d06e2ecce65bf38f3fb33acdcd5c14b2abaaceb48d00929e67

  • SHA512

    f24a053dfe22c8a87e023338671bd63b67b1b965f278538451eda217e91b0ac12fcc53087903a4a2e65127a099e144cddf5c3c56a86b782ae4fc520cf83e0771

  • SSDEEP

    24576:ZMMpXS0hN0V0HUSGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0Nb:Kwi0L0qJi

Score
10/10
aspackv2persistenceransomware

Malware Config

Targets

    • Target

      a434202ac3de751db68069fc3aec25d3_JaffaCakes118

    • Size

      780KB

    • MD5

      a434202ac3de751db68069fc3aec25d3

    • SHA1

      235e30c3e08a0d9a7a57490d802ee151ba38ef2d

    • SHA256

      b750f083991480d06e2ecce65bf38f3fb33acdcd5c14b2abaaceb48d00929e67

    • SHA512

      f24a053dfe22c8a87e023338671bd63b67b1b965f278538451eda217e91b0ac12fcc53087903a4a2e65127a099e144cddf5c3c56a86b782ae4fc520cf83e0771

    • SSDEEP

      24576:ZMMpXS0hN0V0HUSGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0Nb:Kwi0L0qJi

    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