Overview

overview

10

Static

static

3

225a8b3421...18.exe

windows7-x64

10

225a8b3421...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    225a8b342157eb4f7923805915e4c5ec_JaffaCakes118

  • Size

    1.0MB

  • Sample

    240508-ajh9jsah68

  • MD5

    225a8b342157eb4f7923805915e4c5ec

  • SHA1

    d900c267cdf4756c791e5cae044ea4dadfd04d33

  • SHA256

    912c5dcf8cff7c31f79cfaef625e4ba11bef86eecb654c4b7d2cde143d3b82b7

  • SHA512

    3fc61c8f1a4640868083c5d773c34e822034910246c11664da6a5ce696fecd9eaefce73327ef60f308e96dfe5837c3f7b668b5d99d15fabeb7c4fc8651e36d3d

  • SSDEEP

    24576:TEtl9mRda1cSGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0NuJvc:oEs1he

Score
10/10
persistenceransomware

Malware Config

Targets

    • Target

      225a8b342157eb4f7923805915e4c5ec_JaffaCakes118

    • Size

      1.0MB

    • MD5

      225a8b342157eb4f7923805915e4c5ec

    • SHA1

      d900c267cdf4756c791e5cae044ea4dadfd04d33

    • SHA256

      912c5dcf8cff7c31f79cfaef625e4ba11bef86eecb654c4b7d2cde143d3b82b7

    • SHA512

      3fc61c8f1a4640868083c5d773c34e822034910246c11664da6a5ce696fecd9eaefce73327ef60f308e96dfe5837c3f7b668b5d99d15fabeb7c4fc8651e36d3d

    • SSDEEP

      24576:TEtl9mRda1cSGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0NuJvc:oEs1he

    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